LOCAL CLIMATOLOGICAL DATA
Month: 09 / 2026
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
089.9
090.6
092.3
093.9
094.7
092.1
086.4
085.4
082.2
090.1
091.5
080.1
096.0
089.1
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60.2
56.0
56.5
58.4
59.3
60.6
61.2
59.8
57.0
49.2
57.6
53.7
52.7
67.0
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72.5
72.6
73.9
76.7
77.2
73.1
72.4
71.2
69.6
70.8
74.4
66.2
74.3
75.5
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+1.5
+2.2
+3.9
+7.1
+9.2
+5.3
+4.7
+5.3
+5.0
+6.4
+10.0
+3.4
+10.3
+11.3
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54.8
49.5
48.2
46.0
47.9
58.6
58.5
54.8
45.8
40.9
37.2
47.2
49.5
50.3
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62.3
60.0
60.0
60.3
61.2
64.4
64.1
61.8
57.2
56.0
56.4
56.3
60.7
61.5
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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
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07.6
07.6
08.9
11.8
12.3
08.2
07.4
06.2
04.6
05.8
09.5
01.2
09.4
10.5
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HOT
HOT
HOT
HOT
HOT
HOT
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HOT
HOT
-----
HOT
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07.1
09.2
08.6
10.3
09.1
09.0
03.9
07.5
10.5
10.6
06.4
08.6
09.3
02.3
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962.0
816.0
816.0
821.0
947.0
789.0
925.0
870.0
803.0
803.0
970.0
893.0
779.0
844.0
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05.2
07.5
07.2
07.2
07.7
07.4
07.8
07.5
06.8
06.4
07.6
06.4
06.7
06.6
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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
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00.00
00.13
00.00
00.00
00.00
00.34
00.06
00.01
00.00
00.00
00.00
00.00
00.00
00.00
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29.59
29.52
29.47
29.46
29.49
29.49
29.46
29.67
29.83
29.67
29.46
29.64
29.52
29.35
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02.5
03.7
03.3
03.4
02.5
02.6
02.2
02.5
02.8
02.7
03.0
03.7
04.0
03.8
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26.4
19.6
17.3
18.4
17.3
39.1
19.6
17.3
13.8
13.8
12.7
23.0
26.4
26.4
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~140
~104
~095
~124
~042
~357
~040
~108
~056
~146
~182
~043
~122
~236
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  89.6

57.8

72.9

+8.6

49.2

60.0

0000.0

0007.9

  Total
112.0
    Total
0.00
Total
0.54
29.544

03.0

20.8

100


Maximum Temperature: 96.0
Minimum Temperature: 49.2
Maximum Pressure: 29.93
Minimum Pressure: 29.29
Maximum Daily Precip: 0.34 in
Maximum Daily Snowfall: 0.00 in

Gale: 0 Day(s)
Maximum Wind: 39.1
Wind Run: 1000.8miles
Heating Degree Days: 000.0
Cooling Degree Days: 111.1

Max. Temp. >= 90 Was 9 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 4 Day(s)
Precipitation >=.10inch Was 2 Day(s)
Snowfall >=1.0inch Was 0 Day(s)