Monessen, PA Weather Forecast

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Monessen, PA Weather Forecast

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Monessen PA weather  - Clear - 74°F
Clear
74°F
Updated 11:11 am
Feels Like 79°F
Humidity 63%
Wind SSW 3 mph
Barometer  30.28 in
Dew Point 61°F
Monessen PA weather  - Clear - 23°C
Clear
23°C
Updated 11:11 am
Feels Like 26°C
Humidity 63%
Wind SSW 5 km/h
Barometer  102.5 kPa
Dew Point 16°C

Monessen Weather Forecast

TODAY TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT
Monessen, PA Weather - Today Partly Cloudy Monessen, PA Weather - Tonight Partly Cloudy Monessen, PA Weather - Wednesday Partly Cloudy Monessen, PA Weather - Wednesday Night Chance Of T-Storm Monessen, PA Weather - Thursday Chance Of T-Storm Monessen, PA Weather - Thursday Night Chance Of T-Storm Monessen, PA Weather - Friday Mostly Sunny Monessen, PA Weather - Friday Night Clear Monessen, PA Weather - Saturday Chance Of T-Storm Monessen, PA Weather - Saturday Night Chance Of T-Storm Monessen, PA Weather - Sunday Chance Of Showers Monessen, PA Weather - Sunday Night Chance Of Showers
Partly Cloudy Partly Cloudy Partly Cloudy Chance of T-Storm Chance of T-Storm Chance of T-Storm Mostly Sunny Clear Chance of T-Storm Chance of T-Storm Chance of Showers Chance of Showers
Hi: 81°FHi: 27°C
Lo: 65°FLo: 18°C Hi: 85°FHi: 29°C
Lo: 69°FLo: 21°C Hi: 79°FHi: 26°C
Lo: 59°FLo: 15°C Hi: 79°FHi: 26°C
Lo: 59°FLo: 15°C Hi: 81°FHi: 27°C
Lo: 65°FLo: 18°C Hi: 81°FHi: 27°C
Lo: 61°FLo: 16°C
POP: 90% POP: 100% POP: 100% POP: 50% POP: 50% POP: 40% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 728 AM EDT Tue Sep 08 2026 Monessen, PA Weather - WeatherWorld.com

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Monessen Forecast Discussion

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Issued: 726 AM EDT Tue Sep 8 2026

Key Messages

1) A passing trough and cold front late Wednesday into Thursday will return showers and thunderstorms to the region.

2) An active weather pattern could occur early next week.


Discussion

... KEY MESSAGE 1... Confidence remains high that quiet and dry weather will persist through Wednesday afternoon under high pressure. Temperatures will likely trend above average over the next 48 hours winds shift from the south later today, ahead of an approaching disturbance.

Models continue to depict a...