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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
24
+3
−1
24 November, sun
+3
−1
Feels like
−3
647 mmHg
40%
6.9
m/s
W
24 November, Sunday. day, 3°; night, -1°; clear
25
November
+8
+1
25 November, mon
+8
+1
Feels like
−3
626 mmHg
50%
4.5
m/s
W
Climate normal
+4
−1
25 November, Monday. day, 8°; night, 1°; partly cloudy
26
+9
+2
26 November, tue
+9
+2
Feels like
0
618 mmHg
64%
3.5
m/s
W
Climate normal
+6
+2
26 November, Tuesday. day, 9°; night, 2°; sleet
27
+2
−4
27 November, wed
+2
−4
Feels like
−4
620 mmHg
81%
3.3
m/s
NE
Climate normal
+4
−1
27 November, Wednesday. day, 2°; night, -4°; sleet
28
+5
−6
28 November, thu
+5
−6
Feels like
−5
629 mmHg
55%
5
m/s
W
Climate normal
+3
−2
28 November, Thursday. day, 5°; night, -6°; mostly clear
29
+6
−5
29 November, fri
+6
−5
Feels like
−6
623 mmHg
53%
7.8
m/s
W
Climate normal
+3
−3
29 November, Friday. day, 6°; night, -5°; clear
30
+2
−6
30 November, sat
+2
−6
Feels like
−8
627 mmHg
66%
4.4
m/s
W
Climate normal
+2
−3
30 November, Saturday. day, 2°; night, -6°; mostly clear
1 December
+3
−4
1 December, sun
+3
−4
Feels like
−7
630 mmHg
55%
4.9
m/s
W
Climate normal
+3
−1
1 December, Sunday. day, 3°; night, -4°; partly cloudy
2
+6
−2
2 December, mon
+6
−2
Feels like
−5
628 mmHg
56%
5.6
m/s
W
Climate normal
+3
−4
2 December, Monday. day, 6°; night, -2°; light snow
3
+8
−1
3 December, tue
+8
−1
Feels like
−3
630 mmHg
50%
6.6
m/s
W
Climate normal
−3
−7
3 December, Tuesday. day, 8°; night, -1°; mostly clear
4
+11
0
4 December, wed
+11
0
Feels like
−2
629 mmHg
51%
6
m/s
W
Climate normal
−3
−7
4 December, Wednesday. day, 11°; night, 0°; overcast
5
+13
0
5 December, thu
+13
0
Feels like
+3
631 mmHg
57%
4.4
m/s
W
Climate normal
−1
−6
5 December, Thursday. day, 13°; night, 0°; partly cloudy
6
+12
−4
6 December, fri
+12
−4
Feels like
+1
629 mmHg
60%
5.2
m/s
W
Climate normal
−2
−5
6 December, Friday. day, 12°; night, -4°; overcast
7
−1
−4
7 December, sat
−1
−4
Feels like
−9
541 mmHg
84%
5
m/s
W
Climate normal
−1
−5
7 December, Saturday. day, -1°; night, -4°; mostly clear
8
+1
−7
8 December, sun
+1
−7
Feels like
−7
541 mmHg
88%
3.4
m/s
S
Climate normal
−1
−5
8 December, Sunday. day, 1°; night, -7°; light snow
9
−10
−16
9 December, mon
−10
−16
Feels like
−18
544 mmHg
91%
4.5
m/s
NW
Climate normal
+1
−5
9 December, Monday. day, -10°; night, -16°; snow
10
−5
−11
10 December, tue
−5
−11
Feels like
−13
543 mmHg
91%
5
m/s
W
Climate normal
+1
−3
10 December, Tuesday. day, -5°; night, -11°; clear
11
−4
−10
11 December, wed
−4
−10
Feels like
−13
542 mmHg
92%
5.4
m/s
W
Climate normal
+2
−1
11 December, Wednesday. day, -4°; night, -10°; partly cloudy
12
−4
−10
12 December, thu
−4
−10
Feels like
−13
546 mmHg
91%
3.8
m/s
W
Climate normal
+3
−1
