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Guymon, OK Weather Forecast for 5-Days

Updated: Wed May 20th 2026 11:00 PM CDT

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Guymon, OK Weather – 5-20 – Heavy Rain
65° / 53°
Heavy Rain
Guymon, OK Weather – 5-21 – Scattered Showers
65° / 56°

Weather Tomorrow

Scattered Showers
In Guymon, on and off showers are set to occur with highs near 65°F and lows around 56°F. The chance of rain is 89% with an estimated 0.19in. Winds will be strong at speeds peaking at 21mph and gusts of 33.2mph at 10 PM. High humidity with average of 86% is anticipated, the maximum being 97% at 4 AM and 74% being its lowest at 7 PM. Barometric pressure is its highest of 29.99inHg at 1 AM, a lowest point of 29.79inHg at 7 PM with an avg 29.92inHg.
Guymon, OK Weather – 5-22 – Moderate Rain
89° / 55°
Moderate Rain
Guymon may see rain, with daytime highs of 89°F and overnight lows near 55°F. The chance of rain is 81% with an estimated 0.29in. Winds will be strong at speeds peaking at 21mph and gusts of 32.5mph at 9 PM. The humidity will be on the higher side, averaging about 61%, the maximum being 91% at 4 AM and 13% being its lowest at 5 PM. Barometric pressure is its highest of 29.91inHg at 11 PM, a lowest point of 29.54inHg at 6 PM with an avg 29.72inHg.
Guymon, OK Weather – 5-23 – Scattered Showers
79° / 55°
Scattered Showers
Guymon may see passing showers, with daytime highs of 79°F and overnight lows near 55°F. The chance of rain is 87% with an estimated 0in. Winds will be strong at speeds peaking at 23mph and gusts of 33.8mph at 1 AM. The humidity will be on the higher side, averaging about 62%, the maximum being 85% at 12 AM and 33% being its lowest at 4 PM. Barometric pressure is its highest of 30.01inHg at 9 AM, a lowest point of 29.83inHg at 7 PM with an avg 29.92inHg.
Guymon, OK Weather – 5-24 – Partly Cloudy
81° / 60°
Partly Cloudy
Skies will be cloudy in Guymon, with a high of 81°F and a low of 60°F. Wind will be moderate, blowing around 16mph on average and gusts of 19.4mph at 7 PM. The humidity will be on the higher side, averaging about 68%, the maximum being 95% at 3 AM and 38% being its lowest at 4 PM. Barometric pressure is its highest of 29.98inHg at 6 AM, a lowest point of 29.87inHg at 7 PM with an avg 29.95inHg.
Guymon, OK Weather – 5-25 – Sunny
91° / 63°
Sunny
Highs will reach 91°F with lows near 63°F in Guymon, where sunshine is. Wind will be moderate, blowing around 14mph on average and gusts of 22.5mph at 10 PM. Humidity levels should be comfortable, sitting around 45% on average, the maximum being 80% at 4 AM and 18% being its lowest at 4 PM. Barometric pressure is its highest of 30inHg at 1 AM, a lowest point of 29.76inHg at 7 PM with an avg 29.89inHg.

Currently

Heavy Rain 58°F
30.03 inHg.
Barometer
96%
Humidity
E 10.1 mph
Wind
Heavy Rain

5 Day Forecast Nearby

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