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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
29
September
+30
+19
29 September, sun
+30
+19
Feels like
+22
633 mmHg
31%
4.3
m/s
W
Climate normal
+17
+10
29 September, Sunday. day, 30°; night, 19°; thunderstorm
30
+29
+7
30 September, mon
+29
+7
Feels like
+21
633 mmHg
31%
5.5
m/s
NE
Climate normal
+16
+9
30 September, Monday. day, 29°; night, 7°; mostly clear
1 October
+24
+14
1 October, tue
+24
+14
Feels like
+14
634 mmHg
33%
2.7
m/s
E
Climate normal
+14
+8
1 October, Tuesday. day, 24°; night, 14°; partly cloudy
2
+31
+14
2 October, wed
+31
+14
Feels like
+18
631 mmHg
25%
5.7
m/s
W
Climate normal
+14
+9
2 October, Wednesday. day, 31°; night, 14°; clear
3
+28
+10
3 October, thu
+28
+10
Feels like
+17
633 mmHg
29%
3.8
m/s
W
Climate normal
+14
+6
3 October, Thursday. day, 28°; night, 10°; clear
4
+25
+12
4 October, fri
+25
+12
Feels like
+14
636 mmHg
38%
3.1
m/s
W
Climate normal
+12
+6
4 October, Friday. day, 25°; night, 12°; clear
5
+32
+16
5 October, sat
+32
+16
Feels like
+18
634 mmHg
27%
5.3
m/s
W
Climate normal
+11
+5
5 October, Saturday. day, 32°; night, 16°; clear
6
+26
+11
6 October, sun
+26
+11
Feels like
+16
636 mmHg
32%
3.6
m/s
W
Climate normal
+12
+6
6 October, Sunday. day, 26°; night, 11°; clear
7
+27
+11
7 October, mon
+27
+11
Feels like
+14
629 mmHg
40%
5.4
m/s
W
Climate normal
+11
+5
7 October, Monday. day, 27°; night, 11°; mostly clear
8
+26
+10
8 October, tue
+26
+10
Feels like
+11
631 mmHg
47%
6.7
m/s
W
Climate normal
+10
+4
8 October, Tuesday. day, 26°; night, 10°; mostly clear
9
+25
+14
9 October, wed
+25
+14
Feels like
+13
627 mmHg
36%
5.6
m/s
W
Climate normal
+10
+5
9 October, Wednesday. day, 25°; night, 14°; clear
10
+26
+11
10 October, thu
+26
+11
Feels like
+13
627 mmHg
41%
9.1
m/s
W
Climate normal
+12
+7
10 October, Thursday. day, 26°; night, 11°; mostly clear
11
+24
+5
11 October, fri
+24
+5
Feels like
+10
604 mmHg
50%
5.1
m/s
W
Climate normal
+10
+4
11 October, Friday. day, 24°; night, 5°; light rain
12
+14
+4
12 October, sat
+14
+4
Feels like
+6
548 mmHg
62%
2.2
m/s
SW
Climate normal
+10
+4
12 October, Saturday. day, 14°; night, 4°; light rain
13
+12
+1
13 October, sun
+12
+1
Feels like
+3
549 mmHg
47%
2.1
m/s
W
Climate normal
+11
+6
13 October, Sunday. day, 12°; night, 1°; mostly clear
14
+14
+3
14 October, mon
+14
+3
Feels like
+4
548 mmHg
39%
2.4
m/s
W
Climate normal
+12
+6
14 October, Monday. day, 14°; night, 3°; clear
15
+12
+3
15 October, tue
+12
+3
Feels like
+2
546 mmHg
36%
2.9
m/s
W
Climate normal
+13
+7
15 October, Tuesday. day, 12°; night, 3°; clear
16
+12
+4
16 October, wed
+12
+4
Feels like
+2
545 mmHg
40%
2.7
m/s
NW
Climate normal
+13
+6
16 October, Wednesday. day, 12°; night, 4°; partly cloudy
17
+10
+3
17 October, thu
+10
+3
Feels like
0
544 mmHg
35%
5.3
m/s
W
Climate normal
