North Washington, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for North Washington, a community in Butler County, Pennsylvania.
Today
83°F
Patchy Fog then Sunny
Patchy fog before 10am. Sunny, with a high near 83. Southeast wind around 2 mph.
7-day forecast for North Washington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Patchy Fog then Sunny | 2 mph SE | 0% |
| Tonight | 62°F | Mostly Clear | 3 mph SE | 0% |
| Wednesday | 85°F | Partly Sunny then Scattered Showers And Thunderstorms | 5 mph SE | 40% |
| Wednesday Night | 65°F | Scattered Showers And Thunderstorms | 2 mph SE | 50% |
| Thursday | 84°F | Showers And Thunderstorms Likely | 6 mph S | 67% |
| Thursday Night | 65°F | Showers And Thunderstorms Likely | 5 mph SW | 67% |
| Friday | 82°F | Showers And Thunderstorms | 6 mph SW | 86% |
| Friday Night | 64°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 mph SW | 86% |
| Saturday | 82°F | Chance Rain Showers then Chance Showers And Thunderstorms | 7 mph SW | 43% |
| Saturday Night | 64°F | Chance Showers And Thunderstorms | 5 mph SW | 43% |
| Sunday | 85°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 3 to 8 mph SW | 24% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 6 mph SW | 28% |
| Monday | 85°F | Chance Rain Showers | 6 to 9 mph SW | 45% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 7 mph W | 50% |
Forecast source: National Weather Service (api.weather.gov) for North Washington (41.049, -79.814). Updated through the day.
Growing snapshot for North Washington
Last spring frost
May 7
First fall frost
Oct 14
Growing season
158 days
Hardiness zone
6a
More local growing data for North Washington: nearby ZIP 16048 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Barkeyville
Boyers
Bruin
Butler
Callery
Cherry Valley
Chicora
Connoquenessing
East Butler
Eau Claire
Evans City
Fairview
Fenelton
Forestville
Harlansburg
Harmony
Harrisville
Homeacre-Lyndora
Karns City
Lake Arthur Estates
Mars
Meadowood
Meridian
Nixon
Oak Hills
Petrolia
Portersville
Prospect
Renfrew
Saxonburg
Climate data from the nearest NOAA station, Slippery Rock 1 Ssw, Pa (13.3 mi from North Washington). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.