Casper weather in July 2025

Expect 31°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Casper in July. Check more long-term weather averages for Casper in July before you book your next holiday to Wyoming in 2025/2026.

  • 31°C maximum daytime temperature in July in Casper31
    31°C max day temperature
  • 11 hours of sunshine per day
  • 9 days with some rainfall in July in Casper9
    9 days with some rainfall
  • 12°C minimum night-time temperature in July in Casper12
    12°C min night temperature
  • 15 hours of daylight per day in July in Casper15
    15 hours of daylight per day
  • Moderate heat & humidity in July in CasperM
    Moderate heat & humidity
  • 33 mm monthly rainfall in July in Casper33
    33 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in July in Casper10
    10 (Very High) UV index

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The July weather guide for Wyoming (Casper) 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 Casper in July?

Daytime temperatures usually reach 31°C in Casper in July with moderate heat and humidity, falling to 12°C at night.

How sunny is it in Casper in July?

There are normally 11 hours of bright sunshine each day in Casper in July - that's 73% of daylight hours.

Does it rain in Casper in July?

There are usually 9 days with some rain in Casper in July and the average monthly rainfall is 33mm.

Casper July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 04:31 19:48
Wednesday, 16th July 2025 04:42 19:41
Thursday, 31st July 2025 04:56 19:27

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