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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
+12
+2
23 December, mon
+12
+2
Feels like
+1
624 mmHg
43%
4.4
m/s
W
Climate normal
−2
−7
23 December, Monday. day, 12°; night, 2°; overcast
24
December
+11
0
24 December, tue
+11
0
Feels like
+1
624 mmHg
46%
3.8
m/s
W
Climate normal
−2
−6
24 December, Tuesday. day, 11°; night, 0°; partly cloudy
25
+10
0
25 December, wed
+10
0
Feels like
+1
616 mmHg
56%
3.5
m/s
NW
Climate normal
−4
−7
25 December, Wednesday. day, 10°; night, 0°; light rain
26
+10
+2
26 December, thu
+10
+2
Feels like
+1
616 mmHg
59%
3.1
m/s
NW
Climate normal
−3
−7
26 December, Thursday. day, 10°; night, 2°; sleet
27
+8
+2
27 December, fri
+8
+2
Feels like
−3
616 mmHg
56%
6.3
m/s
W
Climate normal
−2
−5
27 December, Friday. day, 8°; night, 2°; partly cloudy
28
+8
+5
28 December, sat
+8
+5
Feels like
−4
623 mmHg
44%
10.9
m/s
W
Climate normal
−1
−6
28 December, Saturday. day, 8°; night, 5°; overcast
29
+15
+6
29 December, sun
+15
+6
Feels like
+1
624 mmHg
41%
8.8
m/s
W
Climate normal
−4
−7
29 December, Sunday. day, 15°; night, 6°; light rain
30
+7
−4
30 December, mon
+7
−4
Feels like
−6
620 mmHg
45%
11.4
m/s
W
Climate normal
+1
−9
30 December, Monday. day, 7°; night, -4°; light rain
31
+3
−5
31 December, tue
+3
−5
Feels like
−8
629 mmHg
54%
5.5
m/s
W
Climate normal
+1
−9
31 December, Tuesday. day, 3°; night, -5°; partly cloudy
1 January
+5
−3
1 January, wed
+5
−3
Feels like
−6
629 mmHg
51%
5.5
m/s
W
Climate normal
−3
−7
1 January, Wednesday. day, 5°; night, -3°; overcast
2
+6
−6
2 January, thu
+6
−6
Feels like
−7
631 mmHg
53%
6.9
m/s
W
Climate normal
−1
−5
2 January, Thursday. day, 6°; night, -6°; partly cloudy
3
+3
−3
3 January, fri
+3
−3
Feels like
−6
631 mmHg
58%
5.4
m/s
W
Climate normal
−1
−6
3 January, Friday. day, 3°; night, -3°; partly cloudy
4
+5
−1
4 January, sat
+5
−1
Feels like
−4
627 mmHg
62%
5.4
m/s
W
Climate normal
−2
−6
4 January, Saturday. day, 5°; night, -1°; overcast
5
−1
−10
5 January, sun
−1
−10
Feels like
−11
568 mmHg
79%
4.6
m/s
NE
Climate normal
−1
−4
5 January, Sunday. day, -1°; night, -10°; snow
6
−10
−14
6 January, mon
−10
−14
Feels like
−17
540 mmHg
89%
3.3
m/s
E
Climate normal
−1
−4
6 January, Monday. day, -10°; night, -14°; light snow
7
−11
−14
7 January, tue
−11
−14
Feels like
−18
540 mmHg
88%
4.3
m/s
W
Climate normal
−2
−5
7 January, Tuesday. day, -11°; night, -14°; partly cloudy
8
−8
−10
8 January, wed
−8
−10
Feels like
−15
540 mmHg
89%
4.7
m/s
W
Climate normal
0
−4
8 January, Wednesday. day, -8°; night, -10°; partly cloudy
9
−7
−10
9 January, thu
−7
−10
Feels like
−15
542 mmHg
89%
4.5
m/s
W
Climate normal
0
−5
9 January, Thursday. day, -7°; night, -10°; partly cloudy
10
−5
−9
10 January, fri
