LOCAL CLIMATOLOGICAL DATA
Month: 05 / 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
062.9
065.7
078.4
078.7
071.4
051.8
057.0
070.4
073.8
079.2
086.2
088.3
087.5
072.4
070.1
072.8
071.3
068.6
065.0
072.4
076.1
080.4
083.5
066.2
058.8
064.4
075.8
068.3
069.6
081.7
078.5
40.6
36.3
36.0
44.3
49.8
43.0
43.0
39.2
41.6
43.3
47.6
49.5
53.0
43.0
44.9
40.1
49.9
46.4
46.2
36.2
42.4
41.3
49.6
50.5
49.6
45.4
46.1
48.6
49.0
46.7
52.9
48.7
51.2
59.4
61.2
56.9
45.9
48.2
55.4
58.8
63.6
67.8
70.6
71.3
54.4
56.4
59.1
60.5
54.7
55.9
56.6
60.1
61.1
65.2
57.5
52.5
53.9
55.4
56.1
57.1
64.1
66.3
-1.6
+1.7
+6.7
+6.2
+0.1
-11.7
-7.5
+2.2
+5.6
+10.9
+17.9
+17.0
+14.7
-2.5
-0.1
+1.2
+0.6
-3.5
-1.6
+0.7
+2.9
+2.8
+8.6
+0.5
-7.4
-6.7
-6.4
-6.7
-4.6
+2.7
-----
38.6
30.4
27.6
33.7
40.7
41.6
42.8
39.1
41.1
38.4
39.4
36.2
33.0
35.5
29.8
29.8
38.9
43.7
34.6
31.6
34.9
42.0
47.5
52.7
49.4
48.2
48.7
49.3
47.7
47.9
51.5
44.3
42.9
46.6
49.2
49.4
44.0
45.7
48.0
50.4
51.8
54.1
54.4
53.8
46.2
45.6
47.0
50.4
49.5
46.7
46.2
49.0
51.9
56.0
54.9
51.0
51.0
52.0
52.6
52.3
55.7
58.2
16.2
13.7
05.5
03.7
08.0
19.1
16.7
09.5
06.1
01.3
00.0
00.0
00.0
10.6
08.6
05.8
04.5
10.2
09.0
08.3
04.8
03.8
00.0
07.4
12.4
11.0
09.5
08.9
07.8
00.9
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
02.8
05.7
06.4
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.0
00.3
00.0
00.0
00.0
00.0
00.0
00.0
00.0
01.4
RAIN
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RAIN
RAIN
-----
-----
-----
-----
-----
-----
RAIN
-----
-----
-----
-----
-----
-----
-----
-----
-----
-----
RAIN
-----
RAIN
RAIN
-----
-----
-----
03.5
08.3
08.4
05.8
04.8
00.0
01.2
08.1
06.3
08.4
06.9
08.0
04.8
04.9
08.5
07.7
01.7
03.1
00.8
09.0
08.2
07.5
07.3
00.1
00.0
00.9
03.7
03.2
02.3
05.9
08.4
1160.0
889.0
898.0
1143.0
1044.0
264.0
1004.0
881.0
1028.0
902.0
1051.0
919.0
1009.0
1090.0
937.0
1107.0
738.0
1208.0
1252.0
1088.0
1011.0
967.0
905.0
1195.0
543.0
1187.0
1102.0
1065.0
1162.0
904.0
962.0
08.4
07.4
08.1
08.2
08.1
02.2
07.6
07.5
08.7
08.3
08.9
08.3
08.9
08.8
07.9
09.1
05.9
08.4
09.1
08.3
08.4
08.6
08.5
07.6
04.2
08.8
09.3
08.8
09.3
07.4
09.0
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
00.00
00.00
00.00
00.00
00.00
00.00
00.00
00.23
00.00
00.00
00.00
00.00
00.46
00.86
00.00
00.00
00.00
00.00
00.00
00.00
00.24
00.00
00.00
00.00
00.01
00.00
00.00
00.00
00.00
00.00
00.09
00.54
00.02
00.28
00.23
00.09
00.01
00.00
29.80
29.89
29.67
29.43
29.44
29.77
29.97
29.96
29.98
29.90
29.62
29.34
29.11
29.22
29.47
29.55
29.51
29.29
29.40
29.62
29.71
29.73
29.50
29.63
29.83
29.79
29.82
29.78
29.87
29.80
29.74
02.5
03.1
02.5
04.0
05.4
02.6
02.5
02.3
02.0
02.9
03.1
03.5
03.3
05.5
09.1
05.7
01.9
02.3
02.7
04.0
03.3
03.0
04.5
05.0
03.0
03.0
02.4
03.9
01.8
03.3
02.0
25.3
17.3
13.8
23.0
27.6
19.6
14.9
13.8
14.9
18.4
19.6
21.9
14.9
40.3
34.5
28.8
14.9
25.3
16.1
24.1
21.9
20.7
26.4
21.9
34.5
23.0
23.0
28.8
11.5
21.9
11.5
~018
~044
~131
~345
~359
~346
~336
~114
~023
~147
~353
~130
~149
~035
~270
~279
~353
~357
~346
~354
~052
~113
~358
~007
~081
~087
~054
~019
~138
~085
~008
  72.5

45.0

58.3

+1.5

40.2

49.8

0007.2

0000.5

  Total
158.0
    Total
0.00
Total
3.03
29.649

03.4

21.7

001


Maximum Temperature: 88.3
Minimum Temperature: 36.0
Maximum Pressure: 30.04
Minimum Pressure: 29.01
Maximum Daily Precip: 0.86 in
Maximum Daily Snowfall: 0.00 in

Gale: 0 Day(s)
Maximum Wind: 40.3
Wind Run: 2539.7miles
Heating Degree Days: 223.4
Cooling Degree Days: 016.6

Max. Temp. >= 90 Was 0 Day(s)
Max. Temp. <= 32 Was 0 Day(s)
Min. Temp. <= 32 Was 0 Day(s)
Min. Temp. <= 0 Was 0 Day(s)
Precipitation >=.01inch Was 12 Day(s)
Precipitation >=.10inch Was 9 Day(s)
Snowfall >=1.0inch Was 0 Day(s)