Belleville weather by month & the best time to visit
🇺🇸 United States · small town · humid subtropical climate
The best time to visit Belleville is September — its sunniest month (Sunshine Score 78/100), with August and October close behind. Belleville averages about 2,312 hours of sunshine a year. Daytime highs around 27°C / 81°F and roughly 80 mm of rain in September.
Jump to: month-by-month table · nearby alternatives · embed this data
- Sun hours / year
- 2,312
- Sunniest month
- September
- Peak score
- 78/100
- Rain / year
- 1,106 mm
- Snow / year
- ≈83 cm
- Midday UV at peak
- 8 (very high)
- Population
- 42k
- Elevation
- 130 m
When is the best time to visit Belleville?
For sunshine, the best time to visit Belleville is September, then August and October. The dullest month is January (0/100, 63 mm of rain). The full month-by-month picture is in the table below.
How sunny is Belleville?
Belleville gets a moderate 2,312 hours of sunshine a year. 78 Sunshine Score points separate September (78) from January (0), so the month you pick matters. It ranks #272 of 580 destinations in United States for annual sunshine, above the national median of 2,279 hours. The year's 1,106 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | 4° / 39°F | -6° / 21°F | 63 mm | 2 |
| February | 0 | 6° / 43°F | -4° / 25°F | 64 mm | 2 |
| March | 31 | 13° / 55°F | 1° / 34°F | 93 mm | 4 |
| April | 70 | 20° / 68°F | 7° / 45°F | 121 mm | 6 |
| May | 69 | 24° / 75°F | 13° / 55°F | 130 mm | 6 |
| June | 73 | 29° / 84°F | 19° / 66°F | 107 mm | 8 |
| July | 74 | 31° / 88°F | 21° / 70°F | 101 mm | 8 |
| August | 75 | 31° / 88°F | 19° / 66°F | 93 mm | 7 |
| September | 78 | 27° / 81°F | 15° / 59°F | 80 mm | 6 |
| October | 75 | 20° / 68°F | 8° / 46°F | 94 mm | 4 |
| November | 32 | 13° / 55°F | 1° / 34°F | 86 mm | 2 |
| December | 0 | 6° / 43°F | -3° / 27°F | 74 mm | 1 |
See Belleville on the interactive sunshine globe →
Nearby places for sunshine
- St Louis United States · 52 km · best in Sep · 2,316 h sun/yr
- Evansville United States · 209 km · best in Aug · 2,259 h sun/yr
- Bloomington/Normal United States · 229 km · best in Sep · 2,243 h sun/yr
- Peoria United States · 236 km · best in Sep · 2,293 h sun/yr
- Moline United States · 328 km · best in Sep · 2,290 h sun/yr
- Indianapolis United States · 332 km · best in Sep · 2,168 h sun/yr
Nearest destinations
- Marion United States · 114 km · 2,349 h sun/yr · best in Sep
- Cape Girardeau United States · 149 km · 2,348 h sun/yr · best in Aug
- Decatur United States · 166 km · 2,248 h sun/yr · best in Aug
- Paducah United States · 190 km · 2,298 h sun/yr · best in Aug
- Quincy United States · 195 km · 2,358 h sun/yr · best in Sep
Head-to-head
How Belleville compares month by month: Belleville vs St Louis · Belleville vs Evansville · Belleville vs Bloomington/Normal · all comparisons
Put the Belleville sunshine badge on your site
A compact badge showing Belleville's sunshine at a glance — free to embed under CC BY 4.0. Paste this wherever you'd like it to appear:
Live preview — this is exactly what your readers see: