Peotone, Illinois Climate
United States
Pop. 4,120 Elev. 216 m / 709 ft
TZ: America/Chicago (UTC-5) ·
Dry and warm, Peotone sees July highs of 85°F (29°C) and cold January lows of 16°F (-9°C). Humidity pushes the summer feels-like temperature to 96°F (36°C), while wind chill can drive winter lows to 7°F (-14°C). Expect around 46 rainy days annually (36.3 in / 922 mm total), with snow on 4 days and 35 in (896 mm) of annual accumulation. The city averages 114 sunny days per year and around 33 thunderstorm days. Ocean water temperatures reach 77°F (25°C) in summer.
| Temperature | 85°F (30°C) high | 16°F (-9°C) low |
| Feels like | 96°F (35°C) high | 7°F (-14°C) low |
| Rain | 46 days | 36.3 in (922 mm) /yr |
| Snow | 4 days | 35.3 in (896 mm) /yr |
| Sky | 114 sunny | 33 stormy |
| Wind | 2.8 mph (1.3 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Aug, Sep
Sky & Air by Month
Cloud cover (%)
57
Jan 64
Feb 57
Mar 66
Apr 63
May 56
Jun 64
Jul 52
Aug 35
Sep 46
Oct 57
Nov 76
Dec Humidity (%)
62
Jan 64
Feb 58
Mar 60
Apr 65
May 68
Jun 75
Jul 74
Aug 65
Sep 63
Oct 67
Nov 77
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 31 mi Chicago Midway International Airport (MDW)
Ski resort 35 mi
National park 22 mi Gaylord Butterfly Preserve
Hospital 14 mi Franciscan Health Olympia Fields
Hiking trail 14 mi ADT - Illinois - I - Seg 1
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 31°F 0°C | 16°F -9°C | 0.6 in 16 mm | 7.0 in178 mm | 13 |
| February | 37°F 3°C | 22°F -6°C | 0.2 in 6 mm | 6.7 in170 mm | 7 |
| March | 59°F 15°C | 37°F 3°C | 3.8 in 97 mm | 3.4 in85 mm | 11 |
| April | 62°F 17°C | 43°F 6°C | 4.0 in 101 mm | 0.1 in3 mm | 6 |
| May | 69°F 21°C | 51°F 11°C | 4.3 in 110 mm | — | 7 |
| June | 83°F 29°C | 65°F 18°C | 6.2 in 157 mm | — | 10 |
| July | 85°F 30°C | 70°F 21°C | 6.0 in 152 mm | — | 5 |
| August | 80°F 27°C | 64°F 18°C | 2.6 in 67 mm | — | 11 |
| September | 80°F 27°C | 56°F 14°C | 1.3 in 34 mm | — | 17 |
| October | 69°F 20°C | 49°F 10°C | 4.2 in 107 mm | — | 14 |
| November | 51°F 11°C | 36°F 2°C | 1.2 in 31 mm | 10.5 in266 mm | 10 |
| December | 37°F 3°C | 21°F -6°C | 1.8 in 44 mm | 7.6 in194 mm | 3 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 13 | 1 |
| February | 7 | 0 |
| March | 11 | 4 |
| April | 6 | 3 |
| May | 7 | 4 |
| June | 10 | 6 |
| July | 5 | 5 |
| August | 11 | 4 |
| September | 17 | 2 |
| October | 14 | 3 |
| November | 10 | 0 |
| December | 3 | 1 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 36°F 2°C | 32°F 0°C |
| February | 33°F 1°C | 32°F 0°C |
| March | 38°F 4°C | 39°F 4°C |
| April | 47°F 8°C | 49°F 9°C |
| May | 54°F 12°C | 57°F 14°C |
| June | 71°F 22°C | 70°F 21°C |
| July | 76°F 25°C | 79°F 26°C |
| August | 77°F 25°C | 75°F 24°C |
| September | 69°F 21°C | 67°F 19°C |
| October | 66°F 19°C | 60°F 15°C |
| November | 53°F 12°C | 44°F 7°C |
| December | 43°F 6°C | 33°F 0°C |