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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
23
+23
+15
23 June, Sunday. day, 23°; night, 15°; clear
24
+24
+16
24 June, Monday. day, 24°; night, 16°; partly cloudy
25
June
+35
+17
25 June, Tuesday. day, 35°; night, 17°; thunderstorm with rain
26
+31
+20
26 June, Wednesday. day, 31°; night, 20°; thunderstorm with rain
27
+31
+20
27 June, Thursday. day, 31°; night, 20°; thunderstorm with rain
28
+31
+15
28 June, Friday. day, 31°; night, 15°; thunderstorm with rain
29
+26
+17
29 June, Saturday. day, 26°; night, 17°; partly cloudy
30
+32
+21
30 June, Sunday. day, 32°; night, 21°; partly cloudy
1 July
+33
+20
1 July, Monday. day, 33°; night, 20°; partly cloudy
2
+35
+20
2 July, Tuesday. day, 35°; night, 20°; mostly clear
3
+36
+20
3 July, Wednesday. day, 36°; night, 20°; mostly clear
4
+33
+19
4 July, Thursday. day, 33°; night, 19°; light rain
5
+31
+18
5 July, Friday. day, 31°; night, 18°; partly cloudy
6
+35
+21
6 July, Saturday. day, 35°; night, 21°; mostly clear
7
+34
+13
7 July, Sunday. day, 34°; night, 13°; rain
8
+28
+12
8 July, Monday. day, 28°; night, 12°; light rain
9
+27
+14
9 July, Tuesday. day, 27°; night, 14°; mostly clear
10
+27
+14
10 July, Wednesday. day, 27°; night, 14°; mostly clear
11
+20
+14
11 July, Thursday. day, 20°; night, 14°; light rain
12
+22
+11
12 July, Friday. day, 22°; night, 11°; partly cloudy
13
+19
+11
13 July, Saturday. day, 19°; night, 11°; partly cloudy
14
+20
+12
14 July, Sunday. day, 20°; night, 12°; partly cloudy
15
+19
+13
15 July, Monday. day, 19°; night, 13°; rain
16
+16
+11
16 July, Tuesday. day, 16°; night, 11°; rain
17
+19
+11
17 July, Wednesday. day, 19°; night, 11°; rain
18
+21
+11
18 July, Thursday. day, 21°; night, 11°; light rain
19
+22
+8
19 July, Friday. day, 22°; night, 8°; mostly clear
20
+21
+8
20 July, Saturday. day, 21°; night, 8°; mostly clear
21
+24
+12
21 July, Sunday. day, 24°; night, 12°; clear
22
+27
+13
22 July, Monday. day, 27°; night, 13°; mostly clear
23
+19
+10
23 July, Tuesday. day, 19°; night, 10°; rain
24
+21
+11
24 July, Wednesday. day, 21°; night, 11°; mostly clear
Average data for 10 years
Next, the average data for 10 years
25
+23
+16
25 July, Thursday. day, 23°; night, 16°; rain
26
+23
+16
26 July, Friday. day, 23°; night, 16°; rain
27
+22
+15
27 July, Saturday. day, 22°; night, 15°; rain
Average for 30 days
15
sunny days
8
days with precipitation
7
cloudy days
15 sunny days; 8 days with precipitation; 7 cloudy days;
50
%
air humidity
3.9
m/s
Wind
W
16
mm of precipitation
(3% of annual average)
air humidity 50%; 16 millimeters of precipitation (3% of annual average); Wind westerly 3.9 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
NW
W
NW
W
NW
SW
W
W
W
W
SW
SW
W
NW
SW
W
E
SE
SE
SW
W
NW
NW
SW
SW
E
SW
W
SW
25
Average data for 10 years
26
27
28
29
30
1
July
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