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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
30
+22
+15
30 June, Sunday. day, 22°; night, 15°; clear
1 July
+22
+15
1 July, Monday. day, 22°; night, 15°; clear
2
+23
+15
2 July, Tuesday. day, 23°; night, 15°; partly cloudy
3
+23
+16
3 July, Wednesday. day, 23°; night, 16°; rain
4
July
+27
+13
4 July, Thursday. day, 27°; night, 13°; clear
5
+26
+13
5 July, Friday. day, 26°; night, 13°; clear
6
+31
+14
6 July, Saturday. day, 31°; night, 14°; clear
7
+22
+13
7 July, Sunday. day, 22°; night, 13°; thunderstorm with rain
8
+26
+15
8 July, Monday. day, 26°; night, 15°; partly cloudy
9
+30
+17
9 July, Tuesday. day, 30°; night, 17°; mostly clear
10
+31
+18
10 July, Wednesday. day, 31°; night, 18°; partly cloudy
11
+32
+19
11 July, Thursday. day, 32°; night, 19°; mostly clear
12
+35
+20
12 July, Friday. day, 35°; night, 20°; mostly clear
13
+35
+21
13 July, Saturday. day, 35°; night, 21°; mostly clear
14
+34
+20
14 July, Sunday. day, 34°; night, 20°; partly cloudy
15
+36
+22
15 July, Monday. day, 36°; night, 22°; partly cloudy
16
+33
+12
16 July, Tuesday. day, 33°; night, 12°; light rain
17
+20
+12
17 July, Wednesday. day, 20°; night, 12°; mostly clear
18
+18
+11
18 July, Thursday. day, 18°; night, 11°; rain
19
+23
+12
19 July, Friday. day, 23°; night, 12°; rain
20
+20
+10
20 July, Saturday. day, 20°; night, 10°; light rain
21
+17
+9
21 July, Sunday. day, 17°; night, 9°; light rain
22
+16
+10
22 July, Monday. day, 16°; night, 10°; light rain
23
+14
+10
23 July, Tuesday. day, 14°; night, 10°; light rain
24
+18
+10
24 July, Wednesday. day, 18°; night, 10°; overcast
25
+18
+9
25 July, Thursday. day, 18°; night, 9°; light rain
26
+14
+7
26 July, Friday. day, 14°; night, 7°; rain
27
+18
+8
27 July, Saturday. day, 18°; night, 8°; rain
28
+16
+15
28 July, Sunday. day, 16°; night, 15°; partly cloudy
29
+26
+14
29 July, Monday. day, 26°; night, 14°; partly cloudy
30
+22
+12
30 July, Tuesday. day, 22°; night, 12°; rain
31
+21
+12
31 July, Wednesday. day, 21°; night, 12°; light rain
1 August
+21
+10
1 August, Thursday. day, 21°; night, 10°; rain
2
+23
+11
2 August, Friday. day, 23°; night, 11°; mostly clear
Average data for 10 years
Next, the average data for 10 years
3
+24
+17
3 August, Saturday. day, 24°; night, 17°; clear