Guymon weather in August 2025

Expect 91°F daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Guymon in August. Check more long-term weather averages for Guymon in August before you book your next holiday to Oklahoma in 2025/2026.

  • 91°F maximum daytime temperature in August in Guymon91
    91°F max day temperature
  • 10 hours of sunshine per day
  • 8 days with some rainfall in August in Guymon8
    8 days with some rainfall
  • 63°F minimum night-time temperature in August in Guymon63
    63°F min night temperature
  • 14 hours of daylight per day in August in Guymon14
    14 hours of daylight per day
  • High heat & humidity in August in GuymonH
    High heat & humidity
  • 2.3 inches monthly rainfall in August in Guymon2.3
    2.3 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in August in Guymon10
    10 (Very High) UV index

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The August weather guide for Oklahoma (Guymon) 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)  |  Imperial (°F)

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How hot is it in Guymon in August?

Daytime temperatures usually reach 91°F in Guymon in August with high heat and humidity, falling to 63°F at night.

How sunny is it in Guymon in August?

There are normally 10 hours of bright sunshine each day in Guymon in August - that's 76% of daylight hours.

Does it rain in Guymon in August?

There are usually 8 days with some rain in Guymon in August and the average monthly rainfall is 2.3 inches.

Guymon August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:52 19:52
Saturday, 16th August 2025 06:04 19:35
Sunday, 31st August 2025 06:17 19:15

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