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Monthly weather forecast in Boulder
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
22
−3
−6
22 December, sun
−3
−6
Feels like
−8
645 mmHg
64%
5.4
m/s
W
22 December, Sunday. day, -3°; night, -6°; partly cloudy
23
−2
−7
23 December, mon
−2
−7
Feels like
−8
645 mmHg
61%
5.5
m/s
W
23 December, Monday. day, -2°; night, -7°; snow
24
−2
−6
24 December, tue
−2
−6
Feels like
−7
645 mmHg
63%
5.6
m/s
W
24 December, Tuesday. day, -2°; night, -6°; clear
25
−4
−7
25 December, wed
−4
−7
Feels like
−10
645 mmHg
68%
6
m/s
W
25 December, Wednesday. day, -4°; night, -7°; clear
26
December
+9
+3
26 December, thu
+9
+3
Feels like
−1
616 mmHg
53%
4.9
m/s
W
Climate normal
−3
−7
26 December, Thursday. day, 9°; night, 3°; partly cloudy
27
+8
+4
27 December, fri
+8
+4
Feels like
−4
614 mmHg
41%
8.6
m/s
W
Climate normal
−2
−5
27 December, Friday. day, 8°; night, 4°; overcast
28
+11
+8
28 December, sat
+11
+8
Feels like
−4
616 mmHg
38%
13.2
m/s
W
Climate normal
−1
−6
28 December, Saturday. day, 11°; night, 8°; overcast
29
+17
+5
29 December, sun
+17
+5
Feels like
+2
617 mmHg
30%
12.4
m/s
W
Climate normal
−4
−7
29 December, Sunday. day, 17°; night, 5°; light rain
30
+6
−5
30 December, mon
+6
−5
Feels like
−8
624 mmHg
40%
13.1
m/s
W
Climate normal
+1
−9
30 December, Monday. day, 6°; night, -5°; overcast
31
+4
−6
31 December, tue
+4
−6
Feels like
−7
628 mmHg
50%
5.3
m/s
W
Climate normal
+1
−9
31 December, Tuesday. day, 4°; night, -6°; partly cloudy
1 January
+6
−3
1 January, wed
+6
−3
Feels like
−8
630 mmHg
34%
7.6
m/s
W
Climate normal
−3
−7
1 January, Wednesday. day, 6°; night, -3°; mostly clear
2
+9
−1
2 January, thu
+9
−1
Feels like
−3
630 mmHg
37%
6.4
m/s
W
Climate normal
−1
−5
2 January, Thursday. day, 9°; night, -1°; overcast
3
+12
+2
3 January, fri
+12
+2
Feels like
−1
634 mmHg
38%
7.1
m/s
W
Climate normal
−1
−6
3 January, Friday. day, 12°; night, 2°; partly cloudy
4
+13
−3
4 January, sat
+13
−3
Feels like
0
625 mmHg
38%
7.4
m/s
W
Climate normal
−2
−6
4 January, Saturday. day, 13°; night, -3°; overcast
5
+1
−4
5 January, sun
+1
−4
Feels like
−10
628 mmHg
68%
6.9
m/s
W
Climate normal
−1
−4
5 January, Sunday. day, 1°; night, -4°; partly cloudy
6
+6
−4
6 January, mon
+6
−4
Feels like
−5
630 mmHg
61%
7
m/s
W
Climate normal
−1
−4
6 January, Monday. day, 6°; night, -4°; partly cloudy
7
+2
−12
7 January, tue
+2
−12
Feels like
−9
625 mmHg
67%
6.1
m/s
W
Climate normal
−2
−5
7 January, Tuesday. day, 2°; night, -12°; overcast
8
−9
−11
8 January, wed
−9
−11
Feels like
−16
535 mmHg
93%
4.5
m/s
SE
Climate normal
0
−4
8 January, Wednesday. day, -9°; night, -11°; light snow
9
−9
−9
9 January, thu
−9
−9
Feels like
−15
535 mmHg
89%
4.4
m/s
SE
Climate normal
0
−5
9 January, Thursday. day, -9°; night, -9°; snow
10
−9
−20
10 January, fri
−9
−20
Feels like
−17
536 mmHg
93%
2.2
m/s
S
Climate normal
−2
−4
10 January, Friday. day, -9°; night, -20°; snow
11
−11
−22
11 January, sat
−11
−22
Feels like
−20
543 mmHg
89%
3.8
m/s
W
Climate normal
−1
−6
11 January, Saturday. day, -11°; night, -22°; partly cloudy
12
−11
−18
12 January, sun
−11
−18
Feels like
−20
545 mmHg
95%
4.3
m/s
W
Climate normal
−3
−7
12 January, Sunday. day, -11°; night, -18°; clear
13
−4
−15
13 January, mon
−4
−15
Feels like
−14
542 mmHg
91%
5.5
m/s
W
Climate normal
−1
−4
13 January, Monday. day, -4°; night, -15°; mostly clear
14
−6
−11
14 January, tue
−6
−11
Feels like
−14
537 mmHg
89%
4.8
m/s
W
Climate normal
−2
−5
14 January, Tuesday. day, -6°; night, -11°; mostly clear
15
−7
−18
15 January, wed
−7
−18
Feels like
−17
539 mmHg
89%
5.2
m/s
W
Climate normal
+1
−3
15 January, Wednesday. day, -7°; night, -18°; partly cloudy
16
−4
−9
16 January, thu
−4
−9
Feels like
−12
542 mmHg
89%
4.2
m/s
SW
Climate normal
0
−4
16 January, Thursday. day, -4°; night, -9°; partly cloudy
17
−5
−11
17 January, fri
−5
−11
Feels like
−11
540 mmHg
93%
2.9
m/s
N
Climate normal
0
−3
17 January, Friday. day, -5°; night, -11°; light snow
18
−7
−16
18 January, sat
−7
−16
Feels like
−15
542 mmHg
87%
4.2
m/s
W
Climate normal
+2
−2
18 January, Saturday. day, -7°; night, -16°; partly cloudy
19
−5
−8
19 January, sun
−5
−8
Feels like
−14
542 mmHg
93%
5.6
m/s
W
Climate normal
+3
−3
19 January, Sunday. day, -5°; night, -8°; partly cloudy
20
−1
−4
20 January, mon
−1
−4
Feels like
−8
535 mmHg
94%
4.9
m/s
SW
Climate normal
+1
−5
20 January, Monday. day, -1°; night, -4°; partly cloudy
21
−5
−11
21 January, tue
−5
−11
Feels like
−14
538 mmHg
93%
5.3
m/s
NW
Climate normal
0
−3
21 January, Tuesday. day, -5°; night, -11°; snow
22
−10
−12
22 January, wed
−10
−12
Feels like
−19
543 mmHg
93%
6.7
m/s
W
Climate normal
+1
−4
22 January, Wednesday. day, -10°; night, -12°; partly cloudy
23
−4
−10
23 January, thu
−4
−10
Feels like
−13
546 mmHg
94%
5.4
m/s
W
Climate normal
0
−4
23 January, Thursday. day, -4°; night, -10°; partly cloudy
24
−2
−8
24 January, fri
−2
−8
Feels like
−10
539 mmHg
94%
4.8
m/s
SW
Climate normal
0
−4
24 January, Friday. day, -2°; night, -8°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
25
0
−4
25 January, sat
0
−4
Feels like
−6
646 mmHg
57%
5.5
m/s
W
25 January, Saturday. day, 0°; night, -4°; partly cloudy
Average for 30 days
4
sunny days
6
days with precipitation
20
cloudy days
4 sunny days; 6 days with precipitation; 20 cloudy days;
72
%
air humidity
6.2
m/s
Wind
W
7
mm of precipitation
(2% of annual average)
air humidity 72%; 7 millimeters of precipitation (2% of annual average); Wind westerly 6.2 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
W
W
W
W
W
W
W
W
W
W
W
W
SE
SE
S
W
W
W
W
W
SW
N
W
W
SW
NW
W
W
SW
26
Average data for 10 years
27
28
29
30
31
1
January
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Daytime temperature
Night-time temperature
