Navigation

Active Alerts

Daily / Monthly Weather History for ThorntonWeather.com

Climatology & Records
Station Records & Averages

Select a report and click submit:

Daily Report for the month of December 2018

Dec 1 Average and Extremes
Average temperature	31.1°F
Average humidity	69%
Average dewpoint	21.1°F
Average barometer	29.7 in.
Average windspeed	1.7 mph
Average gustspeed	2.8 mph
Average direction	16° (NNE)
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.02 in. on day 01 at time 09:35
Maximum temperature	44.3°F on day 01 at time 13:31
Minimum temperature	21.0°F on day 01 at time 07:25
Maximum humidity	99% on day 01 at time 08:05
Minimum humidity	39% on day 01 at time 17:33
Maximum pressure	29.843 in. on day 01 at time 23:53
Minimum pressure	29.614 in. on day 01 at time 01:00
Maximum windspeed	10.4 mph on day 01 at time 13:25
Maximum gust speed	18.4 mph from 345 °(NNW) on day 01 at time 13:23
Maximum heat index	44.3°F on day 01 at time 13:31

Click here to toggle the 24 Hour Graph of this day

Dec 2 Average and Extremes
Average temperature	26.0°F
Average humidity	68%
Average dewpoint	16.2°F
Average barometer	30.0 in.
Average windspeed	1.7 mph
Average gustspeed	2.9 mph
Average direction	108° (ESE)
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 02 at time 23:59
Maximum temperature	38.4°F on day 02 at time 14:19
Minimum temperature	14.3°F on day 02 at time 06:29
Maximum humidity	92% on day 02 at time 06:46
Minimum humidity	42% on day 02 at time 14:17
Maximum pressure	30.210 in. on day 02 at time 23:53
Minimum pressure	29.840 in. on day 02 at time 00:02
Maximum windspeed	6.9 mph on day 02 at time 14:42
Maximum gust speed	11.5 mph from 040 °( NE) on day 02 at time 21:44
Maximum heat index	38.4°F on day 02 at time 14:18

Click here to toggle the 24 Hour Graph of this day

Dec 3 Average and Extremes
Average temperature	27.5°F
Average humidity	74%
Average dewpoint	20.1°F
Average barometer	30.3 in.
Average windspeed	0.6 mph
Average gustspeed	1.1 mph
Average direction	82° ( E )
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 03 at time 23:59
Maximum temperature	35.0°F on day 03 at time 14:01
Minimum temperature	23.2°F on day 03 at time 07:15
Maximum humidity	89% on day 03 at time 23:59
Minimum humidity	56% on day 03 at time 14:06
Maximum pressure	30.317 in. on day 03 at time 23:41
Minimum pressure	30.204 in. on day 03 at time 00:11
Maximum windspeed	4.6 mph on day 03 at time 20:34
Maximum gust speed	8.1 mph from 082 °( E ) on day 03 at time 17:10
Maximum heat index	35.0°F on day 03 at time 14:01

Click here to toggle the 24 Hour Graph of this day

Dec 4 Average and Extremes
Average temperature	26.0°F
Average humidity	50%
Average dewpoint	7.8°F
Average barometer	30.3 in.
Average windspeed	3.0 mph
Average gustspeed	4.6 mph
Average direction	265° ( W )
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 04 at time 23:59
Maximum temperature	40.1°F on day 04 at time 13:08
Minimum temperature	14.8°F on day 04 at time 22:23
Maximum humidity	90% on day 04 at time 00:18
Minimum humidity	23% on day 04 at time 15:19
Maximum pressure	30.385 in. on day 04 at time 08:40
Minimum pressure	30.260 in. on day 04 at time 18:39
Maximum windspeed	16.1 mph on day 04 at time 11:38
Maximum gust speed	26.5 mph from 264 °( W ) on day 04 at time 12:11
Maximum heat index	40.1°F on day 04 at time 13:08

Click here to toggle the 24 Hour Graph of this day

Dec 5 Average and Extremes
Average temperature	27.4°F
Average humidity	54%
Average dewpoint	11.3°F
Average barometer	30.2 in.
Average windspeed	2.6 mph
Average gustspeed	4.3 mph
Average direction	50° ( NE)
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 05 at time 23:59
Maximum temperature	48.7°F on day 05 at time 13:24
Minimum temperature	13.0°F on day 05 at time 02:05
Maximum humidity	81% on day 05 at time 21:45
Minimum humidity	27% on day 05 at time 12:05
Maximum pressure	30.323 in. on day 05 at time 23:59
Minimum pressure	30.037 in. on day 05 at time 13:15
Maximum windspeed	10.4 mph on day 05 at time 14:31
Maximum gust speed	18.4 mph from 053 °( NE) on day 05 at time 14:30
Maximum heat index	48.7°F on day 05 at time 13:24

