Tarentum, PA Weather Forecast

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Tarentum, PA Weather Forecast

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Tarentum PA weather  - Partly Cloudy - 80°F
Partly Cloudy
80°F
Updated 1:03 pm
Feels Like 77°F
Humidity 69%
Wind VRB 3 mph
Barometer  29.99 in
Dew Point 69°F
Tarentum PA weather  - Partly Cloudy - 27°C
Partly Cloudy
27°C
Updated 1:03 pm
Feels Like 25°C
Humidity 69%
Wind VRB 5 km/h
Barometer  101.5 kPa
Dew Point 21°C

Tarentum Weather Forecast

THIS AFTERNOON TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT
Tarentum, PA Weather - This Afternoon Partly Sunny Tarentum, PA Weather - Tonight Chance Of T-Storm Tarentum, PA Weather - Monday Mostly Sunny Tarentum, PA Weather - Monday Night Clear Tarentum, PA Weather - Tuesday Mostly Sunny Tarentum, PA Weather - Tuesday Night Clear Tarentum, PA Weather - Wednesday Mostly Sunny Tarentum, PA Weather - Wednesday Night Mostly Cloudy Tarentum, PA Weather - Thursday Chance Of T-Storm Tarentum, PA Weather - Thursday Night Chance Of T-Storm Tarentum, PA Weather - Friday Chance Of Showers Tarentum, PA Weather - Friday Night Mostly Cloudy
Partly Sunny Chance of T-Storm Mostly Sunny Clear Mostly Sunny Clear Mostly Sunny Mostly Cloudy Chance of T-Storm Chance of T-Storm Chance of Showers Mostly Cloudy
Hi: 81°FHi: 27°C
Lo: 59°FLo: 15°C Hi: 71°FHi: 22°C
Lo: 51°FLo: 11°C Hi: 81°FHi: 27°C
Lo: 61°FLo: 16°C Hi: 85°FHi: 29°C
Lo: 65°FLo: 18°C Hi: 85°FHi: 29°C
Lo: 65°FLo: 18°C Hi: 81°FHi: 27°C
Lo: 61°FLo: 16°C
POP: 50% POP: 50% POP: 50% POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 1143 AM EDT Sun Sep 13 2026 Tarentum, PA Weather - WeatherWorld.com

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Tarentum Forecast Discussion

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Issued: 718 AM EDT Sun Sep 13 2026

Key Messages

1) Showers will decrease in coverage through the predawn hours, with lingering low clouds and fog

2) Severe thunderstorms still possible Sunday afternoon and evening with a cold front, but the level of the threat is uncertain

3) A brief bout of dry weather returns early next week


Discussion

... KEY MESSAGE 1... Showers have continued to generate into the predawn hours thanks to upper divergence associated with a crossing shortwave trough, plus precipitable water values lingering in the 1...