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Temperatures are expected to be near normal for this time of year, with highs around 57°F and lows around 36°F.
1947 - The Donora, PA, smog disaster finally came to an end. For five days an inversion trapped impurities in the lower atmosphere over the Monongahela Valley killing 20 persons, and leaving more than 2000 others sick.
More on this and other weather history
 
Night: Mostly Cloudy with Light Showers Likely with a low near 43°F. Winds from the SW at 9 mph. Chance of precipitation is 100%
 
Day: Partly Cloudy with Showers with a high near 52°F. Winds from the W at 13 mph. Chance of precipitation is 30%
 
Night: Partly Cloudy with Isolated Showers with a low near 39°F. Winds from the W at 13 mph. Chance of precipitation is 30%
 
Day: Partly Cloudy with Isolated Showers with a high near 55°F. Winds from the WSW at 8 mph. Chance of precipitation is 20%
 
Night: Partly Cloudy with Isolated Showers with a low near 37°F. Winds from the W at 6 mph. Chance of precipitation is 20%
 
Day: Partly Cloudy with Isolated Showers with a high near 56°F. Winds from the SSW at 3 mph. Chance of precipitation is 20%
 
Night: Partly Cloudy with Isolated Showers with a low near 36°F. Winds from the WSW at 4 mph. Chance of precipitation is 20%
 
Day: Partly Cloudy with Scattered Showers with a high near 58°F. Winds from the SSW at 5 mph. Chance of precipitation is 10%
 
Night: Partly Cloudy with Isolated Showers with a low near 38°F. Winds from the WSW at 11 mph. Chance of precipitation is 30%
 
Day: Partly Cloudy with Showers with a high near 57°F. Winds from the W at 8 mph. Chance of precipitation is 30%
 
Night: Partly Cloudy with Showers with a low near 36°F. Winds from the W at 7 mph. Chance of precipitation is 20%
 
Day: Partly Cloudy with Isolated Showers with a high near 58°F. Winds from the WSW at 6 mph. Chance of precipitation is 10%
 
Night: Partly Cloudy with Isolated Showers with a low near 45°F. Winds from the SW at 7 mph. Chance of precipitation is 10%
 
Day: Partly Cloudy with Isolated Showers with a high near 53°F. Winds from the W at 8 mph. Chance of precipitation is 10%
 
Night: Few Clouds with Chance of Rain with a low near 35°F. Winds from the WNW at 7 mph. Chance of precipitation is 10%
 
Day: Partly Cloudy with a high near 55°F. Winds from the SE at 4 mph
 
Night: Partly Cloudy with Showers with a low near 45°F. Winds from the SSE at 6 mph. Chance of precipitation is 20%
 
Day: Mostly Cloudy with Showers with a high near 56°F. Winds from the S at 7 mph. Chance of precipitation is 20%
 
Night: Partly Cloudy with Showers with a low near 45°F. Winds from the SSW at 9 mph. Chance of precipitation is 20%
 
Day: Partly Cloudy with Showers with a high near 51°F. Winds from the SW at 9 mph. Chance of precipitation is 20%
 
   
Thu's High Temperature
98 at 2 Miles West Of Pala, CA and 6 Miles West-southwest Of Glamis, CA
Thu's Low Temperature
10 at 4 Miles Northwest Of Grand Lake, CO and 2 Miles Southwest Of Canyon Village, WY

Swissvale is a borough in Allegheny County, Pennsylvania, United States, 9 miles (14 km) east of downtown Pittsburgh. Named for a farmstead owned by James Swisshelm, during the industrial age it was the site of the Union Switch and Signal Company of George Westinghouse. The population was 8,624 at the 2020 census.
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