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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
17
+6
+1
17 November, sun
+6
+1
Feels like
0
645 mmHg
46%
6.8
m/s
W
17 November, Sunday. day, 6°; night, 1°; clear
18
+5
0
18 November, mon
+5
0
Feels like
0
647 mmHg
41%
5.1
m/s
W
18 November, Monday. day, 5°; night, 0°; partly cloudy
19
November
+3
−2
19 November, tue
+3
−2
Feels like
−10
617 mmHg
30%
10.6
m/s
W
Climate normal
+6
0
19 November, Tuesday. day, 3°; night, -2°; partly cloudy
20
+10
+3
20 November, wed
+10
+3
Feels like
−1
624 mmHg
26%
4.5
m/s
W
Climate normal
+4
−1
20 November, Wednesday. day, 10°; night, 3°; mostly clear
21
+14
+4
21 November, thu
+14
+4
Feels like
+3
628 mmHg
24%
5.2
m/s
W
Climate normal
+6
0
21 November, Thursday. day, 14°; night, 4°; overcast
22
+17
+5
22 November, fri
+17
+5
Feels like
+4
626 mmHg
23%
5.1
m/s
W
Climate normal
+4
−1
22 November, Friday. day, 17°; night, 5°; partly cloudy
23
+19
+5
23 November, sat
+19
+5
Feels like
+6
621 mmHg
27%
6.1
m/s
W
Climate normal
+4
−2
23 November, Saturday. day, 19°; night, 5°; overcast
24
+11
0
24 November, sun
+11
0
Feels like
+1
623 mmHg
54%
4.7
m/s
W
Climate normal
+3
−1
24 November, Sunday. day, 11°; night, 0°; overcast
25
+7
−2
25 November, mon
+7
−2
Feels like
−2
627 mmHg
58%
4.6
m/s
W
Climate normal
+4
−1
25 November, Monday. day, 7°; night, -2°; sleet
26
+7
−3
26 November, tue
+7
−3
Feels like
−2
623 mmHg
61%
3.8
m/s
W
Climate normal
+6
+2
26 November, Tuesday. day, 7°; night, -3°; sleet
27
+2
−5
27 November, wed
+2
−5
Feels like
−5
627 mmHg
68%
4
m/s
W
Climate normal
+4
−1
27 November, Wednesday. day, 2°; night, -5°; sleet
28
+3
−5
28 November, thu
+3
−5
Feels like
−7
629 mmHg
58%
5.4
m/s
W
Climate normal
+3
−2
28 November, Thursday. day, 3°; night, -5°; mostly clear
29
+3
−7
29 November, fri
+3
−7
Feels like
−9
630 mmHg
57%
5.2
m/s
W
Climate normal
+3
−3
29 November, Friday. day, 3°; night, -7°; partly cloudy
30
+8
0
30 November, sat
+8
0
Feels like
−2
630 mmHg
54%
5
m/s
W
Climate normal
+2
−3
30 November, Saturday. day, 8°; night, 0°; partly cloudy
1 December
+11
−10
1 December, sun
+11
−10
Feels like
0
631 mmHg
59%
5.6
m/s
W
Climate normal
+3
−1
1 December, Sunday. day, 11°; night, -10°; partly cloudy
2
0
−7
2 December, mon
0
−7
Feels like
−6
545 mmHg
95%
3
m/s
SW
Climate normal
+3
−4
2 December, Monday. day, 0°; night, -7°; partly cloudy
3
0
−8
3 December, tue
0
−8
Feels like
−8
544 mmHg
94%
4.3
m/s
W
Climate normal
−3
−7
3 December, Tuesday. day, 0°; night, -8°; mostly clear
4
−2
−7
4 December, wed
−2
−7
Feels like
−10
544 mmHg
87%
4.3
m/s
W
Climate normal
−3
−7
4 December, Wednesday. day, -2°; night, -7°; clear
5
0
−4
5 December, thu
0
−4
Feels like
−8
542 mmHg
81%
4.6
m/s
W
Climate normal
−1
−6
5 December, Thursday. day, 0°; night, -4°; mostly clear
6
+2
−2
