McWilliams, PA
Unincorporated community in Armstrong County, Pennsylvania
McWilliams is a small unincorporated community in Armstrong County, Pennsylvania. It is 1.0 miles N of Redbank, the nearest town. Its ZIP code is 15778.
McWilliams at a glance
- State
- Pennsylvania
- County
- Armstrong County
- ZIP code
- 15778
- Nearest town
- Redbank (1.0 mi)
- Time zone
- America/New York
- Coordinates
- 40.9658, -79.2522
Weather in McWilliams now
Loading the National Weather Service forecast…
McWilliams weather by the hour
McWilliams weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of McWilliams.
This week in McWilliams
Sunrise, sunset and moon in McWilliams
What is the weather usually like in McWilliams?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 82°F average high
- Januarycoldest month · 17°F average low
- 45.7 inprecipitation per year · 1,162 mm
- 34.5 insnowfall per year · 88 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit McWilliams: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station PUTNEYVILLE 2 SE DAM, PA US (USC00367229), adjusted for the elevation of McWilliams.
McWilliams weather month by month
Sunrise and sunset in McWilliams through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:37 AM | 5:15 PM | 9 h 37 min |
| February | 7:09 AM | 5:52 PM | 10 h 43 min |
| March | 7:26 AM | 7:24 PM | 11 h 58 min |
| April | 6:35 AM | 7:58 PM | 13 h 22 min |
| May | 5:57 AM | 8:29 PM | 14 h 32 min |
| June | 5:42 AM | 8:52 PM | 15 h 9 min |
| July | 5:56 AM | 8:49 PM | 14 h 52 min |
| August | 6:25 AM | 8:17 PM | 13 h 51 min |
| September | 6:56 AM | 7:27 PM | 12 h 31 min |
| October | 7:27 AM | 6:38 PM | 11 h 10 min |
| November | 7:03 AM | 5:00 PM | 9 h 56 min |
| December | 7:33 AM | 4:51 PM | 9 h 18 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in McWilliams?
McWilliams has a warm-summer humid continental climate. The warmest month is July, with an average high of 82°F (28°C), and the coldest is January, with average lows of 17°F (-8°C).
It gets about 45.7 inches (1,162 mm) of precipitation a year. The wettest month is June and the driest is February. Snow is common: about 35 inches fall in an average year.
The best time to visit McWilliams is June to September. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
Webcams near McWilliams
The closest live webcam is Clarion Township, 14.3 miles N of McWilliams.
Webcams: Windy.com. Distances in a straight line from McWilliams.
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Map of McWilliams, PA
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McWilliams Street View
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Questions about McWilliams
Where is McWilliams, PA?
McWilliams is an unincorporated community in Armstrong County, Pennsylvania, 1.0 miles N of Redbank.
What county is McWilliams in?
McWilliams is in Armstrong County, Pennsylvania.
What is the ZIP code of McWilliams, PA?
The ZIP code for McWilliams is 15778.
What is the nearest town to McWilliams?
Redbank, 1.0 miles away.
Are there webcams near McWilliams?
Yes. The closest is Clarion Township, 14.3 miles away.
What is the hottest month in McWilliams?
July, with an average high of 82°F (28°C).
What is the coldest month in McWilliams?
January, with an average low of 17°F (-8°C).
How much does it rain in McWilliams?
About 45.7 inches (1,162 mm) a year; the wettest month is June.
Does it snow in McWilliams?
Yes, about 35 inches of snow fall in an average year.
When is the best time to visit McWilliams?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does McWilliams have?
Warm-summer humid continental (Köppen Dfb).
Last updated: