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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
+8
+3
26 December, thu
+8
+3
Feels like
0
616 mmHg
58%
3.6
m/s
W
Climate normal
−3
−7
26 December, Thursday. day, 8°; night, 3°; partly cloudy
27
+9
+4
27 December, fri
+9
+4
Feels like
−2
614 mmHg
45%
6.7
m/s
W
Climate normal
−2
−5
27 December, Friday. day, 9°; night, 4°; overcast
28
+11
+7
28 December, sat
+11
+7
Feels like
−4
616 mmHg
42%
12.9
m/s
W
Climate normal
−1
−6
28 December, Saturday. day, 11°; night, 7°; overcast
29
+16
+6
29 December, sun
+16
+6
Feels like
+3
620 mmHg
41%
8.1
m/s
W
Climate normal
−4
−7
29 December, Sunday. day, 16°; night, 6°; light rain
30
+6
−5
30 December, mon
+6
−5
Feels like
−6
624 mmHg
43%
10.2
m/s
W
Climate normal
+1
−9
30 December, Monday. day, 6°; night, -5°; partly cloudy
31
+4
−5
31 December, tue
+4
−5
Feels like
−6
628 mmHg
51%
4.5
m/s
W
Climate normal
+1
−9
31 December, Tuesday. day, 4°; night, -5°; partly cloudy
1 January
+5
−4
1 January, wed
+5
−4
Feels like
−7
630 mmHg
46%
5.7
m/s
W
Climate normal
−3
−7
1 January, Wednesday. day, 5°; night, -4°; mostly clear
2
+9
0
2 January, thu
+9
0
Feels like
−3
631 mmHg
41%
5.4
m/s
W
Climate normal
−1
−5
2 January, Thursday. day, 9°; night, 0°; partly cloudy
3
+13
+1
3 January, fri
+13
+1
Feels like
0
636 mmHg
46%
6.4
m/s
W
Climate normal
−1
−6
3 January, Friday. day, 13°; night, 1°; mostly clear
4
+14
−2
4 January, sat
+14
−2
Feels like
−1
629 mmHg
42%
8.1
m/s
W
Climate normal
−2
−6
4 January, Saturday. day, 14°; night, -2°; partly cloudy
5
+5
−2
5 January, sun
+5
−2
Feels like
−5
627 mmHg
57%
6.4
m/s
W
Climate normal
−1
−4
5 January, Sunday. day, 5°; night, -2°; overcast
6
+7
−1
6 January, mon
+7
−1
Feels like
−5
629 mmHg
56%
7.2
m/s
W
Climate normal
−1
−4
6 January, Monday. day, 7°; night, -1°; partly cloudy
7
−2
−6
7 January, tue
−2
−6
Feels like
−8
566 mmHg
86%
4.1
m/s
W
Climate normal
−2
−5
7 January, Tuesday. day, -2°; night, -6°; light snow
8
−9
−18
8 January, wed
−9
−18
Feels like
−19
539 mmHg
93%
5.5
m/s
E
Climate normal
0
−4
8 January, Wednesday. day, -9°; night, -18°; snow
9
−12
−21
9 January, thu
−12
−21
Feels like
−20
542 mmHg
89%
3.7
m/s
N
Climate normal
0
−5
9 January, Thursday. day, -12°; night, -21°; partly cloudy
10
−7
−8
10 January, fri
−7
−8
Feels like
−17
543 mmHg
93%
7.3
m/s
W
Climate normal
−2
−4
10 January, Friday. day, -7°; night, -8°; partly cloudy
11
−8
−11
11 January, sat
−8
−11
Feels like
−18
545 mmHg
89%
6.5
m/s
W
Climate normal
−1
−6
11 January, Saturday. day, -8°; night, -11°; mostly clear
12
−2
−8
12 January, sun
−2
−8
Feels like
−11
541 mmHg
95%
6.2
m/s
W
Climate normal
−3
−7
12 January, Sunday. day, -2°; night, -8°; mostly clear
13
−2
−6
13 January, mon
−2
−6
Feels like
−10
534 mmHg
91%
5.4
m/s
SW
Climate normal
−1
−4
13 January, Monday. day, -2°; night, -6°; clear
14
−5
−15
14 January, tue
−5
−15
Feels like
−15
531 mmHg
89%
7
m/s
S
Climate normal
−2
−5
14 January, Tuesday. day, -5°; night, -15°; snow
15
−11
−11
15 January, wed
−11
−11
Feels like
−17
536 mmHg
89%
4.1
m/s
S
Climate normal
+1
−3
15 January, Wednesday. day, -11°; night, -11°; light snow
16
−9
−16
16 January, thu
−9
−16
Feels like
−17
535 mmHg
89%
4.3
m/s
SW
Climate normal
0
−4
16 January, Thursday. day, -9°; night, -16°; light snow
17
−8
−13
17 January, fri
−8
−13
Feels like
−14
534 mmHg
93%
2.5
m/s
W
Climate normal
0
−3
17 January, Friday. day, -8°; night, -13°; light snow
18
−12
−17
18 January, sat
−12
−17
Feels like
−22
538 mmHg
87%
6.7
m/s
W
Climate normal
+2
−2
18 January, Saturday. day, -12°; night, -17°; light snow
19
−5
−11
19 January, sun
−5
−11
Feels like
−16
541 mmHg
93%
7.2
m/s
W
Climate normal
+3
−3
19 January, Sunday. day, -5°; night, -11°; mostly clear
20
−3
−9
20 January, mon
−3
−9
Feels like
−11
540 mmHg
94%
5
m/s
W
Climate normal
+1
−5
20 January, Monday. day, -3°; night, -9°; light snow
21
−2
−6
21 January, tue
−2
−6
Feels like
−12
539 mmHg
93%
7.3
m/s
SW
Climate normal
0
−3
21 January, Tuesday. day, -2°; night, -6°; partly cloudy
22
−2
−8
22 January, wed
−2
−8
Feels like
−8
535 mmHg
93%
4.1
m/s
SW
Climate normal
+1
−4
22 January, Wednesday. day, -2°; night, -8°; light snow
23
−9
−11
23 January, thu
−9
−11
Feels like
−14
536 mmHg
94%
1.6
m/s
NW
Climate normal
0
−4
23 January, Thursday. day, -9°; night, -11°; snow
24
−8
−12
24 January, fri
−8
−12
Feels like
−15
537 mmHg
94%
2.2
m/s
SW
Climate normal
0
−4
24 January, Friday. day, -8°; night, -12°; light snow
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
6
sunny days
12
days with precipitation
12
cloudy days
6 sunny days; 12 days with precipitation; 12 cloudy days;
74
%
air humidity
5.9
m/s
Wind
W
7
mm of precipitation
(2% of annual average)
air humidity 74%; 7 millimeters of precipitation (2% of annual average); Wind westerly 5.9 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
E
N
W
W
W
SW
S
S
SW
W
W
W
W
SW
SW
NW
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
