Av. high : Average high in ºF - Av.low : Average low in ºF - Av. precip. : Average precipitation in inch - Days precip. : Days with precipitation - Hours sun. : Hours of sunshine
Hi : Average high in ºF - Lo : Average low in ºF - Pre. : Average precipitation in inch - DP : Days with precipitation - Sun : Hours of sunshine
Boulder Climate Graph - Colorado Climate Chart
Daily normals Boulder - Colorado - January
Day
High
ºF
Low
ºF
Prec/mo
inch
Prec/yr
inch
Snow/mo
inch
Snow/yr
inch
1 Jan
46.3
21.7
0.04
0.04
0.39
1.00
2 Jan
46.4
21.8
0.04
0.04
0.79
2.00
3 Jan
46.5
21.9
0.08
0.08
1.18
3.00
4 Jan
46.6
22.0
0.12
0.12
1.61
4.10
5 Jan
46.7
22.1
0.12
0.12
1.89
4.80
6 Jan
46.8
22.1
0.16
0.16
2.28
5.80
7 Jan
46.9
22.2
0.20
0.20
2.72
6.90
8 Jan
47.0
22.3
0.20
0.20
2.99
7.60
9 Jan
47.1
22.3
0.24
0.24
3.31
8.40
10 Jan
47.1
22.3
0.24
0.24
3.58
9.10
11 Jan
47.1
22.4
0.28
0.28
4.02
10.20
12 Jan
47.2
22.4
0.28
0.28
4.29
10.90
13 Jan
47.2
22.4
0.31
0.31
4.61
11.70
14 Jan
47.2
22.4
0.35
0.35
4.88
12.40
15 Jan
47.2
22.4
0.35
0.35
5.20
13.20
16 Jan
47.2
22.4
0.39
0.39
5.51
14.00
17 Jan
47.2
22.4
0.39
0.39
5.79
14.70
18 Jan
47.1
22.4
0.43
0.43
6.18
15.70
19 Jan
47.1
22.4
0.47
0.47
6.50
16.50
20 Jan
47.1
22.3
0.47
0.47
6.81
17.30
21 Jan
47.0
22.3
0.51
0.51
7.09
18.00
22 Jan
47.0
22.3
0.51
0.51
7.52
19.10
23 Jan
46.9
22.2
0.55
0.55
7.80
19.80
24 Jan
46.9
22.2
0.59
0.59
8.19
20.80
25 Jan
46.8
22.2
0.59
0.59
8.50
21.60
26 Jan
46.8
22.1
0.63
0.63
8.90
22.60
27 Jan
46.7
22.1
0.67
0.67
9.21
23.40
28 Jan
46.7
22.1
0.67
0.67
9.61
24.40
29 Jan
46.7
22.0
0.71
0.71
10.00
25.40
30 Jan
46.7
22.0
0.75
0.75
10.31
26.20
31 Jan
46.6
22.0
0.75
0.75
10.71
27.20
Weather history Boulder - December 2019
Day
High
ºF
Low
ºF
Precip.
inch
Snow
inch
Snow d.
inch
01 Dec
36.0
12.9
0.00
0.00
9.0
02 Dec
54.0
15.1
0.00
0.00
6.0
03 Dec
55.9
35.1
0.00
0.00
4.0
04 Dec
54.0
30.9
0.00
0.00
4.0
05 Dec
43.0
30.9
0.12
0.00
3.0
06 Dec
48.9
25.0
0.01
0.00
3.0
07 Dec
59.0
24.1
0.00
0.00
2.0
08 Dec
55.9
35.1
0.00
0.00
1.0
09 Dec
45.0
26.1
0.00
0.00
1.0
10 Dec
35.1
18.0
0.00
0.00
1.0
11 Dec
54.0
23.0
0.00
0.00
1.0
12 Dec
51.1
34.0
0.00
0.00
0.0
13 Dec
44.1
35.1
0.00
0.00
0.0
14 Dec
39.9
25.0
0.06
0.71
1.0
15 Dec
30.9
18.0
0.00
0.00
0.0
16 Dec
34.0
18.0
0.00
0.00
0.0
17 Dec
44.1
15.1
0.00
0.00
0.0
18 Dec
54.0
19.0
0.00
0.00
0.0
19 Dec
46.9
25.0
0.00
0.00
0.0
20 Dec
53.1
24.1
0.00
0.00
0.0
21 Dec
64.0
28.0
0.00
0.00
0.0
22 Dec
64.0
32.0
0.00
0.00
0.0
23 Dec
57.9
37.0
0.00
0.00
0.0
24 Dec
57.9
34.0
0.00
0.00
0.0
25 Dec
50.0
27.0
0.00
0.00
0.0
Past weather Boulder
Dec 19
Normal
Average high temperature Av. high temp.
49.3 ºF
45 ºF
Average low temperature Av. low temp.
25.9 ºF
21 ºF
Total precipitation Total precip.
0.19 inch
0.94 inch
Total snowfall Total snowfall
0.71 inch
14 inch
Highest max temperature Highest max temp.
64.0 ºF
-
Lowest max temperature Lowest max temp.
30.9 ºF
-
Highest min temperature Highest min temp.
37.0 ºF
-
Lowest min temperature Lowest min temp.
12.9 ºF
-
Past weather December 2019 incomplete - Missing data
Geo Boulder - Colorado
Country
United States
State
Colorado
County
City
Boulder
Zip code
80301
Longitude
-105.27 dec. degr.
Latitude
40.02 dec. degr.
Altitude - Elevation
5328ft
ICAO
-
IATA
-
Date and Time Boulder - Colorado
Local Time
04:17 AM
Sunrise
07:18 AM
Sunset
05:06 PM
Day / Night
Night
Timezone
Denver -7:00
Timezone DB
America/Denver
Map of Boulder - Colorado
Boulder weather averages
Annual high temperature
65ºF
Annual low temperature
38ºF
Average annual precip.
20.68 inch
Av. annual snowfall
89 inch
Share
Station Data
Monthly averages Boulder Longitude: -105.271, Latitude: 40.015 Average weather Boulder, CO - 80301
Monthly: 1981-2010 normals History: 2008-2019
Abbreviations
Average precipitation in : Av. precipitation in Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...