Temperature
Cool by day, cold at night.
Philadelphia is usually most comfortable in April, May, June, and September. Typical daytime highs range from 41–87°F across the year. Rain is frequent in many months.
Cool by day, cold at night.
Several rainy days. About 8 wet days, the lowest monthly average.
Good sunshine this month.
In November, afternoons feel about 46° and nights feel near 36°.
Partly cloudy skies this month.
Calm winds are typical in November.
November late afternoons are around 52°F, easing to about 48°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 41 | 28 | 3.3 | 10 | 6.6 | 64 |
| Feb | 45 | 30 | 3.1 | 9 | 7.5 | 61 |
| Mar | 54 | 37 | 3.9 | 10 | 8.3 | 59 |
| Apr | 65 | 46 | 3.8 | 11 | 9.3 | 59 |
| May | 74 | 56 | 3.7 | 12 | 10.4 | 64 |
| Jun | 82 | 65 | 4.0 | 12 | 11.3 | 66 |
| Jul | 87 | 71 | 3.9 | 11 | 11.7 | 66 |
| Aug | 85 | 69 | 3.7 | 11 | 10.8 | 68 |
| Sep | 78 | 62 | 3.9 | 9 | 9.2 | 70 |
| Oct | 67 | 51 | 3.6 | 8 | 7.9 | 69 |
| Nov | 56 | 40 | 2.8 | 8 | 7.0 | 65 |
| Dec | 46 | 33 | 4.0 | 10 | 6.1 | 67 |
Similar climates
Want a side-by-side climate view? Compare Philadelphia with Boston.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 1, 2026
Data & methodology