Great Falls weather in July 2025

Expect 28°C daytime maximum temperatures in the shade with on average 12 hours of sunshine per day in Great Falls in July. Check more long-term weather averages for Great Falls in July before you book your next holiday to Montana in 2025/2026.

  • 28°C maximum daytime temperature in July in Great Falls28
    28°C max day temperature
  • 12 hours of sunshine per day
  • 7 days with some rainfall in July in Great Falls7
    7 days with some rainfall
  • 12°C minimum night-time temperature in July in Great Falls12
    12°C min night temperature
  • 15 hours of daylight per day in July in Great Falls15
    15 hours of daylight per day
  • Low heat & humidity in July in Great FallsL
    Low heat & humidity
  • 34 mm monthly rainfall in July in Great Falls34
    34 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in July in Great Falls8
    8 (Very High) UV index

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The July weather guide for Montana (Great Falls) 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.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Great Falls in July?

Daytime temperatures usually reach 28°C in Great Falls in July with low heat and humidity, falling to 12°C at night.

How sunny is it in Great Falls in July?

There are normally 12 hours of bright sunshine each day in Great Falls in July - that's 79% of daylight hours.

Does it rain in Great Falls in July?

There are usually 7 days with some rain in Great Falls in July and the average monthly rainfall is 34mm.

Great Falls July sunrise & sunset times

Browse the sunrise and sunset times for Great Falls in July 2025. Select a month to view Great Falls sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 04:32 20:26
Wednesday, 16th July 2025 04:45 20:17
Thursday, 31st July 2025 05:02 20:00

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