Click here to toggle the 24 Hour Graph of this day

Dec 6 Average and Extremes
Average temperature	22.2°F
Average humidity	77%
Average dewpoint	15.8°F
Average barometer	30.3 in.
Average windspeed	2.3 mph
Average gustspeed	3.8 mph
Average direction	53° ( NE)
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 06 at time 23:59
Maximum temperature	31.4°F on day 06 at time 13:21
Minimum temperature	18.5°F on day 06 at time 21:56
Maximum humidity	92% on day 06 at time 22:14
Minimum humidity	57% on day 06 at time 14:32
Maximum pressure	30.395 in. on day 06 at time 23:09
Minimum pressure	30.277 in. on day 06 at time 13:50
Maximum windspeed	8.1 mph on day 06 at time 15:42
Maximum gust speed	12.7 mph from 046 °( NE) on day 06 at time 00:22
Maximum heat index	31.4°F on day 06 at time 13:21

Click here to toggle the 24 Hour Graph of this day

Dec 7 Average and Extremes
Average temperature	26.7°F
Average humidity	70%
Average dewpoint	17.3°F
Average barometer	30.4 in.
Average windspeed	1.1 mph
Average gustspeed	2.0 mph
Average direction	62° (ENE)
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 07 at time 23:59
Maximum temperature	43.3°F on day 07 at time 13:43
Minimum temperature	16.2°F on day 07 at time 07:19
Maximum humidity	88% on day 07 at time 08:27
Minimum humidity	44% on day 07 at time 15:11
Maximum pressure	30.495 in. on day 07 at time 08:53
Minimum pressure	30.369 in. on day 07 at time 14:03
Maximum windspeed	5.8 mph on day 07 at time 15:46
Maximum gust speed	11.5 mph from 118 °(ESE) on day 07 at time 15:45
Maximum heat index	43.3°F on day 07 at time 13:43

Click here to toggle the 24 Hour Graph of this day

Dec 8 Average and Extremes
Average temperature	29.7°F
Average humidity	65%
Average dewpoint	18.2°F
Average barometer	30.4 in.
Average windspeed	0.9 mph
Average gustspeed	1.6 mph
Average direction	59° (ENE)
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 08 at time 23:59
Maximum temperature	48.7°F on day 08 at time 14:19
Minimum temperature	16.1°F on day 08 at time 07:28
Maximum humidity	92% on day 08 at time 05:53
Minimum humidity	37% on day 08 at time 15:10
Maximum pressure	30.437 in. on day 08 at time 23:01
Minimum pressure	30.256 in. on day 08 at time 14:05
Maximum windspeed	6.9 mph on day 08 at time 14:52
Maximum gust speed	11.5 mph from 055 °( NE) on day 08 at time 14:41
Maximum heat index	48.7°F on day 08 at time 14:01

Click here to toggle the 24 Hour Graph of this day

Dec 9 Average and Extremes
Average temperature	29.2°F
Average humidity	63%
Average dewpoint	17.5°F
Average barometer	30.4 in.
Average windspeed	1.3 mph
Average gustspeed	2.0 mph
Average direction	112° (ESE)
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 09 at time 23:59
Maximum temperature	44.5°F on day 09 at time 13:24
Minimum temperature	19.2°F on day 09 at time 04:18
Maximum humidity	85% on day 09 at time 08:21
Minimum humidity	38% on day 09 at time 14:57
Maximum pressure	30.517 in. on day 09 at time 09:56
Minimum pressure	30.404 in. on day 09 at time 01:23
Maximum windspeed	6.9 mph on day 09 at time 10:39
Maximum gust speed	11.5 mph from 098 °( E ) on day 09 at time 12:09
Maximum heat index	44.5°F on day 09 at time 13:24

Click here to toggle the 24 Hour Graph of this day

Dec 10 Average and Extremes
Average temperature	34.7°F
Average humidity	38%
Average dewpoint	9.8°F
Average barometer	30.2 in.
Average windspeed	2.4 mph
Average gustspeed	3.8 mph
Average direction	182° ( S )
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 10 at time 23:59
Maximum temperature	56.5°F on day 10 at time 13:52
Minimum temperature	20.1°F on day 10 at time 01:21
Maximum humidity	63% on day 10 at time 01:09
Minimum humidity	13% on day 10 at time 14:21
Maximum pressure	30.404 in. on day 10 at time 00:02
Minimum pressure	30.041 in. on day 10 at time 23:59
Maximum windspeed	8.1 mph on day 10 at time 11:04
Maximum gust speed	12.7 mph from 202 °(SSW) on day 10 at time 11:03
Maximum heat index	56.5°F on day 10 at time 13:52

