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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
+32
+17
1 July, Monday. day, 32°; night, 17°; clear
2
+30
+14
2 July, Tuesday. day, 30°; night, 14°; light rain
3
+32
+14
3 July, Wednesday. day, 32°; night, 14°; thunderstorm
4
+26
+13
4 July, Thursday. day, 26°; night, 13°; thunderstorm with rain
5
+27
+16
5 July, Friday. day, 27°; night, 16°; mostly clear
6
+32
+17
6 July, Saturday. day, 32°; night, 17°; mostly clear
7
+28
+15
7 July, Sunday. day, 28°; night, 15°; mostly clear
8
+30
+17
8 July, Monday. day, 30°; night, 17°; partly cloudy
9
+32
+19
9 July, Tuesday. day, 32°; night, 19°; light rain
10
+34
+20
10 July, Wednesday. day, 34°; night, 20°; mostly clear
11
+34
+18
11 July, Thursday. day, 34°; night, 18°; light rain
12
+37
+21
12 July, Friday. day, 37°; night, 21°; partly cloudy
13
+37
+14
13 July, Saturday. day, 37°; night, 14°; partly cloudy
14
+27
+14
14 July, Sunday. day, 27°; night, 14°; mostly clear
15
+21
+12
15 July, Monday. day, 21°; night, 12°; rain
16
+19
+12
16 July, Tuesday. day, 19°; night, 12°; rain
17
+17
+12
17 July, Wednesday. day, 17°; night, 12°; rain
18
+23
+12
18 July, Thursday. day, 23°; night, 12°; light rain
19
+25
+11
19 July, Friday. day, 25°; night, 11°; rain
20
+24
+12
20 July, Saturday. day, 24°; night, 12°; rain
21
+23
+12
21 July, Sunday. day, 23°; night, 12°; light rain
22
+23
+12
22 July, Monday. day, 23°; night, 12°; light rain
23
+19
+11
23 July, Tuesday. day, 19°; night, 11°; rain
24
+18
+11
24 July, Wednesday. day, 18°; night, 11°; partly cloudy
25
+24
+11
25 July, Thursday. day, 24°; night, 11°; light rain
26
+22
+11
26 July, Friday. day, 22°; night, 11°; light rain
27
+22
+11
27 July, Saturday. day, 22°; night, 11°; mostly clear
28
+27
+14
28 July, Sunday. day, 27°; night, 14°; mostly clear
29
+19
+12
29 July, Monday. day, 19°; night, 12°; light rain
30
+22
+13
30 July, Tuesday. day, 22°; night, 13°; mostly clear
Average data for 10 years
Next, the average data for 10 years
31
+23
+16
31 July, Wednesday. day, 23°; night, 16°; rain
1 August
+24
+17
1 August, Thursday. day, 24°; night, 17°; partly cloudy
2
+22
+15
2 August, Friday. day, 22°; night, 15°; rain
3
+24
+17
3 August, Saturday. day, 24°; night, 17°; clear