| NWS Forecast for: Jefferson County Issued by: National Weather Service Buffalo, NY Last Update: 400 PM EDT Sun May 24 2026 | |
| Tonight: Rain from late evening on. Lows in the lower 50s. Southeast winds 10 to 15 mph with gusts up to 30 mph this evening, becoming south 5 to 10 mph. Chance of rain near 100 percent. Memorial Day: Cloudy with showers likely in the morning, then partly sunny in the afternoon. Not as cool with highs ranging from the mid 60s on the tug hill to around 70 across the lower elevations. West winds 10 mph or less. Chance of rain 70 percent. Monday Night: Partly cloudy. Lows in the lower 50s. Light winds. Tuesday: Sunny. Highs ranging from the lower 70s along the lake ontario shore to the upper 70s inland. Southwest winds 10 mph or less, increasing to 10 to 15 mph. Tuesday Night: Mainly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. Southwest winds 5 to 10 mph, becoming light. Wednesday: Mostly sunny. Highs in the mid 70s. Wednesday Night: Partly cloudy. Lows in the lower 50s. Thursday: Mostly sunny. Highs in the upper 60s. Thursday Night: Partly cloudy. Lows in the upper 40s. Friday: Partly sunny. Highs in the mid 60s. Friday Night: Partly cloudy. Lows in the upper 40s. Saturday: Partly sunny with a 30 percent chance of showers. Highs in the mid 60s. Saturday Night: Partly cloudy. Lows in the upper 40s. Sunday: Mostly sunny. Highs in the upper 60s. | |
| Zone Forecast: Jefferson County | |
Visit your local NWS office at: https://www.weather.gov/buf |