Click here to toggle the 24 Hour Graph of this day

Dec 11 Average and Extremes
Average temperature	41.3°F
Average humidity	34%
Average dewpoint	13.9°F
Average barometer	30.0 in.
Average windspeed	4.7 mph
Average gustspeed	7.8 mph
Average direction	274° ( W )
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 11 at time 23:59
Maximum temperature	58.6°F on day 11 at time 13:17
Minimum temperature	25.2°F on day 11 at time 04:40
Maximum humidity	62% on day 11 at time 21:34
Minimum humidity	18% on day 11 at time 14:27
Maximum pressure	30.050 in. on day 11 at time 00:19
Minimum pressure	29.850 in. on day 11 at time 23:57
Maximum windspeed	18.4 mph on day 11 at time 11:44
Maximum gust speed	34.5 mph from 287 °(WNW) on day 11 at time 11:46
Maximum heat index	58.5°F on day 11 at time 13:17

Click here to toggle the 24 Hour Graph of this day

Dec 12 Average and Extremes
Average temperature	37.6°F
Average humidity	44%
Average dewpoint	16.1°F
Average barometer	29.8 in.
Average windspeed	8.6 mph
Average gustspeed	13.7 mph
Average direction	305° ( NW)
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 12 at time 23:59
Maximum temperature	57.7°F on day 12 at time 11:14
Minimum temperature	21.4°F on day 12 at time 03:45
Maximum humidity	66% on day 12 at time 05:13
Minimum humidity	17% on day 12 at time 11:10
Maximum pressure	30.079 in. on day 12 at time 23:54
Minimum pressure	29.621 in. on day 12 at time 12:39
Maximum windspeed	26.5 mph on day 12 at time 12:42
Maximum gust speed	49.5 mph from 279 °( W ) on day 12 at time 13:28
Maximum heat index	57.7°F on day 12 at time 11:14

Click here to toggle the 24 Hour Graph of this day

Dec 13 Average and Extremes
Average temperature	30.2°F
Average humidity	44%
Average dewpoint	10.2°F
Average barometer	30.3 in.
Average windspeed	3.2 mph
Average gustspeed	4.9 mph
Average direction	56° (ENE)
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 13 at time 23:59
Maximum temperature	41.9°F on day 13 at time 13:50
Minimum temperature	20.0°F on day 13 at time 07:49
Maximum humidity	62% on day 13 at time 02:56
Minimum humidity	24% on day 13 at time 14:38
Maximum pressure	30.373 in. on day 13 at time 23:38
Minimum pressure	30.079 in. on day 13 at time 00:01
Maximum windspeed	16.1 mph on day 12 at time 00:17
Maximum gust speed	21.9 mph from 355 °( N ) on day 13 at time 00:59
Maximum heat index	41.9°F on day 13 at time 13:50

Click here to toggle the 24 Hour Graph of this day

Dec 14 Average and Extremes
Average temperature	33.2°F
Average humidity	46%
Average dewpoint	12.8°F
Average barometer	30.3 in.
Average windspeed	1.3 mph
Average gustspeed	2.2 mph
Average direction	134° ( SE)
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 14 at time 23:59
Maximum temperature	55.4°F on day 14 at time 13:31
Minimum temperature	16.1°F on day 14 at time 06:39
Maximum humidity	69% on day 14 at time 07:20
Minimum humidity	19% on day 14 at time 13:39
Maximum pressure	30.466 in. on day 14 at time 09:42
Minimum pressure	30.161 in. on day 14 at time 23:58
Maximum windspeed	8.1 mph on day 14 at time 13:02
Maximum gust speed	13.8 mph from 113 °(ESE) on day 14 at time 13:16
Maximum heat index	55.3°F on day 14 at time 13:34

Click here to toggle the 24 Hour Graph of this day

Dec 15 Average and Extremes
Average temperature	38.2°F
Average humidity	48%
Average dewpoint	19.2°F
Average barometer	30.1 in.
Average windspeed	2.0 mph
Average gustspeed	3.5 mph
Average direction	231° ( SW)
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 15 at time 23:59
Maximum temperature	54.9°F on day 15 at time 10:43
Minimum temperature	26.6°F on day 15 at time 00:21
Maximum humidity	65% on day 15 at time 23:58
Minimum humidity	29% on day 15 at time 13:55
Maximum pressure	30.276 in. on day 15 at time 23:22
Minimum pressure	30.011 in. on day 15 at time 13:07
Maximum windspeed	15.0 mph on day 15 at time 08:31
Maximum gust speed	24.2 mph from 191 °( S ) on day 15 at time 10:06
Maximum heat index	54.9°F on day 15 at time 10:43

