Temperature
Cold by day, freezing at night.
Belleville is usually most comfortable in May and September. Typical daytime highs range from 29–81°F across the year. Most months see little rain.

Cold by day, freezing at night.
Some precipitation is expected this month.
A mix of sunshine and cloud.
Humidity is rarely noticeable in the cool air.
In November, afternoons feel about 35° and nights feel near 28°.
Mostly cloudy skies this month.
Calm winds are typical in November.
November late afternoons are around 42°F, easing to about 39°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 29 | 14 | 2.7 | 11 | 5.6 | 74 |
| Feb | 31 | 15 | 2.1 | 9 | 7.1 | 71 |
| Mar | 41 | 25 | 2.6 | 10 | 8.4 | 66 |
| Apr | 54 | 37 | 3.5 | 11 | 9.3 | 65 |
| May | 67 | 49 | 3.1 | 11 | 11.0 | 67 |
| Jun | 76 | 58 | 3.6 | 11 | 12.0 | 71 |
| Jul | 81 | 63 | 3.3 | 11 | 12.7 | 71 |
| Aug | 79 | 61 | 3.3 | 10 | 11.6 | 74 |
| Sep | 71 | 54 | 3.3 | 9 | 9.8 | 77 |
| Oct | 58 | 43 | 3.5 | 11 | 7.3 | 77 |
| Nov | 45 | 33 | 3.0 | 10 | 5.7 | 77 |
| Dec | 34 | 22 | 2.9 | 11 | 4.8 | 77 |
Similar climates
Want a side-by-side climate view? Compare Belleville with New York City.
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: Aug 27, 2026
Data & methodology