Denver, Colo.
H
I S T O R I C A L
W
E A T H E R
D
A T A
Average Temperature
Year
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
°F
50.3
29.7
33.4
39
48.2
57.2
66.9
73.5
71.4
62.3
51.4
39
31
°C
10
-1
0
3
9
14
19
23
21
16
10
3
0
Years Charted: 30
Source:
National Weather Service, San Francisco
Results based on data collected from 1961 - 1990
Average High Temperature
Year
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
°F
64.2
43.2
46.6
52.2
61.8
70.8
81.4
88.2
85.8
76.9
66.3
52.5
44.5
°C
17
6
8
11
16
21
27
31
29
24
19
11
6
Years Charted: 30
Source:
National Weather Service, San Francisco
Results based on data collected from 1961 - 1990
Average Low Temperature
Year
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
°F
36.2
16.1
20.2
25.8
34.5
43.6
52.4
58.6
56.9
47.6
36.4
25.4
17.4
°C
2
-8
-6
-3
1
6
11
14
13
8
2
-3
-8
Years Charted: 30
Source:
National Weather Service, San Francisco
Results based on data collected from 1961 - 1990
Highest Recorded Temperature
Year
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
°F
104
73
76
84
90
96
104
104
101
97
89
79
75
°C
40
22
24
28
32
35
40
40
38
36
31
26
23
Years Charted: 59
Source:
National Weather Service, San Francisco
Results based on data collected through 1993
Lowest Recorded Temperature
Year
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
°F
-30
-25
-30
-11
-2
22
30
43
41
17
3
-8
-25
°C
-34
-31
-34
-23
-18
-5
-1
6
5
-8
-16
-22
-31
Years Charted: 59
Source:
National Weather Service, San Francisco
Results based on data collected through 1993
Mean Number of Days Below 32°F/0°C
Total
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
Days
156
30
26
24
11
2
0
0
0
1
9
24
29
Years Charted: 33
Source:
National Weather Service, San Francisco
Results based on data collected through 1993
Average Precipitation
Year
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
in.
15.4
0.5
0.57
1.28
1.71
2.4
1.79
1.91
1.51
1.24
0.98
0.87
0.64
mm
391
12
14
32
43
60
45
48
38
31
24
22
16
Years Charted: 30
Source:
National Weather Service, San Francisco
Results based on data collected from 1961 - 1990
Average Snowfall
Year
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
in.
60.4
8.2
7.4
12.6
8.9
1.6
0
0
0
1.6
3.8
8.9
7.4
mm
1534
208
187
320
226
40
0
0
0
40
96
226
187
Years Charted: 59
Source:
National Weather Service, San Francisco
Results based on data collected through 1993
Average Wind Speed
Year
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
mph
8.7
8.6
8.8
9.7
10
9.3
8.9
8.3
8
7.9
7.8
8.2
8.4
km/h
13
13
14
15
16
14
14
13
12
12
12
13
13
Years Charted: 45
Source:
National Weather Service, San Francisco
Results based on data collected through 1993
Average Days of Precipitation
Total
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
Days
89
6
6
9
9
11
9
9
9
6
5
6
5
Years Charted: 59
Source:
National Weather Service, San Francisco
Results based on data collected through 1993
Days With Sunshine
Year
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
%
69
71
70
69
67
64
70
71
71
74
72
64
67
Years Charted: 44
Source:
National Weather Service, San Francisco
Results based on data collected through 1993
Mean Number of Cloudy Days
Total
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
Days
120
12
11
13
12
13
8
6
7
8
9
10
10
Years Charted: 59
Source:
National Weather Service, San Francisco
Results based on data collected through 1993
Mean Number of Partly Cloudy Days
Total
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
Days
130
9
9
10
11
12
12
16
14
9
9
10
10
Years Charted: 59
Source:
National Weather Service, San Francisco
Results based on data collected through 1993
Mean Number of Clear Days
Total
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
Days
115
10
8
8
7
6
10
9
10
13
13
10
11
Years Charted: 59
Source:
National Weather Service, San Francisco
Results based on data collected through 1993
Average Morning Relative Humidity
Year
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
%
68
64
67
68
67
71
69
69
70
69
65
68
65
Years Charted: 33
Source:
National Weather Service, San Francisco
Results based on data collected through 1993
Average Afternoon Relative Humidity
Year
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
%
40
49
44
40
35
38
35
34
35
34
35
49
52
Years Charted: 33
Source:
National Weather Service, San Francisco
Results based on data collected through 1993
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