Warren, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Warren, a city in Warren County, Pennsylvania.
Tonight
52°F
Mostly Clear
Mostly clear, with a low around 52. Southeast wind around 3 mph.
7-day forecast for Warren
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Mostly Clear | 3 mph SE | 0% |
| Wednesday | 78°F | Partly Sunny | 2 to 8 mph S | 0% |
| Wednesday Night | 60°F | Rain Showers | 7 mph S | 97% |
| Thursday | 71°F | Rain Showers Likely | 6 to 9 mph SW | 59% |
| Thursday Night | 45°F | Partly Cloudy | 0 to 3 mph SW | 5% |
| Friday | 65°F | Partly Sunny then Slight Chance Rain Showers | 0 to 3 mph W | 23% |
| Friday Night | 42°F | Chance Rain Showers | 2 mph NW | 38% |
| Saturday | 56°F | Chance Rain Showers | 2 to 7 mph W | 44% |
| Saturday Night | 34°F | Chance Rain Showers | 1 to 5 mph W | 44% |
| Sunday | 56°F | Slight Chance Rain Showers | 2 to 7 mph SW | 17% |
| Sunday Night | 33°F | Chance Rain Showers | 5 mph W | 32% |
| Monday | 57°F | Chance Rain Showers | 5 to 8 mph W | 35% |
| Monday Night | 34°F | Chance Rain Showers | 5 mph SW | 35% |
| Tuesday | 60°F | Slight Chance Rain Showers | 6 to 10 mph W | 19% |
Forecast source: National Weather Service (api.weather.gov) for Warren (41.843, -79.144). Updated through the day.
Growing snapshot for Warren
Last spring frost
May 4
First fall frost
Oct 21
Growing season
168 days
Hardiness zone
6a
More local growing data for Warren: nearby ZIP 16365 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Bear Lake
Clarendon
Columbus
North Warren
Russell
Sheffield
Starbrick
Sugar Grove
Tidioute
Youngsville
Climate data from the nearest NOAA station, Warren, Pa (0.6 mi from Warren). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.