McLeansboro, Illinois Climate
United States
Pop. 2,792 Elev. 150 m / 492 ft
TZ: America/Chicago (UTC-5) ·
McLeansboro sees warm summers peaking at 89°F (32°C) in July, and frigid winters that bottom out around 23°F (-5°C) in January. Humidity pushes the summer feels-like temperature to around 107°F (42°C). Precipitation occurs on roughly 66 days per year (47.2 in / 1200 mm total), with snow on 5 days and 21 in (530 mm) of annual accumulation. The city averages 133 sunny days per year and around 50 thunderstorm days. Nearby lake water reaches 83°F (29°C) in summer.
| Temperature | 89°F (32°C) high | 23°F (-5°C) low |
| Feels like | 107°F (42°C) high | 18°F (-8°C) low |
| Rain | 66 days | 47.2 in (1200 mm) /yr |
| Snow | 5 days | 20.9 in (530 mm) /yr |
| Sky | 133 sunny | 50 stormy |
| Wind | 2.4 mph (1.1 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Mar, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
48
Jan 61
Feb 52
Mar 63
Apr 67
May 55
Jun 54
Jul 40
Aug 37
Sep 41
Oct 53
Nov 60
Dec Humidity (%)
63
Jan 67
Feb 50
Mar 60
Apr 64
May 69
Jun 74
Jul 66
Aug 61
Sep 67
Oct 67
Nov 69
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 35 mi Veterans Airport of Southern Illinois (MWA)
Ski resort 119 mi Hidden Valley
National park 31 mi Emmett Till and Mamie Till-Mobley National Monument
Mountain peak
(5,125 ft) 315 mi Little Haw Knob
Hospital 1 mi Hamilton Memorial Hospital
Hiking trail 30 mi ADT - Illinois (South) - J - Seg 1
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 38°F 3°C | 23°F -5°C | 2.6 in 66 mm | 8.1 in207 mm | 13 |
| February | 46°F 8°C | 29°F -2°C | 3.6 in 92 mm | 8.9 in226 mm | 7 |
| March | 66°F 19°C | 44°F 6°C | 3.6 in 91 mm | 0.2 in5 mm | 12 |
| April | 72°F 22°C | 51°F 11°C | 8.1 in 205 mm | — | 6 |
| May | 75°F 24°C | 59°F 15°C | 6.4 in 163 mm | — | 6 |
| June | 86°F 30°C | 71°F 21°C | 5.4 in 138 mm | — | 10 |
| July | 89°F 32°C | 74°F 24°C | 5.0 in 128 mm | — | 12 |
| August | 86°F 30°C | 66°F 19°C | 0.7 in 18 mm | — | 16 |
| September | 84°F 29°C | 60°F 16°C | 3.0 in 77 mm | — | 16 |
| October | 72°F 22°C | 52°F 11°C | 4.6 in 116 mm | — | 18 |
| November | 59°F 15°C | 41°F 5°C | 3.0 in 77 mm | 0.9 in23 mm | 10 |
| December | 47°F 8°C | 33°F 0°C | 1.2 in 29 mm | 2.7 in69 mm | 7 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 13 | 2 |
| February | 7 | 2 |
| March | 12 | 5 |
| April | 6 | 7 |
| May | 6 | 7 |
| June | 10 | 8 |
| July | 12 | 7 |
| August | 16 | 1 |
| September | 16 | 2 |
| October | 18 | 3 |
| November | 10 | 5 |
| December | 7 | 1 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 34°F 1°C |
| February | 34°F 1°C |
| March | 48°F 9°C |
| April | 59°F 15°C |
| May | 66°F 19°C |
| June | 77°F 25°C |
| July | 83°F 29°C |
| August | 79°F 26°C |
| September | 72°F 22°C |
| October | 64°F 18°C |
| November | 49°F 9°C |
| December | 36°F 2°C |