Confluence, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Confluence, a borough in Somerset County, Pennsylvania.
This Afternoon
78°F
Partly Sunny
Partly sunny. High near 78, with temperatures falling to around 72 in the afternoon. Southeast wind around 6 mph.
7-day forecast for Confluence
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Partly Sunny | 6 mph SE | 2% |
| Tonight | 61°F | Showers And Thunderstorms | 5 mph SE | 99% |
| Thursday | 70°F | Rain Showers Likely then Partly Sunny | 2 to 8 mph SW | 55% |
| Thursday Night | 47°F | Mostly Cloudy | 2 mph SW | 0% |
| Friday | 64°F | Partly Sunny then Slight Chance Rain Showers | 1 to 6 mph W | 21% |
| Friday Night | 37°F | Chance Rain Showers | 3 mph W | 47% |
| Saturday | 48°F | Rain Showers Likely | 3 to 9 mph W | 57% |
| Saturday Night | 32°F | Rain Showers Likely | 7 mph W | 57% |
| Sunday | 53°F | Slight Chance Rain Showers then Partly Sunny | 5 to 9 mph W | 16% |
| Sunday Night | 30°F | Mostly Clear | 5 to 8 mph W | 8% |
| Monday | 56°F | Mostly Sunny | 7 to 10 mph W | 8% |
| Monday Night | 34°F | Mostly Clear | 6 mph W | 5% |
| Tuesday | 62°F | Sunny | 6 to 10 mph W | 0% |
| Tuesday Night | 33°F | Mostly Clear | 1 to 6 mph W | 3% |
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 Nov 4, 2026.