LOCAL CLIMATOLOGICAL DATA
Month: 12 / 2025
Station Location: ThorntonWeather.com, Thornton, CO
Lat.039:54:58 Long.0104:55:49
Elevation: 5193 Feet Above Sea Level
Temperature
(Farenheit)
Degree Days
Base 64 Degrees
  Snow/
Ice On
Ground
(in.)
Rain
(in.)
Pressure
(inches)
Wind-
speed
(mph)
D
A
Y
Max Min Avg Diff
From
Normal
Avg
Dew
Point
Avg
Wet
Bulb
Heating Cooling Sign.
Cond.
Sun
Hours
Max
Solar
w/m2
Max
UV
Snow-
fall
Water
Equiv.
Avg
Sea
Level
Avg
Speed
Max
Speed
Avg
Dir.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
042.3
049.7
033.2
041.0
037.0
053.8
050.1
054.1
061.1
062.0
067.5
066.8
065.4
068.0
068.2
067.7
070.1
050.4
073.1
059.5
063.7
075.6
060.5
072.6
074.4
063.4
059.5
038.9
040.5
050.8
067.0
11.0
23.0
21.8
12.6
24.1
28.5
25.0
28.8
34.6
30.4
56.3
35.6
27.5
23.5
32.4
31.0
41.5
32.4
39.9
30.0
27.4
38.0
37.1
39.2
36.7
29.7
30.7
15.6
12.2
17.9
22.6
26.7
35.5
27.5
26.1
30.3
39.4
36.8
44.3
53.1
46.7
61.2
48.2
43.7
39.6
47.2
49.8
53.0
39.4
60.1
42.0
41.6
55.8
49.1
52.8
50.2
43.6
42.1
24.9
23.8
31.8
40.3
-7.6
+0.4
-5.5
-6.5
-1.9
+9.7
+4.6
+12.6
+24.2
+14.2
+28.7
+14.4
+9.4
+8.5
+15.9
+19.0
+24.1
+9.2
+27.2
+7.3
+8.0
+26.2
+20.4
+23.0
+22.0
+15.7
+12.9
-3.9
-4.1
+4.1
-----
12.0
17.2
25.4
19.2
21.8
26.1
17.4
21.0
27.1
28.9
20.0
27.0
20.6
24.0
13.1
19.4
21.7
03.8
16.8
27.6
27.6
22.3
17.3
23.0
24.3
16.8
23.0
13.0
10.8
17.3
19.9
22.8
29.8
26.8
24.0
27.6
34.8
30.6
36.5
43.1
40.0
45.9
40.3
36.1
34.4
36.7
39.4
41.8
29.9
44.7
36.8
36.6
43.5
38.6
41.9
40.8
35.2
35.6
21.7
20.5
27.4
33.8
38.2
29.4
37.4
38.9
34.7
25.6
28.2
20.7
11.8
18.2
03.7
16.7
21.2
25.4
17.8
15.2
11.9
25.5
04.8
23.0
23.3
09.1
15.8
12.1
14.7
21.3
22.9
40.0
41.1
33.1
24.7
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
COLD
-----
RAIN
COLD
SNOW
-----
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-----
-----
-----
-----
-----
-----
-----
-----
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-----
-----
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-----
-----
-----
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SNOW
COLD
-----
-----
07.0
05.4
00.0
06.8
01.8
06.3
07.2
03.6
00.3
06.3
00.7
04.5
07.1
05.9
07.6
04.2
03.3
04.3
00.3
02.4
06.7
07.5
03.1
04.7
03.7
03.6
01.5
03.2
07.6
03.8
07.6
454.0
533.0
042.0
555.0
515.0
522.0
441.0
543.0
311.0
457.0
313.0
513.0
459.0
501.0
443.0
443.0
446.0
475.0
330.0
515.0
471.0
476.0
413.0
464.0
559.0
476.0
566.0
503.0
452.0
464.0
445.0
01.7
01.9
00.0
02.2
02.1
02.3
02.0
01.3
01.5
02.1
01.4
02.2
02.2
02.3
02.1
02.1
02.1
01.8
01.0
01.9
02.1
02.2
01.8
02.1
02.6
02.1
01.3
01.0
01.7
01.2
02.1
00.00
00.00
05.30
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
01.30
00.00
00.00
00.00
00.00
00.00
00.50
00.00
00.01
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.08
00.00
00.00
00.00
30.05
29.75
30.01
30.00
29.83
29.63
29.97
29.92
29.59
29.81
29.58
29.71
29.88
30.09
29.92
29.76
29.42
29.67
29.41
29.65
29.87
29.74
29.81
29.81
29.66
29.65
29.53
30.06
30.44
30.31
30.03
02.3
03.3
02.3
02.0
02.4
03.9
03.3
04.5
08.2
06.1
10.8
03.8
05.3
01.5
02.6
04.8
08.3
05.4
08.4
04.1
02.3
05.0
03.4
02.6
02.9
01.5
03.3
04.9
01.5
00.9
01.5
12.7
19.6
13.8
14.9
16.1
19.6
21.9
27.6
42.5
29.9
41.4
33.4
29.9
10.3
10.3
28.8
54.0
35.6
43.7
39.1
13.8
29.9
18.4
14.9
27.6
09.2
24.1
29.9
11.5
10.3
09.2
~156
~128
~010
~200
~158
~259
~248
~248
~263
~228
~253
~267
~245
~195
~195
~236
~243
~277
~281
~272
~180
~217
~194
~182
~231
~190
~331
~088
~276
~076
~187
  58.3

28.9

42.2

+11.2

20.2

35.0

0022.8

0000.0

  Total
138.0
    Total
6.60
Total
0.59
29.824

04.0

24.0

239


Maximum Temperature: 75.6
Minimum Temperature: 11.0
Maximum Pressure: 30.51
Minimum Pressure: 29.12
Maximum Daily Precip: 0.50 in
Maximum Daily Snowfall: 5.30 in

Gale: 0 Day(s)
Maximum Wind: 54.1
Wind Run: 2957.6miles
Heating Degree Days: 706.5
Cooling Degree Days: 000.0

Max. Temp. >= 90 Was 0 Day(s)
Max. Temp. <= 32 Was 0 Day(s)
Min. Temp. <= 32 Was 20 Day(s)
Min. Temp. <= 0 Was 0 Day(s)
Precipitation >=.01inch Was 3 Day(s)
Precipitation >=.10inch Was 2 Day(s)
Snowfall >=1.0inch Was 2 Day(s)