St. Thomas, PA Weather Forecast

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St. Thomas, PA Weather Forecast

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St. Thomas PA weather  - Clear - 71°F
Clear
71°F
Updated 11:12 am
Feels Like 64°F
Humidity 40%
Wind WSW 9 mph
Barometer  29.97 in
Dew Point 46°F
St. Thomas PA weather  - Clear - 22°C
Clear
22°C
Updated 11:12 am
Feels Like 18°C
Humidity 40%
Wind WSW 14 km/h
Barometer  101.5 kPa
Dew Point 8°C

St. Thomas Weather Forecast

TODAY TONIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT COLUMBUS DAY MONDAY NIGHT TUESDAY TUESDAY NIGHT
St. Thomas, PA Weather - Today Sunny St. Thomas, PA Weather - Tonight Clear St. Thomas, PA Weather - Friday Sunny St. Thomas, PA Weather - Friday Night Partly Cloudy St. Thomas, PA Weather - Saturday Mostly Sunny St. Thomas, PA Weather - Saturday Night Chance Of Showers St. Thomas, PA Weather - Sunday Showers St. Thomas, PA Weather - Sunday Night Showers St. Thomas, PA Weather - Columbus Day Chance Of Showers St. Thomas, PA Weather - Monday Night Partly Cloudy St. Thomas, PA Weather - Tuesday Mostly Sunny St. Thomas, PA Weather - Tuesday Night Partly Cloudy
Sunny Clear Sunny Partly Cloudy Mostly Sunny Chance of Showers Showers Showers Chance of Showers Partly Cloudy Mostly Sunny Partly Cloudy
Hi: 75°FHi: 24°C
Lo: 49°FLo: 9°C Hi: 71°FHi: 22°C
Lo: 50°FLo: 10°C Hi: 71°FHi: 22°C
Lo: 55°FLo: 13°C Hi: 65°FHi: 18°C
Lo: 59°FLo: 15°C Hi: 71°FHi: 22°C
Lo: 59°FLo: 15°C Hi: 71°FHi: 22°C
Lo: 50°FLo: 10°C
POP: 40% POP: 90% POP: 90% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 1030 AM EDT Thu Oct 08 2026 St. Thomas, PA Weather - WeatherWorld.com

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St. Thomas Forecast Discussion

Meteorlogic Glosserator
Instant definitions for any meteorological term.

Issued: 701 AM EDT Thu Oct 8 2026

Key Messages

1) Pleasant, uneventful early Fall weather to persist into the first part of the weekend.

2) Rain chances increase Sunday into Monday, as the remnants of Isaias quickly move through the Commonwealth.


Discussion

... KEY MESSAGE 1: Pleasant, uneventful early Fall weather to persist into the first part of the weekend.

Today should be breezy and seasonably cool behind the cold front that moved through overnight. Wind gusts will reach in the 20 to 30 mph range, with the stronger gusts in the ...