12 December, Thursday. day, -4°; night, -10°; clear
13
−3
−10
13 December, fri
−3
−10
Feels like
−13
547 mmHg
82%
5.1
m/s
W
Climate normal
+2
−3
13 December, Friday. day, -3°; night, -10°; clear
14
−1
−8
14 December, sat
−1
−8
Feels like
−10
546 mmHg
74%
4.3
m/s
W
Climate normal
−2
−5
14 December, Saturday. day, -1°; night, -8°; clear
15
0
−7
15 December, sun
0
−7
Feels like
−9
544 mmHg
66%
3.9
m/s
W
Climate normal
−1
−5
15 December, Sunday. day, 0°; night, -7°; clear
16
0
−7
16 December, mon
0
−7
Feels like
−8
543 mmHg
70%
3.4
m/s
W
Climate normal
−1
−6
16 December, Monday. day, 0°; night, -7°; mostly clear
17
−1
−8
17 December, tue
−1
−8
Feels like
−10
544 mmHg
77%
3.9
m/s
W
Climate normal
0
−4
17 December, Tuesday. day, -1°; night, -8°; mostly clear
18
−3
−9
18 December, wed
−3
−9
Feels like
−10
545 mmHg
75%
3.5
m/s
W
Climate normal
0
−4
18 December, Wednesday. day, -3°; night, -9°; partly cloudy
19
−2
−7
19 December, thu
−2
−7
Feels like
−9
544 mmHg
74%
2.6
m/s
E
Climate normal
+1
−4
19 December, Thursday. day, -2°; night, -7°; partly cloudy
20
−2
−5
20 December, fri
−2
−5
Feels like
−8
539 mmHg
84%
2.4
m/s
SE
Climate normal
−2
−4
20 December, Friday. day, -2°; night, -5°; partly cloudy
21
−3
−6
21 December, sat
−3
−6
Feels like
−9
539 mmHg
96%
3.7
m/s
E
Climate normal
−2
−6
21 December, Saturday. day, -3°; night, -6°; snow
22
−3
−11
22 December, sun
−3
−11
Feels like
−10
544 mmHg
95%
4
m/s
W
Climate normal
−3
−6
22 December, Sunday. day, -3°; night, -11°; partly cloudy
23
−3
−7
23 December, mon
−3
−7
Feels like
−11
542 mmHg
90%
4.9
m/s
W
Climate normal
−2
−7
23 December, Monday. day, -3°; night, -7°; mostly clear
24
0
−5
24 December, tue
0
−5
Feels like
−6
543 mmHg
94%
3.9
m/s
W
Climate normal
−2
−6
24 December, Tuesday. day, 0°; night, -5°; mostly clear
Average data for 10 years
Next, the average data for 10 years
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
−3
−7
26 December, thu
−3
−7
Feels like
−8
646 mmHg
62%
5.8
m/s
W
26 December, Thursday. day, -3°; night, -7°; clear
27
−2
−5
27 December, fri
−2
−5
Feels like
−7
645 mmHg
57%
6.5
m/s
W
27 December, Friday. day, -2°; night, -5°; clear
28
−1
−6
28 December, sat
−1
−6
Feels like
−8
644 mmHg
63%
7.8
m/s
W
28 December, Saturday. day, -1°; night, -6°; snow
Average for 30 days
14
sunny days
6
days with precipitation
10
cloudy days
14 sunny days; 6 days with precipitation; 10 cloudy days;
74
%
air humidity
4.5
m/s
Wind
W
15
mm of precipitation
(3% of annual average)
air humidity 74%; 15 millimeters of precipitation (3% of annual average); Wind westerly 4.5 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
W
NE
W
W
W
W
W
W
W
W
W
W
S
NW
W
W
W
W
W
W
W
W
W
E
SE
E
W
W
W
25
Average data for 10 years
26
27
28
29
30
1
December
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
