Climate Belleville - Illinois
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 43 | 48 | 59 | 70 | 78 | 87 |
| Average low in ºF Av. low Lo | 23 | 26 | 35 | 46 | 56 | 64 |
| Av. precipitation in inch Av. precip. Pre. | 2.29 | 2.24 | 3.20 | 3.86 | 4.90 | 4.26 |
| Av. snowfall in inch Snowfall Sn | 3 | 3 | 1 | 0 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 91 | 90 | 83 | 72 | 58 | 45 |
| Average low in ºF Av. low Lo | 68 | 65 | 56 | 46 | 37 | 26 |
| Av. precipitation in inch Av. precip. Pre. | 4.05 | 3.30 | 3.28 | 3.44 | 3.92 | 2.91 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 0 | 0 | 3 |
What is the average weather in Belleville, Illinois?
Belleville experiences a humid subtropical climate, characterized by very strong seasonal temperature contrasts. Summers are hot, while winters are cold and bring regular snowfall. The area is fairly wet overall, with precipitation being wetter in spring, and heavy seasonal downpours or afternoon thunderstorms can sometimes occur during the warmer months.
Belleville Climate Graph - Illinois Climate Chart
Daily normals Belleville - Illinois - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 42.3 | 23.6 | 0.08 | 0.08 | 0.12 | 0.30 |
| 2 Jan | 42.3 | 23.5 | 0.16 | 0.16 | 0.20 | 0.50 |
| 3 Jan | 42.2 | 23.4 | 0.28 | 0.28 | 0.31 | 0.80 |
| 4 Jan | 42.2 | 23.3 | 0.35 | 0.35 | 0.51 | 1.30 |
| 5 Jan | 42.2 | 23.2 | 0.43 | 0.43 | 0.59 | 1.50 |
| 6 Jan | 42.2 | 23.1 | 0.51 | 0.51 | 0.71 | 1.80 |
| 7 Jan | 42.2 | 23.1 | 0.59 | 0.59 | 0.79 | 2.00 |
| 8 Jan | 42.2 | 23.0 | 0.67 | 0.67 | 0.91 | 2.30 |
| 9 Jan | 42.2 | 23.0 | 0.75 | 0.75 | 0.98 | 2.50 |
| 10 Jan | 42.2 | 22.9 | 0.83 | 0.83 | 1.10 | 2.80 |
| 11 Jan | 42.3 | 22.9 | 0.87 | 0.87 | 1.18 | 3.00 |
| 12 Jan | 42.3 | 22.8 | 0.94 | 0.94 | 1.30 | 3.30 |
| 13 Jan | 42.3 | 22.8 | 1.02 | 1.02 | 1.42 | 3.60 |
| 14 Jan | 42.4 | 22.7 | 1.06 | 1.06 | 1.50 | 3.80 |
| 15 Jan | 42.4 | 22.7 | 1.14 | 1.14 | 1.61 | 4.10 |
| 16 Jan | 42.5 | 22.7 | 1.22 | 1.22 | 1.69 | 4.30 |
| 17 Jan | 42.5 | 22.7 | 1.30 | 1.30 | 1.81 | 4.60 |
| 18 Jan | 42.6 | 22.7 | 1.34 | 1.34 | 1.89 | 4.80 |
| 19 Jan | 42.7 | 22.7 | 1.42 | 1.42 | 2.01 | 5.10 |
| 20 Jan | 42.7 | 22.7 | 1.50 | 1.50 | 2.09 | 5.30 |
| 21 Jan | 42.8 | 22.7 | 1.57 | 1.57 | 2.28 | 5.80 |
| 22 Jan | 42.9 | 22.8 | 1.65 | 1.65 | 2.40 | 6.10 |
| 23 Jan | 43.0 | 22.8 | 1.69 | 1.69 | 2.52 | 6.40 |
| 24 Jan | 43.1 | 22.9 | 1.77 | 1.77 | 2.60 | 6.60 |
| 25 Jan | 43.2 | 22.9 | 1.85 | 1.85 | 2.60 | 6.60 |
| 26 Jan | 43.3 | 23.0 | 1.93 | 1.93 | 2.80 | 7.10 |
| 27 Jan | 43.4 | 23.1 | 2.01 | 2.01 | 2.91 | 7.40 |
| 28 Jan | 43.6 | 23.2 | 2.09 | 2.09 | 2.99 | 7.60 |
| 29 Jan | 43.7 | 23.2 | 2.13 | 2.13 | 3.11 | 7.90 |
| 30 Jan | 43.8 | 23.4 | 2.20 | 2.20 | 3.19 | 8.10 |
| 31 Jan | 44.0 | 23.5 | 2.28 | 2.28 | 3.31 | 8.40 |
Weather history Belleville - June 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Jun | 87.8 | 64.9 | - | - | - |
| 02 Jun | 80.4 | 64.4 | - | - | - |
| 03 Jun | - | - | - | - | - |
| 04 Jun | - | - | - | - | - |
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Past weather Belleville
| Jun 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 84.1 ºF | 43 ºF | |
| Average low temperature Av. low temp. | 64.7 ºF | 23 ºF | |
| Total precipitation Total precip. | - inch | 2.29 inch | |
| Total snowfall Total snowfall | - inch | 3 inch | |
| Highest max temperature Highest max temp. | 87.8 ºF | - | |
| Lowest max temperature Lowest max temp. | 80.4 ºF | - | |
| Highest min temperature Highest min temp. | 64.9 ºF | - | |
| Lowest min temperature Lowest min temp. | 64.4 ºF | - | |
Past weather June 2026 incomplete - Missing data
Geo Belleville - Illinois
| Country | United States | |
|---|---|---|
| State | Illinois | |
| County | St. Clair | |
| City | Belleville | |
| Zip Code | 62220 | |
| Longitude | -89.98 dec. degr. | |
| Latitude | 38.52 dec. degr. | |
| Altitude - Elevation | 522ft | |
| ICAO | - | |
| IATA | - |
Date and Time Belleville - Illinois
| Local Time | 10:05 PM | |
|---|---|---|
| Sunrise | 05:36 AM | |
| Sunset | 08:29 PM | |
| Day/Night | Night | |
| Timezone | Central Daylight Time | |
| Timezone DB | America - Chicago |
Map of Belleville - Illinois
USGS National Map — Open interactive map
Belleville weather averages
| Annual high temperature | 69ºF |
| Annual low temperature | 46ºF |
| Average annual precip. | 41.65 inch |
| Av. annual snowfall | 10 inch |
Station Data
Monthly averages Belleville
Longitude: -89.984, Latitude: 38.5201
Average weather Belleville, IL - 62220
Monthly: 1991-2020 normals
History: 2007-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...