Click here to toggle the 24 Hour Graph of this day

Dec 16 Average and Extremes
Average temperature	36.9°F
Average humidity	48%
Average dewpoint	17.4°F
Average barometer	30.3 in.
Average windspeed	1.4 mph
Average gustspeed	2.3 mph
Average direction	134° ( SE)
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 16 at time 23:59
Maximum temperature	59.9°F on day 16 at time 13:37
Minimum temperature	23.4°F on day 16 at time 07:10
Maximum humidity	64% on day 16 at time 23:51
Minimum humidity	21% on day 16 at time 13:40
Maximum pressure	30.347 in. on day 16 at time 09:27
Minimum pressure	30.245 in. on day 16 at time 14:15
Maximum windspeed	8.1 mph on day 16 at time 13:51
Maximum gust speed	11.5 mph from 086 °( E ) on day 16 at time 13:51
Maximum heat index	59.9°F on day 16 at time 13:37

Click here to toggle the 24 Hour Graph of this day

Dec 17 Average and Extremes
Average temperature	36.9°F
Average humidity	45%
Average dewpoint	15.6°F
Average barometer	30.1 in.
Average windspeed	0.6 mph
Average gustspeed	1.1 mph
Average direction	109° (ESE)
Rainfall for month	0.05 in.
Rainfall for year	12.65 in.
Maximum rain per minute	0.00 in. on day 17 at time 23:59
Maximum temperature	59.0°F on day 17 at time 13:42
Minimum temperature	20.5°F on day 17 at time 05:22
Maximum humidity	69% on day 17 at time 08:23
Minimum humidity	21% on day 17 at time 14:18
Maximum pressure	30.261 in. on day 17 at time 00:01
Minimum pressure	30.009 in. on day 17 at time 23:59
Maximum windspeed	8.1 mph on day 17 at time 09:54
Maximum gust speed	11.5 mph from 116 °(ESE) on day 17 at time 21:59
Maximum heat index	59.0°F on day 17 at time 13:42

Click here to toggle the 24 Hour Graph of this day

Average and Extremes for Month of December 2018 up to day 17
Average temperature	31.5°F; diff from climate av: +1.3°F
Average humidity	55%
Average dewpoint	15.3°F
Average barometer	30.183 in.
Average windspeed	2.3 mph; diff from climate av. :-6.1 mph
Average gustspeed	3.8 mph
Average direction	66° (ENE)
Rainfall for month	0.051 in.; diff from climate av. -0.58 in.
Rainfall for year	12.646 in.; diff from climate av. -2.98 in.
Maximum rain per minute	0.020 in on day 01 at time 09:35
Maximum temperature	59.9°F on day 16 at time 13:37
Minimum temperature	13.0°F on day 05 at time 02:05
Maximum humidity	99% on day 01 at time 08:05
Minimum humidity	13% on day 10 at time 14:21
Maximum pressure	30.52 in. on day 09 at time 09:56
Minimum pressure	29.61 in. on day 01 at time 01:00
Maximum windspeed	26.5 mph from 279°( W ) on day 12 at time 12:42
Maximum gust speed	49.5 mph from 270°( W ) on day 12 at time 13:28
Maximum heat index	59.9°F on day 16 at time 13:37

Day, Sunshine Hours, ET, Max Solar, UV
01 01:30hrs	ET :0.020 in.	408.0 W/m²	1.4 uv
02 03:48hrs	ET :0.016 in.	450.0 W/m²	1.5 uv
03 01:00hrs	ET :0.016 in.	462.0 W/m²	1.3 uv
04 04:00hrs	ET :0.035 in.	459.0 W/m²	1.7 uv
05 03:54hrs	ET :0.039 in.	485.0 W/m²	1.6 uv
06 01:00hrs	ET :0.020 in.	469.0 W/m²	1.7 uv
07 03:18hrs	ET :0.020 in.	429.0 W/m²	1.7 uv
08 03:48hrs	ET :0.024 in.	448.0 W/m²	1.6 uv
09 03:36hrs	ET :0.020 in.	445.0 W/m²	1.5 uv
10 02:24hrs	ET :0.047 in.	441.0 W/m²	1.4 uv
11 03:24hrs	ET :0.079 in.	462.0 W/m²	1.5 uv
12 00:18hrs	ET :0.118 in.	318.0 W/m²	1.3 uv
13 03:54hrs	ET :0.039 in.	446.0 W/m²	1.5 uv
14 04:06hrs	ET :0.031 in.	431.0 W/m²	1.1 uv
15 01:00hrs	ET :0.039 in.	172.0 W/m²	0.5 uv
16 03:30hrs	ET :0.031 in.	443.0 W/m²	1.5 uv
17 03:00hrs	ET :0.031 in.	452.0 W/m²	1.4 uv
Sunshine hours month to date 47:21 hrs
Sunshine hours year to date 1790:24 hrs

Daily Rain Totals
00.05 in. on day 1