6 December, fri
+2
−2
Feels like
−4
538 mmHg
86%
4.5
m/s
SW
Climate normal
−2
−5
6 December, Friday. day, 2°; night, -2°; sleet
7
−3
−9
7 December, sat
−3
−9
Feels like
−11
544 mmHg
84%
4.5
m/s
NW
Climate normal
−1
−5
7 December, Saturday. day, -3°; night, -9°; mostly clear
8
−2
−6
8 December, sun
−2
−6
Feels like
−10
547 mmHg
74%
3.9
m/s
W
Climate normal
−1
−5
8 December, Sunday. day, -2°; night, -6°; clear
9
+2
−5
9 December, mon
+2
−5
Feels like
−7
546 mmHg
76%
4
m/s
SW
Climate normal
+1
−5
9 December, Monday. day, 2°; night, -5°; clear
10
+2
−4
10 December, tue
+2
−4
Feels like
−7
547 mmHg
74%
3
m/s
W
Climate normal
+1
−3
10 December, Tuesday. day, 2°; night, -4°; clear
11
+2
−4
11 December, wed
+2
−4
Feels like
−6
547 mmHg
65%
2.8
m/s
W
Climate normal
+2
−1
11 December, Wednesday. day, 2°; night, -4°; partly cloudy
12
+3
−4
12 December, thu
+3
−4
Feels like
−5
547 mmHg
68%
2.4
m/s
W
Climate normal
+3
−1
12 December, Thursday. day, 3°; night, -4°; clear
13
+3
−2
13 December, fri
+3
−2
Feels like
−5
547 mmHg
63%
3.6
m/s
W
Climate normal
+2
−3
13 December, Friday. day, 3°; night, -2°; clear
14
+4
−3
14 December, sat
+4
−3
Feels like
−6
546 mmHg
68%
4.7
m/s
W
Climate normal
−2
−5
14 December, Saturday. day, 4°; night, -3°; mostly clear
15
+4
−3
15 December, sun
+4
−3
Feels like
−5
543 mmHg
60%
4.6
m/s
SW
Climate normal
−1
−5
15 December, Sunday. day, 4°; night, -3°; mostly clear
16
+4
−3
16 December, mon
+4
−3
Feels like
−6
537 mmHg
71%
3.4
m/s
W
Climate normal
−1
−6
16 December, Monday. day, 4°; night, -3°; partly cloudy
17
−1
−10
17 December, tue
−1
−10
Feels like
−9
537 mmHg
90%
3.6
m/s
NW
Climate normal
0
−4
17 December, Tuesday. day, -1°; night, -10°; snow
18
−10
−14
18 December, wed
−10
−14
Feels like
−18
544 mmHg
90%
6
m/s
W
Climate normal
0
−4
18 December, Wednesday. day, -10°; night, -14°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
19
+1
−4
19 December, thu
+1
−4
Feels like
−5
643 mmHg
62%
6
m/s
W
19 December, Thursday. day, 1°; night, -4°; partly cloudy
20
−2
−4
20 December, fri
−2
−4
Feels like
−8
644 mmHg
62%
6.5
m/s
W
20 December, Friday. day, -2°; night, -4°; overcast
21
−2
−6
21 December, sat
−2
−6
Feels like
−8
645 mmHg
66%
5.6
m/s
W
21 December, Saturday. day, -2°; night, -6°; clear
Average for 30 days
13
sunny days
5
days with precipitation
12
cloudy days
13 sunny days; 5 days with precipitation; 12 cloudy days;
64
%
air humidity
4.6
m/s
Wind
W
4
mm of precipitation
(1% of annual average)
air humidity 64%; 4 millimeters of precipitation (1% of annual average); Wind westerly 4.6 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
SW
W
W
W
SW
NW
W
SW
W
W
W
W
W
SW
W
NW
W
19
Average data for 10 years
20
21
22
23
24
25
26
27
28
29
30
1
December
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Daytime temperature
Night-time temperature
