Montana weather in July 2025

Expect 82°F daytime maximum temperatures in the shade with on average 12 hours of sunshine per day in Montana in July. Check more long-term weather averages for Montana in July before you book your next holiday to Montana in 2025/2026.

  • 82°F maximum daytime temperature in July in Montana (Helena)82
    82°F max day temperature
  • 12 hours of sunshine per day
  • 7 days with some rainfall in July in Montana (Helena)7
    7 days with some rainfall
  • 50°F minimum night-time temperature in July in Montana (Helena)50
    50°F min night temperature
  • 15 hours of daylight per day in July in Montana (Helena)15
    15 hours of daylight per day
  • Low heat & humidity in July in Montana (Helena)L
    Low heat & humidity
  • 1.3 inches monthly rainfall in July in Montana (Helena)1.3
    1.3 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in July in Montana (Helena)9
    9 (Very High) UV index

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The July weather guide for Montana (Helena) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Montana destinations

Below are average maximum temperatures at popular countries, regions and places in Montana in July. Select a holiday destination to see more weather parameters.

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Metric (°C)  |  Imperial (°F)

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How hot is it in Montana in July?

Daytime temperatures usually reach 82°F in Helena, Montana in July with low heat and humidity, falling to 50°F at night.

How sunny is it in Montana in July?

There are normally 12 hours of bright sunshine each day in Helena, Montana in July - that's 77% of daylight hours.

Does it rain in Montana in July?

There are usually 7 days with some rain in Helena, Montana in July and the average monthly rainfall is 1.3 inches.

Montana July sunrise & sunset times

Browse the sunrise and sunset times for Montana in July 2025. Select a month to view Montana sunrise and sunset times for the next 12 months. The Montana sunrise and sunset times shown below are for Helena.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 04:39 20:25
Wednesday, 16th July 2025 04:51 20:17
Thursday, 31st July 2025 05:08 20:00

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