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Jefferson, PA Weather Forecast

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Jefferson, PA Weather Forecast

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Jefferson PA weather - Clear - 65°F
Clear
65°F
Updated 8:53 pm
Feels Like 54°F
Humidity 52%
Wind SSW 8 mph
Barometer  29.86 in
Dew Point 47°F
Jefferson PA weather - Clear - 18°C
Clear
18°C
Updated 8:53 pm
Feels Like 12°C
Humidity 52%
Wind SSW 13 km/h
Barometer  101.1 kPa
Dew Point 8°C
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Jefferson Weather Forecast

TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT COLUMBUS DAY MONDAY NIGHT TUESDAY
Jefferson, PA Weather - Tonight Clear Jefferson, PA Weather - Thursday Sunny Jefferson, PA Weather - Thursday Night Clear Jefferson, PA Weather - Friday Sunny Jefferson, PA Weather - Friday Night Clear Jefferson, PA Weather - Saturday Partly Cloudy Jefferson, PA Weather - Saturday Night Showers Jefferson, PA Weather - Sunday Showers Jefferson, PA Weather - Sunday Night Showers Jefferson, PA Weather - Columbus Day Clouds Jefferson, PA Weather - Monday Night Chance Of Showers Jefferson, PA Weather - Tuesday Chance Of Showers
Clear Sunny Clear Sunny Clear Partly Cloudy Showers Showers Showers Clouds Chance of Showers Chance of Showers
Lo: 51°FLo: 11°C Hi: 71°FHi: 22°C
 Lo: 49°FLo: 9°C Hi: 70°FHi: 21°C
 Lo: 51°FLo: 11°C Hi: 79°FHi: 26°C
 Lo: 59°FLo: 15°C Hi: 69°FHi: 21°C
 Lo: 60°FLo: 16°C Hi: 71°FHi: 22°C
 Lo: 55°FLo: 13°C Hi: 65°FHi: 18°C
POP: 100% POP: 100% POP: 90% POP: 30% POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 733 PM EDT Wed Oct 07 2026 Jefferson, PA Weather - WeatherWorld.com

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Issued: 733 PM EDT Wed Oct 7 2026

Key Messages

1) Scattered showers along/N of I-80 this evening, otherwise dry weather continues into the weekend with a warming trend by Saturday

2) The remnant low of Isaias may provide a soaking rain Sunday into Sunday night, although widespread flood risks remain low


Discussion

... KEY MESSAGE 1... A weak shortwave trough and surface cold front will cross the region this evening/tonight. Enough convergence, moisture and instability was observed along this front near the Lake Erie shoreline for sc...