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May weather forecast in Keystone
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
27
+5
−5
27 April, sun
+5
−5
Feels like
−5
516 mmHg
65%
4.69
m/s
SW
27 April, Sunday. day, 5°; night, -5°; rain
28
+5
−5
28 April, mon
+5
−5
Feels like
−5
516 mmHg
63%
4.6
m/s
SW
28 April, Monday. day, 5°; night, -5°; clear
29
+5
−5
29 April, tue
+5
−5
Feels like
−5
516 mmHg
65%
4.4
m/s
SW
29 April, Tuesday. day, 5°; night, -5°; clear
30
+4
−5
30 April, wed
+4
−5
Feels like
−5
515 mmHg
64%
4.8
m/s
SW
30 April, Wednesday. day, 4°; night, -5°; rain
1
+5
−5
1 May, thu
+5
−5
Feels like
−5
516 mmHg
65%
4.5
m/s
SW
1 May, Thursday. day, 5°; night, -5°; snow
2
+4
−5
2 May, fri
+4
−5
Feels like
−5
516 mmHg
67%
4.6
m/s
SW
2 May, Friday. day, 4°; night, -5°; snow
3
+6
−4
3 May, sat
+6
−4
Feels like
−4
516 mmHg
64%
4.5
m/s
SW
3 May, Saturday. day, 6°; night, -4°; clear
4
+6
−4
4 May, sun
+6
−4
Feels like
−3
517 mmHg
63%
4.3
m/s
SW
4 May, Sunday. day, 6°; night, -4°; clear
5
+7
−4
5 May, mon
+7
−4
Feels like
−3
517 mmHg
63%
4.3
m/s
SW
5 May, Monday. day, 7°; night, -4°; clear
6
+7
−3
6 May, tue
+7
−3
Feels like
−2
517 mmHg
61%
4.19
m/s
SW
6 May, Tuesday. day, 7°; night, -3°; clear
7
+6
−3
7 May, wed
+6
−3
Feels like
−3
516 mmHg
64%
4.4
m/s
SW
7 May, Wednesday. day, 6°; night, -3°; rain
8
+6
−4
8 May, thu
+6
−4
Feels like
−3
516 mmHg
66%
4.19
m/s
SW
8 May, Thursday. day, 6°; night, -4°; rain
9
+6
−4
9 May, fri
+6
−4
Feels like
−4
516 mmHg
67%
4.5
m/s
SW
9 May, Friday. day, 6°; night, -4°; partly cloudy
10
+6
−4
10 May, sat
+6
−4
Feels like
−3
516 mmHg
66%
4.6
m/s
SW
10 May, Saturday. day, 6°; night, -4°; rain
11
+6
−4
11 May, sun
+6
−4
Feels like
−3
517 mmHg
66%
4.3
m/s
SW
11 May, Sunday. day, 6°; night, -4°; rain
12
+7
−4
12 May, mon
+7
−4
Feels like
−4
517 mmHg
66%
4.3
m/s
SW
12 May, Monday. day, 7°; night, -4°; clear
13
+7
−4
13 May, tue
+7
−4
Feels like
−2
518 mmHg
63%
4.1
m/s
SW
13 May, Tuesday. day, 7°; night, -4°; clear
14
+8
−3
14 May, wed
+8
−3
Feels like
−1
519 mmHg
61%
4
m/s
SW
14 May, Wednesday. day, 8°; night, -3°; clear
15
+8
−2
15 May, thu
+8
−2
Feels like
−1
519 mmHg
64%
3.7
m/s
SW
15 May, Thursday. day, 8°; night, -2°; overcast
16
+9
−2
16 May, fri
+9
−2
Feels like
−1
519 mmHg
65%
3.7
m/s
SW
16 May, Friday. day, 9°; night, -2°; partly cloudy
17
+9
−2
17 May, sat
+9
−2
Feels like
−1
518 mmHg
66%
4.19
m/s
SW
17 May, Saturday. day, 9°; night, -2°; partly cloudy
18
+9
−3
18 May, sun
+9
−3
Feels like
−1
518 mmHg
66%
3.8
m/s
SW
18 May, Sunday. day, 9°; night, -3°; rain
19
+8
−2
19 May, mon
+8
−2
Feels like
−1
518 mmHg
67%
3.7
m/s
SW
19 May, Monday. day, 8°; night, -2°; rain
20
+9
−2
20 May, tue
+9
−2
Feels like
−1
518 mmHg
69%
3.9
m/s
SW
20 May, Tuesday. day, 9°; night, -2°; partly cloudy
21
+9
−3
21 May, wed
+9
−3
Feels like
−1
518 mmHg
67%
4.19
m/s
SW
21 May, Wednesday. day, 9°; night, -3°; rain
22
+9
−3
22 May, thu
+9
−3
Feels like
−1
517 mmHg
66%
4.3
m/s
SW
22 May, Thursday. day, 9°; night, -3°; partly cloudy
23
+8
−3
23 May, fri
+8
−3
Feels like
−1
517 mmHg
67%
4.19
m/s
SW
23 May, Friday. day, 8°; night, -3°; rain
24
+8
−3
24 May, sat
+8
−3
Feels like
−2
517 mmHg
68%
4.1
m/s
SW
24 May, Saturday. day, 8°; night, -3°; rain
25
+9
−3
25 May, sun
+9
−3
Feels like
−1
518 mmHg
66%
4.1
m/s
SW
25 May, Sunday. day, 9°; night, -3°; clear
26
+9
−2
26 May, mon
+9
−2
Feels like
0
518 mmHg
66%
4.3
m/s
SW
26 May, Monday. day, 9°; night, -2°; rain
27
+10
−2
27 May, tue
+10
−2
Feels like
0
519 mmHg
62%
4.1
m/s
SW
27 May, Tuesday. day, 10°; night, -2°; clear
28
+11
−3
28 May, wed
+11
−3
Feels like
0
519 mmHg
62%
3.9
m/s
SW
28 May, Wednesday. day, 11°; night, -3°; clear
29
+10
−2
29 May, thu
+10
−2
Feels like
0
519 mmHg
65%
3.9
m/s
SW
29 May, Thursday. day, 10°; night, -2°; clear
30
+10
−2
30 May, fri
+10
−2
Feels like
0
520 mmHg
65%
4
m/s
SW
30 May, Friday. day, 10°; night, -2°; rain
31
+10
−3
31 May, sat
+10
−3
Feels like
0
520 mmHg
63%
4.19
m/s
SW
31 May, Saturday. day, 10°; night, -3°; clear
Average data for 10 years
Keystone May
12
sunny days
13
days with precipitation
4
cloudy days
12 sunny days; 13 days with precipitation; 4 cloudy days;
65
%
air humidity
2.4
m/s
Wind
SW
71
mm of precipitation
(11% of annual average)
air humidity 65%; 71 millimeters of precipitation (11% of annual average); Wind south-westerly 2.4 Meters per second
Weather graphs for May
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
1
Average data for 10 years
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
29
30
31
Daytime temperature
Night-time temperature
Cities near you
Denver
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Telluride
Steamboat Springs
Aspen
Lakewood
Aurora
Santa Fe
Los Alamos
Cities with similar weather in May
Nuuk
Ushuaia
Shiquanhe
Punta-Arenas
San-Carlos-de-Bariloche
Rio Gallegos
Saint John's
Coyhaique
