Idaho weather in July 2025

Expect 90°F daytime maximum temperatures in the shade with on average 13 hours of sunshine per day in Idaho in July. Check more long-term weather averages for Idaho in July before you book your next holiday to Idaho in 2025/2026.

  • 90°F maximum daytime temperature in July in Idaho (Boise)90
    90°F max day temperature
  • 13 hours of sunshine per day
  • 3 days with some rainfall in July in Idaho (Boise)3
    3 days with some rainfall
  • 57°F minimum night-time temperature in July in Idaho (Boise)57
    57°F min night temperature
  • 15 hours of daylight per day in July in Idaho (Boise)15
    15 hours of daylight per day
  • Moderate heat & humidity in July in Idaho (Boise)M
    Moderate heat & humidity
  • 0.3 inches monthly rainfall in July in Idaho (Boise)0.3
    0.3 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in July in Idaho (Boise)9
    9 (Very High) UV index

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The July weather guide for Idaho (Boise) 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 Idaho destinations

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

All Idaho destinations

Metric (°C)  |  Imperial (°F)

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How hot is it in Idaho in July?

Daytime temperatures usually reach 90°F in Boise, Idaho in July with moderate heat and humidity, falling to 57°F at night.

How sunny is it in Idaho in July?

There are normally 13 hours of bright sunshine each day in Boise, Idaho in July - that's 86% of daylight hours.

Does it ever rain in Idaho in July?

There are usually 3 days with some rain in Boise, Idaho in July and the average monthly rainfall is 0.3 inches.

Idaho July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:08 20:30
Wednesday, 16th July 2025 05:19 20:23
Thursday, 31st July 2025 05:34 20:08

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