Temperature
Pleasant by day, brisk at night.
65°Ftypical April high
Typical range
Mild days with cool nights and some sun.
Pleasant by day, brisk at night.
Several rainy days. About 11 wet days, more than in most months.
A mix of sunshine and cloud.
In April, afternoons feel about 54° and nights feel near 42°.
Mostly cloudy skies this month.
Calm winds are typical in April.
April late afternoons are around 63°F, easing to about 58°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