Eldorado, Illinois Climate
United States
Pop. 4,064 Elev. 118 m / 387 ft
TZ: America/Chicago (UTC-5) ·
Eldorado has warm summers with average highs of 89°F (32°C) in July, and cold winters averaging 24°F (-4°C) in January. Humidity pushes the summer feels-like temperature to around 108°F (42°C). Rain falls on about 66 days per year (49.1 in / 1248 mm total), with snow on 5 days and 21 in (530 mm) of annual accumulation. The city averages 139 sunny days per year and around 52 thunderstorm days. Nearby lake water reaches 83°F (28°C) in summer.
| Temperature | 89°F (32°C) high | 24°F (-4°C) low |
| Feels like | 108°F (42°C) high | 20°F (-7°C) low |
| Rain | 66 days | 49.1 in (1248 mm) /yr |
| Snow | 5 days | 20.9 in (530 mm) /yr |
| Sky | 139 sunny | 52 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 (%)
47
Jan 61
Feb 51
Mar 62
Apr 67
May 55
Jun 53
Jul 39
Aug 37
Sep 40
Oct 54
Nov 59
Dec Humidity (%)
62
Jan 68
Feb 50
Mar 62
Apr 68
May 72
Jun 76
Jul 66
Aug 62
Sep 68
Oct 68
Nov 69
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 32 mi Veterans Airport of Southern Illinois (MWA)
Ski resort 130 mi Hidden Valley
National park 31 mi Emmett Till and Mamie Till-Mobley National Monument
Mountain peak
(5,125 ft) 299 mi Little Haw Knob
Hospital 0 mi Ferrell Hospital
Hiking trail 15 mi Observation Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 39°F 4°C | 24°F -4°C | 3.1 in 79 mm | 7.5 in189 mm | 15 |
| February | 47°F 8°C | 29°F -2°C | 4.0 in 102 mm | 9.9 in252 mm | 7 |
| March | 66°F 19°C | 44°F 7°C | 3.4 in 86 mm | 0.1 in4 mm | 12 |
| April | 72°F 22°C | 52°F 11°C | 8.7 in 221 mm | — | 7 |
| May | 75°F 24°C | 59°F 15°C | 7.5 in 192 mm | — | 6 |
| June | 86°F 30°C | 70°F 21°C | 6.0 in 152 mm | — | 11 |
| July | 89°F 32°C | 75°F 24°C | 4.8 in 121 mm | — | 11 |
| August | 86°F 30°C | 67°F 19°C | 0.8 in 20 mm | — | 19 |
| September | 84°F 29°C | 61°F 16°C | 2.4 in 61 mm | — | 16 |
| October | 72°F 22°C | 52°F 11°C | 4.7 in 120 mm | — | 17 |
| November | 59°F 15°C | 41°F 5°C | 2.5 in 64 mm | 0.6 in15 mm | 10 |
| December | 48°F 9°C | 34°F 1°C | 1.1 in 29 mm | 2.8 in70 mm | 8 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 15 | 2 |
| February | 7 | 3 |
| March | 12 | 4 |
| April | 7 | 8 |
| May | 6 | 8 |
| June | 11 | 10 |
| July | 11 | 8 |
| August | 19 | 2 |
| September | 16 | 2 |
| October | 17 | 2 |
| November | 10 | 2 |
| December | 8 | 1 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 34°F 1°C |
| February | 36°F 2°C |
| March | 48°F 9°C |
| April | 59°F 15°C |
| May | 66°F 19°C |
| June | 77°F 25°C |
| July | 83°F 28°C |
| August | 79°F 26°C |
| September | 72°F 22°C |
| October | 64°F 18°C |
| November | 49°F 9°C |
| December | 37°F 3°C |