Sullivan County, PA Weather Forecast
County weather hub
Patchy Smoke
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Patchy smoke and a slight chance of rain showers before 8am, then patchy smoke and showers and thunderstorms likely between 8am and 9am, then patchy smoke and showers and thunderstorms between 9am and 11am, then patchy smoke and showers and thunderstorms between 11am and 1pm, then patchy smoke and showers and thunderstorms likely. Mostly cloudy, with a high near 79. Southwest wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Sullivan County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 0 of 0 mapped cities in Sullivan County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jul 18 to Jul 24, 2026
- Latest sync
- Jul 18, 2026 8:25 AM EDT
- Forecast office
- CTP
- Source
- NOAA / NWS
Daily Outlook
This Week in Sullivan County
Today looks like the warmest upcoming period in Sullivan County at 79 degrees F.
Sunday Night is the coolest period ahead with temperatures near 52 degrees F.
The strongest winds are forecast for Monday Night at about 5 to 12 mph S.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 18, 2026 8:25 AM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- CTP
- Radar station
- KBGM
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms likely before midnight, then scattered showers and thunderstorms between midnight and 2am. Mostly cloudy, with a low around 60. West wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Mostly sunny, with a high near 74. North wind 7 to 10 mph, with gusts as high as 23 mph.
Mostly clear, with a low around 52. North wind 1 to 7 mph.
Sunny, with a high near 77. Southeast wind 0 to 5 mph.
A chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Showers and thunderstorms. Mostly cloudy, with a high near 76. Chance of precipitation is 80%.
Showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 80%.
A chance of rain showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 54. Chance of precipitation is 40%.
Mostly sunny, with a high near 75.
Mostly clear, with a low around 55.
Sunny, with a high near 78.
Partly cloudy, with a low around 58.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jul 18
|
Patchy Smoke
|
79°F |
9 mph
SW
|
|
Tonight
Jul 18
|
Showers And Thunderstorms Likely then Scattered Showers And Thunderstorms
|
60°F |
7 to 10 mph
W
|
|
Sunday
Jul 19
|
Mostly Sunny
|
74°F |
7 to 10 mph
N
|
|
Sunday Night
Jul 19
|
Mostly Clear
|
52°F |
1 to 7 mph
N
|
|
Monday
Jul 20
|
Sunny
|
77°F |
0 to 5 mph
SE
|
|
Monday Night
Jul 20
|
Mostly Cloudy then Chance Showers And Thunderstorms
|
61°F |
5 to 12 mph
S
|
|
Tuesday
Jul 21
|
Showers And Thunderstorms
|
76°F |
12 mph
S
|
|
Tuesday Night
Jul 21
|
Showers And Thunderstorms
|
62°F |
9 mph
SW
|
|
Wednesday
Jul 22
|
Chance Showers And Thunderstorms
|
76°F |
9 mph
W
|
|
Wednesday Night
Jul 22
|
Chance Showers And Thunderstorms then Partly Cloudy
|
54°F |
5 to 9 mph
W
|
|
Thursday
Jul 23
|
Mostly Sunny
|
75°F |
7 mph
NW
|
|
Thursday Night
Jul 23
|
Mostly Clear
|
55°F |
1 to 5 mph
NW
|
|
Friday
Jul 24
|
Sunny
|
78°F |
3 mph
W
|
|
Friday Night
Jul 24
|
Partly Cloudy
|
58°F |
3 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sullivan County.
Nearby forecast pages are not available for this location yet.
Coverage
Forecast coverage currently spans 0 of 0 mapped cities in Sullivan County.
