Blue Mound, Illinois Climate
United States
Pop. 1,111 Elev. 193 m / 633 ft
TZ: America/Chicago (UTC-5) ·
Blue Mound has a dry climate with warm summers reaching 87°F (31°C) in July and cold winters averaging 17°F (-8°C) in January. Humidity pushes the summer feels-like temperature to 101°F (38°C), while wind chill can drive winter lows to 9°F (-13°C). Rain falls on about 46 days per year (30.4 in / 772 mm total), with snow on 7 days and 31 in (779 mm) of annual accumulation. The city averages 128 sunny days per year and around 28 thunderstorm days.
| Temperature | 87°F (30°C) high | 17°F (-8°C) low |
| Feels like | 101°F (38°C) high | 9°F (-13°C) low |
| Rain | 46 days | 30.4 in (772 mm) /yr |
| Snow | 7 days | 30.6 in (779 mm) /yr |
| Sky | 128 sunny | 28 stormy |
| Wind | 2.7 mph (1.2 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 (%)
50
Jan 59
Feb 53
Mar 68
Apr 60
May 58
Jun 63
Jul 46
Aug 33
Sep 44
Oct 50
Nov 68
Dec Humidity (%)
69
Jan 65
Feb 56
Mar 62
Apr 64
May 72
Jun 79
Jul 71
Aug 60
Sep 62
Oct 67
Nov 78
Dec Weather Days by Month
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 16 mi Decatur Airport (DEC)
Ski resort 115 mi Hidden Valley
National park 130 mi Emmett Till and Mamie Till-Mobley National Monument
Hospital 14 mi Taylorville Memorial Hospital
Hiking trail 10 mi Big Oak Loop
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 32°F 0°C | 17°F -8°C | 0.5 in 12 mm | 8.9 in226 mm | 14 |
| February | 40°F 5°C | 24°F -4°C | 0.4 in 11 mm | 5.9 in149 mm | 8 |
| March | 62°F 17°C | 40°F 4°C | 2.8 in 72 mm | 1.1 in27 mm | 13 |
| April | 67°F 20°C | 47°F 8°C | 5.1 in 129 mm | — | 4 |
| May | 74°F 23°C | 54°F 12°C | 3.7 in 95 mm | — | 10 |
| June | 84°F 29°C | 67°F 20°C | 5.4 in 137 mm | — | 9 |
| July | 87°F 30°C | 72°F 22°C | 5.1 in 130 mm | — | 4 |
| August | 83°F 28°C | 64°F 18°C | 0.9 in 23 mm | — | 15 |
| September | 83°F 28°C | 57°F 14°C | 1.8 in 46 mm | — | 18 |
| October | 71°F 22°C | 50°F 10°C | 2.0 in 51 mm | — | 16 |
| November | 54°F 12°C | 37°F 3°C | 1.7 in 42 mm | 7.2 in184 mm | 11 |
| December | 40°F 4°C | 24°F -5°C | 1.0 in 25 mm | 7.6 in193 mm | 6 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 14 | 0 |
| February | 8 | 0 |
| March | 13 | 3 |
| April | 4 | 6 |
| May | 10 | 3 |
| June | 9 | 6 |
| July | 4 | 6 |
| August | 15 | 0 |
| September | 18 | 2 |
| October | 16 | 1 |
| November | 11 | 1 |
| December | 6 | 0 |