Weather in Walnut, KS
Updated 2026-09-26 09:00 local time · ZIP codes 66780
Patchy rain nearby
No government weather alerts were returned for this location at the latest update.
Next hours
66°21% rain
66°19% rain70°16% rain76°7% rain
76°5% rain
80°2% rain83°1% rain84°8% rain83°2% rain80°1% rain79°2% rain
77°2% 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 21%).
It feels like 63°F with winds near 7 mph.
77°F, 2% rain chance and 12 mph wind.
Visibility is around 6 mi; gusts may reach 24 mph.
Current temperature is 66°F, wind 7 mph, rain chance up to 21%.
UV index is 0.
Local weather characteristics in Walnut
Kansas weather is highly variable, with hot summers, cold outbreaks in winter, strong winds and a significant risk of severe thunderstorms and tornadoes in spring and early summer.
Walnut is part of the Midwest weather region. The forecast point is near 37.60°N latitude and 95.08°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.
Walnut weather today
Patchy rain nearby and 66°F in Walnut, KS. Today's high is 84°F with a 19% rain chance. Winds are around 7 mph with gusts near 17 mph. Relative humidity is 69%, pressure is 30.04 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Walnut
Sunrise is at 07:11 AM and sunset is at 07:11 PM. Tomorrow's forecast calls for Sunny with a high near 86°F and a low near 65°F. The maximum rain chance is 57%.