Confluence, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Confluence, a borough in Somerset County, Pennsylvania.
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. Southeast wind around 3 mph.
7-day forecast for Confluence
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 3 mph SE | 0% |
| Tonight | 65°F | Mostly Cloudy then Patchy Fog | 0 to 3 mph E | 2% |
| Wednesday | 83°F | Patchy Fog then Chance Showers And Thunderstorms | 2 mph SE | 49% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms then Patchy Fog | 1 mph E | 54% |
| Thursday | 83°F | Showers And Thunderstorms | 0 to 3 mph NW | 84% |
| Thursday Night | 69°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 mph SW | 84% |
| Friday | 83°F | Showers And Thunderstorms | 0 to 3 mph SW | 84% |
| Friday Night | 66°F | Showers And Thunderstorms | 2 mph SW | 84% |
| Saturday | 83°F | Showers And Thunderstorms Likely | 1 to 5 mph SW | 60% |
| Saturday Night | 67°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 mph W | 60% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 1 to 5 mph SW | 28% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 0 to 3 mph SW | 28% |
| Monday | 86°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 2 to 7 mph W | 34% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 1 to 5 mph SW | 44% |
Forecast source: National Weather Service (api.weather.gov) for Confluence (39.810, -79.356). Updated through the day.
Growing snapshot for Confluence
Last spring frost
Apr 30
First fall frost
Oct 18
Growing season
171 days
Hardiness zone
6a
More local growing data for Confluence: nearby ZIP 15424 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Confluence 1 Sw Dam, Pa (2 mi from Confluence). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.