Weather in Ralston, WY
Updated 2026-08-11 11:45 local time · ZIP codes 82440
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
81°0% rain86°0% rain88°0% rain89°0% rain89°0% rain89°0% rain88°0% rain84°0% rain79°0% rain
75°0% rain73°0% rain72°1% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 1%).
It feels like 78°F with winds near 11 mph.
79°F, 0% rain chance and 7 mph wind.
Visibility is around 10 mi; gusts may reach 15 mph.
Current temperature is 81°F, wind 11 mph, rain chance up to 1%.
UV index is 5. Sunscreen and sunglasses are sensible for longer outdoor time.
Ralston weather today
Sunny and 81°F in Ralston, WY. Today's high is 89°F with a 0% rain chance. Winds are around 11 mph with gusts near 13 mph. Relative humidity is 28%, pressure is 30.15 inHg, and visibility is about 10 miles.
Tonight and tomorrow in Ralston
Sunrise is at 06:13 AM and sunset is at 08:28 PM. Tomorrow's forecast calls for Sunny with a high near 88°F and a low near 67°F. The maximum rain chance is 3%.