Swissvale, PA Weather & Climate Normals
Swissvale's real weather, in one number
Swissvale, PA scores 50/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Swissvale's hottest and coldest months
Swissvale's hottest month is Jul, averaging 74°F; its coldest is Jan, averaging 30°F, a 44.5°F swing across the year, a middling gap by national standards.
Swissvale's weather across the year
| Month | Avg high | Avg low | Precip |
|---|---|---|---|
| Jan | 38°F | 22°F | 3.2in |
| Feb | 40°F | 22°F | 2.66in |
| Mar | 50°F | 29°F | 3.29in |
| Apr | 62°F | 40°F | 3.19in |
| May | 72°F | 51°F | 3.86in |
| Jun | 80°F | 60°F | 4.72in |
| Jul | 84°F | 64°F | 3.79in |
| Aug | 83°F | 63°F | 3.74in |
| Sep | 77°F | 56°F | 3.32in |
| Oct | 65°F | 44°F | 2.94in |
| Nov | 53°F | 35°F | 2.88in |
| Dec | 42°F | 28°F | 3.01in |
May, Jun, Jul, Aug, and Sep are the best time to see Swissvale at its mildest; the rest of the year, plan around Jan's cold.
Rain and snow in Swissvale
Over a typical year, Swissvale sees about 40.6in of precipitation a year across roughly 142 days with measurable rain or snow. That station has no snowfall reading, so none is shown rather than assumed.
Where Swissvale ranks
Swissvale ranks 1875 of 4876 US cities in this dataset for comfort score, and 38 of 193 within PA. About 8,280 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Braddock Lock 2, PA US, 2.4 miles from Swissvale, not a prediction for any specific day.
More on how this is worked out
Why some cities show no snow or rain figure · How the comfort score is calculated