+11
+6
17 October, Thursday. day, 10°; night, 3°; mostly clear
18
+3
−3
18 October, fri
+3
−3
Feels like
−5
545 mmHg
34%
4.4
m/s
W
Climate normal
+13
+7
18 October, Friday. day, 3°; night, -3°; mostly clear
19
+2
−7
19 October, sat
+2
−7
Feels like
−6
549 mmHg
50%
2.7
m/s
NW
Climate normal
+12
+6
19 October, Saturday. day, 2°; night, -7°; mostly clear
20
+9
0
20 October, sun
+9
0
Feels like
−4
549 mmHg
27%
3.3
m/s
W
Climate normal
+9
+5
20 October, Sunday. day, 9°; night, 0°; clear
21
+11
+1
21 October, mon
+11
+1
Feels like
0
548 mmHg
21%
4
m/s
W
Climate normal
+10
+5
21 October, Monday. day, 11°; night, 1°; mostly clear
22
+10
+2
22 October, tue
+10
+2
Feels like
0
547 mmHg
32%
5.1
m/s
W
Climate normal
+10
+5
22 October, Tuesday. day, 10°; night, 2°; clear
23
+12
+2
23 October, wed
+12
+2
Feels like
+2
549 mmHg
39%
2
m/s
E
Climate normal
+12
+6
23 October, Wednesday. day, 12°; night, 2°; clear
24
+12
+3
24 October, thu
+12
+3
Feels like
+1
549 mmHg
41%
3.5
m/s
W
Climate normal
+12
+3
24 October, Thursday. day, 12°; night, 3°; clear
25
+12
+4
25 October, fri
+12
+4
Feels like
+2
547 mmHg
40%
3.6
m/s
W
Climate normal
+7
+2
25 October, Friday. day, 12°; night, 4°; mostly clear
26
+10
+4
26 October, sat
+10
+4
Feels like
+1
545 mmHg
48%
3.6
m/s
W
Climate normal
+6
0
26 October, Saturday. day, 10°; night, 4°; light rain
27
+8
0
27 October, sun
+8
0
Feels like
+2
547 mmHg
75%
1.9
m/s
E
Climate normal
+7
+2
27 October, Sunday. day, 8°; night, 0°; light rain
28
+8
−1
28 October, mon
+8
−1
Feels like
−2
548 mmHg
53%
2
m/s
E
Climate normal
+10
+4
28 October, Monday. day, 8°; night, -1°; clear
Average data for 10 years
Next, the average data for 10 years
29
+8
+3
29 October, tue
+8
+3
Feels like
+3
647 mmHg
47%
5.9
m/s
W
29 October, Tuesday. day, 8°; night, 3°; clear
30
+9
+6
30 October, wed
+9
+6
Feels like
+4
647 mmHg
43%
5.5
m/s
W
30 October, Wednesday. day, 9°; night, 6°; clear
31
+11
+5
31 October, thu
+11
+5
Feels like
+6
646 mmHg
40%
6
m/s
W
31 October, Thursday. day, 11°; night, 5°; partly cloudy
1 November
+9
+4
1 November, fri
+9
+4
Feels like
+4
648 mmHg
41%
5.9
m/s
W
1 November, Friday. day, 9°; night, 4°; clear
2
+9
+4
2 November, sat
+9
+4
Feels like
+4
647 mmHg
40%
5
m/s
SW
2 November, Saturday. day, 9°; night, 4°; partly cloudy
Average for 30 days
25
sunny days
3
days with precipitation
2
cloudy days
25 sunny days; 3 days with precipitation; 2 cloudy days;
39
%
air humidity
4
m/s
Wind
W
0.9
mm of precipitation
(1% of annual average)
air humidity 39%; 0.9 millimeters of precipitation (1% of annual average); Wind westerly 4 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
NE
E
W
W
W
W
W
W
W
W
W
W
SW
W
W
W
NW
W
W
NW
W
W
W
E
W
W
W
E
E
29
Average data for 10 years
30
1
October
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Daytime temperature
Night-time temperature
