Armstrong County, PA Weather Forecast
County weather hub
Sunny
Compare major city weather across Armstrong County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 81. Southwest wind 7 to 13 mph, with gusts as high as 24 mph.
County Weather Overview
This county weather page brings together forecast coverage for Armstrong County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 10 of 10 mapped cities in Armstrong County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Oct 13 to Oct 19, 2026
- Latest sync
- Oct 13, 2026 10:37 AM EDT
- Forecast office
- PBZ
- Source
- NOAA / NWS
Daily Outlook
This Week in Armstrong County
Today looks like the warmest upcoming period in Armstrong County at 81 degrees F.
Saturday Night is the coolest period ahead with temperatures near 31 degrees F.
The strongest winds are forecast for Friday at about 14 to 18 mph W.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 13, 2026 10:37 AM EDT
- Coverage
- 7 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 63. Southwest wind 5 to 12 mph, with gusts as high as 22 mph.
Showers and thunderstorms between 8am and 11am, then isolated showers and thunderstorms between 11am and noon, then showers and thunderstorms likely. Partly sunny, with a high near 76. West wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of rain showers before 8pm. Mostly cloudy, with a low around 51. North wind 2 to 6 mph. Chance of precipitation is 40%.
A chance of rain showers after 2pm. Partly sunny, with a high near 70. East wind around 6 mph. Chance of precipitation is 30%.
Rain showers before 11pm, then showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms. Mostly cloudy, with a high near 67. Chance of precipitation is 90%.
A chance of rain showers before 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Mostly sunny, with a high near 52.
Mostly clear, with a low around 31.
Sunny, with a high near 60.
Mostly clear, with a low around 35.
Mostly sunny, with a high near 65.
Mostly cloudy, with a low around 40.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Oct 13
|
Sunny
|
81°F |
7 to 13 mph
SW
|
|
Tonight
Oct 13
|
Mostly Clear
|
63°F |
5 to 12 mph
SW
|
|
Wednesday
Oct 14
|
Showers And Thunderstorms
|
76°F |
3 to 7 mph
W
|
|
Wednesday Night
Oct 14
|
Chance Rain Showers then Mostly Cloudy
|
51°F |
2 to 6 mph
N
|
|
Thursday
Oct 15
|
Partly Sunny then Chance Rain Showers
|
70°F |
6 mph
E
|
|
Thursday Night
Oct 15
|
Showers And Thunderstorms
|
57°F |
6 to 13 mph
S
|
|
Friday
Oct 16
|
Showers And Thunderstorms
|
67°F |
14 to 18 mph
W
|
|
Friday Night
Oct 16
|
Chance Rain Showers
|
35°F |
15 to 18 mph
NW
|
|
Saturday
Oct 17
|
Mostly Sunny
|
52°F |
16 mph
NW
|
|
Saturday Night
Oct 17
|
Mostly Clear
|
31°F |
1 to 12 mph
W
|
|
Sunday
Oct 18
|
Sunny
|
60°F |
2 to 6 mph
SW
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
35°F |
5 mph
S
|
|
Monday
Oct 19
|
Mostly Sunny
|
65°F |
2 to 7 mph
S
|
|
Monday Night
Oct 19
|
Mostly Cloudy
|
40°F |
0 to 5 mph
S
|
Major City Forecasts
Live forecast snapshots for major cities across Armstrong County.
Coverage
Forecast coverage currently spans 10 of 10 mapped cities in Armstrong County.
Largest mapped city population in this region: 6,550.