−5
−9
Feels like
−12
541 mmHg
92%
4.6
m/s
W
Climate normal
−2
−4
10 January, Friday. day, -5°; night, -9°; light snow
11
−4
−18
11 January, sat
−4
−18
Feels like
−14
541 mmHg
96%
5.3
m/s
E
Climate normal
−1
−6
11 January, Saturday. day, -4°; night, -18°; snow
12
−8
−15
12 January, sun
−8
−15
Feels like
−17
544 mmHg
92%
5.6
m/s
W
Climate normal
−3
−7
12 January, Sunday. day, -8°; night, -15°; partly cloudy
13
−5
−11
13 January, mon
−5
−11
Feels like
−14
538 mmHg
94%
6.5
m/s
W
Climate normal
−1
−4
13 January, Monday. day, -5°; night, -11°; mostly clear
14
−6
−8
14 January, tue
−6
−8
Feels like
−13
533 mmHg
96%
4.2
m/s
SW
Climate normal
−2
−5
14 January, Tuesday. day, -6°; night, -8°; light snow
15
−9
−14
15 January, wed
−9
−14
Feels like
−17
535 mmHg
94%
4.2
m/s
SE
Climate normal
+1
−3
15 January, Wednesday. day, -9°; night, -14°; light snow
16
−7
−6
16 January, thu
−7
−6
Feels like
−13
540 mmHg
96%
4.4
m/s
S
Climate normal
0
−4
16 January, Thursday. day, -7°; night, -6°; light snow
17
−4
−8
17 January, fri
−4
−8
Feels like
−12
543 mmHg
97%
6
m/s
W
Climate normal
0
−3
17 January, Friday. day, -4°; night, -8°; partly cloudy
18
−4
−12
18 January, sat
−4
−12
Feels like
−12
543 mmHg
96%
6.3
m/s
W
Climate normal
+2
−2
18 January, Saturday. day, -4°; night, -12°; partly cloudy
19
−1
−1
19 January, sun
−1
−1
Feels like
−9
541 mmHg
98%
5.7
m/s
W
Climate normal
+3
−3
19 January, Sunday. day, -1°; night, -1°; partly cloudy
20
+1
−6
20 January, mon
+1
−6
Feels like
−8
535 mmHg
98%
6.7
m/s
W
Climate normal
+1
−5
20 January, Monday. day, 1°; night, -6°; snow
21
−4
−10
21 January, tue
−4
−10
Feels like
−11
542 mmHg
95%
4.2
m/s
W
Climate normal
0
−3
21 January, Tuesday. day, -4°; night, -10°; partly cloudy
22
−5
−10
22 January, wed
−5
−10
Feels like
−13
541 mmHg
94%
3.9
m/s
W
Climate normal
+1
−4
22 January, Wednesday. day, -5°; night, -10°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
23
0
−4
23 January, thu
0
−4
Feels like
−5
645 mmHg
55%
5.3
m/s
W
23 January, Thursday. day, 0°; night, -4°; partly cloudy
24
0
−4
24 January, fri
0
−4
Feels like
−6
645 mmHg
56%
6
m/s
W
24 January, Friday. day, 0°; night, -4°; clear
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
1
sunny day
12
days with precipitation
17
cloudy days
1 sunny day; 12 days with precipitation; 17 cloudy days;
77
%
air humidity
5.5
m/s
Wind
W
8
mm of precipitation
(2% of annual average)
air humidity 77%; 8 millimeters of precipitation (2% of annual average); Wind westerly 5.5 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
NW
NW
W
W
W
W
W
W
W
W
W
NE
E
W
W
W
W
E
W
W
SW
SE
S
W
W
W
W
W
W
24
Average data for 10 years
25
26
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
Daytime temperature
Night-time temperature
