Lebanon, PA Weather & Climate Normals
Lebanon's real weather, in one number
Lebanon, PA scores 47/100 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.
Lebanon's hottest and coldest months
Lebanon's hottest month is Jul, averaging 74°F; its coldest is Jan, averaging 30°F, a 44.8°F swing across the year, a middling gap by national standards.
Lebanon's weather across the year
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 37°F | 22°F | 3.06in | 6.8in |
| Feb | 40°F | 23°F | 2.55in | 7.8in |
| Mar | 49°F | 31°F | 3.6in | 4.2in |
| Apr | 62°F | 40°F | 3.72in | 0.4in |
| May | 72°F | 51°F | 3.99in | 0in |
| Jun | 80°F | 60°F | 4.49in | 0in |
| Jul | 84°F | 64°F | 4.85in | 0in |
| Aug | 82°F | 63°F | 4.63in | 0in |
| Sep | 76°F | 55°F | 4.63in | 0in |
| Oct | 64°F | 44°F | 4.1in | 0.3in |
| Nov | 52°F | 34°F | 3.21in | 0.5in |
| Dec | 42°F | 27°F | 3.57in | 4in |
May, Jun, Jul, Aug, and Sep are the best time to see Lebanon at its mildest; the rest of the year, plan around Jan's cold.
Rain and snow in Lebanon
Lebanon averages 46.4in of precipitation a year across roughly 125 days with measurable rain or snow, and 24in of snow a year.
Where Lebanon ranks
Lebanon ranks 2623 of 4876 US cities in this dataset for comfort score, and 75 of 193 within PA. About 26,456 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Lebanon 2 W, PA US, 2.4 miles from Lebanon, not a prediction for any specific day.
More on how this is worked out
How the comfort score is calculated · Why some cities show no snow or rain figure