Warm
Average highs sit around 28°C, giving warm days by monthly-average standards.
July verdict
Very good for holiday weather
Average highs sit around 28°C, giving warm days by monthly-average standards. Sunshine averages 12h per day, so bright days are a strong part of the month. Rainfall averages 33mm, which is relatively low for holiday planning.

Monthly averages
Temp
28°C
Rain
33mm
Sun
12h
Weather score
79
Very good
Warm
Average highs sit around 28°C, giving warm days by monthly-average standards.
Drier
Rainfall averages 33mm, which is relatively low for holiday planning.
Bright
Sunshine averages 12h per day, so bright days are a strong part of the month.
Map
Compare Helena, Montana, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
July28°C average high
July is one of Helena's warmest months, with daytime heat above the yearly average.
Warmest monthsJune to August
This stretch sets the upper range for average daytime heat.
July33mm average rain
July sits near Helena's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to April and July to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
July12 hours average sun
July is one of Helena's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
July79 weather score
July is one of Helena's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.