Washington County, PA Weather Forecast
County weather hub
Sunny
Compare major city weather across Washington County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 71. West wind 6 to 13 mph.
County Weather Overview
This county weather page brings together forecast coverage for Washington County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 15 of 15 mapped cities in Washington County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Aug 24 to Aug 29, 2026
- Latest sync
- Aug 23, 2026 6:59 AM EDT
- Forecast office
- PBZ
- Source
- NOAA / NWS
Daily Outlook
This Week in Washington County
Thursday looks like the warmest upcoming period in Washington County at 81 degrees F.
Monday Night is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Monday at about 6 to 13 mph W.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 23, 2026 6:59 AM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- PBZ
- Radar station
- KPBZ
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 55. West wind 3 to 10 mph.
Sunny, with a high near 76.
Partly cloudy, with a low around 55.
Mostly sunny, with a high near 79.
Partly cloudy, with a low around 61.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80.
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 61.
Mostly sunny, with a high near 78.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Aug 24
|
Sunny
|
71°F |
6 to 13 mph
W
|
|
Monday Night
Aug 24
|
Mostly Clear
|
55°F |
3 to 10 mph
W
|
|
Tuesday
Aug 25
|
Sunny
|
76°F |
7 mph
W
|
|
Tuesday Night
Aug 25
|
Partly Cloudy
|
55°F |
0 to 5 mph
SE
|
|
Wednesday
Aug 26
|
Mostly Sunny
|
79°F |
2 mph
S
|
|
Wednesday Night
Aug 26
|
Partly Cloudy
|
61°F |
2 mph
S
|
|
Thursday
Aug 27
|
Mostly Sunny then Chance Showers And Thunderstorms
|
81°F |
2 to 8 mph
SW
|
|
Thursday Night
Aug 27
|
Chance Showers And Thunderstorms
|
63°F |
2 to 7 mph
SW
|
|
Friday
Aug 28
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
80°F |
2 to 8 mph
W
|
|
Friday Night
Aug 28
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
61°F |
2 to 6 mph
NW
|
|
Saturday
Aug 29
|
Mostly Sunny
|
78°F |
5 mph
N
|
Major City Forecasts
Live forecast snapshots for major cities across Washington County.
Coverage
Forecast coverage currently spans 15 of 15 mapped cities in Washington County.
Largest mapped city population in this region: 8,751.
