Weather in Cornwallville, NY
Updated 2026-09-26 10:00 local time · ZIP codes 12418
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
58°18% rain
56°61% rain
54°75% rain53°60% rain53°69% rain53°68% rain53°69% rain53°73% rain
54°47% rain
54°42% rain
55°63% rain
55°76% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance reaches about 76% over the next 12 hours.
It feels like 52°F with winds near 10 mph.
58°F, 18% rain chance and 10 mph wind.
Visibility is around 6 mi; gusts may reach 32 mph.
Current temperature is 58°F, wind 10 mph, rain chance up to 76%.
UV index is 1.
Local weather characteristics in Cornwallville
New York spans Atlantic coastal, inland valley, Great Lakes and mountain climates. Lake-effect snow, coastal storms and large upstate/downstate temperature differences are all common.
Cornwallville is part of the Northeast weather region. The forecast point is near 42.37°N latitude and 74.16°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.
Cornwallville weather today
Overcast and 58°F in Cornwallville, NY. Today's high is 59°F with a 90% rain chance. Winds are around 10 mph with gusts near 21 mph. Relative humidity is 70%, pressure is 30.02 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Cornwallville
Sunrise is at 06:48 AM and sunset is at 06:47 PM. Tomorrow's forecast calls for Light drizzle with a high near 57°F and a low near 53°F. The maximum rain chance is 93%.