Warren, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Warren, a city in Warren County, Pennsylvania.
This Afternoon
76°F
Mostly Sunny
Mostly sunny, with a high near 76. North wind around 6 mph.
7-day forecast for Warren
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Mostly Sunny | 6 mph N | 0% |
| Tonight | 50°F | Areas Of Fog | 1 to 6 mph NE | 1% |
| Saturday | 74°F | Patchy Fog then Partly Sunny | 3 mph SE | 12% |
| Saturday Night | 58°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms | 3 mph SE | 84% |
| Sunday | 73°F | Showers And Thunderstorms | 2 to 6 mph W | 88% |
| Sunday Night | 50°F | Chance Rain Showers | 6 mph NE | 49% |
| Monday | 68°F | Mostly Cloudy | 7 mph NE | 13% |
| Monday Night | 48°F | Chance Rain Showers | 7 mph E | 49% |
| Tuesday | 65°F | Chance Rain Showers | 5 to 8 mph E | 49% |
| Tuesday Night | 46°F | Showers And Thunderstorms Likely | 6 to 10 mph E | 57% |
| Wednesday | 63°F | Rain Showers Likely | 8 mph SE | 57% |
| Wednesday Night | 47°F | Chance Showers And Thunderstorms | 5 to 8 mph SE | 54% |
| Thursday | 65°F | Chance Rain Showers | 6 mph E | 46% |
| Thursday Night | 47°F | Chance Rain Showers | 1 to 6 mph NE | 39% |
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 Sep 18, 2026.