Weather in Keystone: April
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Average day temperature: | 40.0°F |
| Average night temperature: | 21.3°F | |
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Number of sunny days: | 10 days |
| Day length: | 12.7 - 13.9 hours | |
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Number of days with precipitation: | 2 days |
| Precipitation totals: | 1.3 in. | |
| more information | ||
14 days
forecast
forecast
| Keystone |
weather in
May
May
| Keystone |
Air temperature in April, °F
Show year:
2026
2025
2024
The highest day temperature during April of 2026 was 56°F. At the same time the lowest night temperature was 9°F. Daily and nightly averages during April were 43.0°F and 24.9°F.
Sunny, partly cloudy and cloudy days
Number of sunny, partly cloudy and cloudy days in April is almost equal.
Precipitation total in April, in.
Precipitation total value in Keystone in April is 1.3 in. Other months of the year show relatively similar values.
Wind speed in April, mph
The average wind speed value in April is 7.1 mph It makes April most windy month of the year.
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in April is: 7.4.
Best time for vacation in Keystone
Keystone on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Keystone
Local time: 07:09
April 29, wednesday
0900
36°F
E
5 mph
5 mph
1200
39°F
SE
12 mph
12 mph
1500
41°F
SE
11 mph
11 mph
1800
37°F
SE
6 mph
6 mph
2100
32°F
SE
3 mph
3 mph
April 30, thursday
0000
27°F
N
2 mph
2 mph
0300
21°F
NW
4 mph
4 mph
0600
27°F
NW
4 mph
4 mph
