Weather in Helena in Spring
| March | April | May | ||||
| Average day temperature: | ||||||
| Average day temperature: | 37.3°F | 45.0°F | 58.3°F | |||
| Average night temperature: | ||||||
| Average night temperature: | 25.1°F | 30.7°F | 42.3°F | |||
| Number of sunny days: | ||||||
| Number of sunny days: | 9 days | 10 days | 11 days | |||
| Day length: | ||||||
| Day length: | 11.1 - 12.8 h. | 12.9 - 14.4 h. | 14.4 - 15.6 h. | |||
| Number of rainy days: | ||||||
| Number of rainy days: | 0 days | 1 day | 4 days | |||
| Precipitation totals: | ||||||
| Precipitation totals: | 0.4 in. | 0.6 in. | 1.5 in. | |||
Day & Night air temperature, °F
Precipitation total, in.
Sunny, partly cloudy and cloudy days
Wind speed, mph
Average sunny hours
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
Best time for vacation in Helena
Helena on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Helena
Local time: 16:17
May 18, saturday
1800
59°F
E
14 mph
14 mph
2100
48°F
SE
2 mph
2 mph
May 19, sunday
0000
43°F
E
4 mph
4 mph
0300
41°F
E
3 mph
3 mph
0600
37°F
NE
2 mph
2 mph
0900
41°F
SE
4 mph
4 mph
1200
45°F
SW
1 mph
1 mph
1500
50°F
SE
6 mph
6 mph
