Average change in
Temperature
Average change in high temperature day-to-day
Last Month:
7.9°
Last Year:
7.1°
Average change in low temperature day-to-day
Last Month:
6.9°
Last Year:
7.5°
Average change in
Precipitation
Chance of dry day after a precip day
Last Month:
63%
Last Year:
56%
Chance of precip day after a dry day
Last Month:
25%
Last Year:
18%
ForecastAdvisor Fact
22.2% of World Weather Online's low temperature forecasts for Helena were off by more than 10 degrees last month.