Weather World
Tarentum, PA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Tarentum, PA Weather Forecast
Tarentum, PA Weather Forecast Date: 1103 PM EDT Sun Sep 13 2026
The area/counties/county of: Allegheny, including the city of Pittsburgh Metro Area.or toggle through each period.
Rest of Tonight... Mostly cloudy. Lows in the upper 50s. Northwest winds 5 to 10 mph.
Monday... Mostly sunny. Highs in the lower 70s. North winds 5 to 10 mph.
Monday Night... Mainly clear. Lows in the lower 50s. Northeast winds around 5 mph.
Tuesday... Mostly sunny. Highs in the lower 80s. Southeast winds 5 to 10 mph.
Tuesday Night... Mainly clear. Lows in the lower 60s. South winds around 5 mph.
Wednesday... Partly cloudy. Warm with highs in the mid 80s.
Wednesday Night... Partly cloudy in the evening, then becoming mostly cloudy. Warm with lows in the upper 60s.
Thursday... Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Warm with highs in the mid 80s. Chance of rain 50%.
Thursday Night... A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Warm with lows in the mid 60s. Chance of rain 50%.
Friday... Partly sunny. A chance of showers in the morning. Highs in the upper 70s. Chance of rain 30%.
Friday Night... Partly cloudy. Lows in the lower 60s.
Saturday... Partly cloudy in the morning, then becoming partly sunny. A chance of showers. Highs in the upper 70s. Chance of rain 50%.
Saturday Night... Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 50%.
POP = Probability of Precipitation
Tarentum Radar Loop
Use the map search tool if you want to place a location marker on the radar map...