Weather in Guymon, OK
Updated 2026-09-26 10:45 local time · ZIP codes 73942
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
71°5% rain78°1% rain80°1% rain82°1% rain84°1% rain85°0% rain86°0% rain85°0% rain82°1% rain
77°1% rain76°1% rain75°1% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 2%).
It feels like 68°F with winds near 11 mph.
75°F, 2% rain chance and 10 mph wind.
Visibility is around 6 mi; gusts may reach 14 mph.
Current temperature is 71°F, wind 11 mph, rain chance up to 2%.
UV index is 2.
Local weather characteristics in Guymon
Oklahoma often experiences strong weather contrasts, with hot summers, windy conditions and a major spring severe-thunderstorm and tornado season.
Guymon is part of the South weather region. The forecast point is near 36.68°N latitude and 101.48°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Guymon weather today
Sunny and 71°F in Guymon, OK. Today's high is 86°F with a 17% rain chance. Winds are around 11 mph with gusts near 14 mph. Relative humidity is 66%, pressure is 29.91 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Guymon
Sunrise is at 07:37 AM and sunset is at 07:37 PM. Tomorrow's forecast calls for Sunny with a high near 89°F and a low near 68°F. The maximum rain chance is 3%.