Washington County, PA Weather Forecast
County weather hub
Chance Showers And Thunderstorms
Compare major city weather across Washington County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of rain showers before 11am, then a chance of showers and thunderstorms between 11am and 5pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Northwest wind around 3 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
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
- May 25 to May 29, 2026
- Latest sync
- May 23, 2026 12:06 PM EDT
- Forecast office
- PBZ
- Source
- NOAA / NWS
Daily Outlook
This Week in Washington County
Tuesday looks like the warmest upcoming period in Washington County at 82 degrees F.
Friday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Friday at about 5 to 10 mph N.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- May 23, 2026 12:06 PM EDT
- Coverage
- 5 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
A slight chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 20%.
A slight chance of rain showers between 8am and 2pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Rain showers likely before 2pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
A chance of rain showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
A chance of rain showers. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
A slight chance of rain showers before 8am. Mostly sunny, with a high near 75.
Partly cloudy, with a low around 53.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Memorial Day
May 25
|
Chance Showers And Thunderstorms
|
79°F |
3 mph
NW
|
|
Monday Night
May 25
|
Slight Chance Showers And Thunderstorms then Mostly Cloudy
|
60°F |
3 mph
NE
|
|
Tuesday
May 26
|
Chance Showers And Thunderstorms
|
82°F |
3 mph
E
|
|
Tuesday Night
May 26
|
Chance Showers And Thunderstorms
|
63°F |
0 to 3 mph
SE
|
|
Wednesday
May 27
|
Rain Showers Likely
|
79°F |
1 to 5 mph
W
|
|
Wednesday Night
May 27
|
Chance Showers And Thunderstorms
|
62°F |
1 to 5 mph
NW
|
|
Thursday
May 28
|
Chance Rain Showers
|
79°F |
2 to 8 mph
NW
|
|
Thursday Night
May 28
|
Chance Rain Showers
|
58°F |
3 to 7 mph
N
|
|
Friday
May 29
|
Slight Chance Rain Showers then Mostly Sunny
|
75°F |
5 to 10 mph
N
|
|
Friday Night
May 29
|
Partly Cloudy
|
53°F |
5 to 9 mph
NE
|
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.
