Lacon, Illinois Climate
United States
Pop. 1,826 Elev. 146 m / 479 ft
TZ: America/Chicago (UTC-5) ·
Dry and warm, Lacon sees July highs of 88°F (31°C) and cold January lows of 17°F (-8°C). Humidity pushes the summer feels-like temperature to 101°F (38°C), while wind chill can drive winter lows to 8°F (-13°C). Expect around 40 rainy days annually (26.7 in / 678 mm total), with snow on 4 days and 30 in (759 mm) of annual accumulation. The city averages 133 sunny days per year and around 28 thunderstorm days. Nearby lake water reaches 79°F (26°C) in summer.
| Temperature | 88°F (31°C) high | 17°F (-8°C) low |
| Feels like | 101°F (39°C) high | 8°F (-13°C) low |
| Rain | 40 days | 26.7 in (678 mm) /yr |
| Snow | 4 days | 29.9 in (759 mm) /yr |
| Sky | 133 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: Jun, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
53
Jan 60
Feb 52
Mar 67
Apr 56
May 52
Jun 66
Jul 51
Aug 38
Sep 44
Oct 53
Nov 72
Dec Humidity (%)
62
Jan 65
Feb 59
Mar 61
Apr 59
May 63
Jun 71
Jul 73
Aug 59
Sep 60
Oct 66
Nov 78
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 29 mi General Wayne A. Downing Peoria International Airport (PIA)
Ski resort 83 mi
National park 104 mi Historic Pullman Foundation Exhibit Hall
Hospital 21 mi UnityPoint Health - Proctor
Hiking trail 17 mi Robinson Park North
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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 | 4.4 in113 mm | 13 |
| February | 37°F 3°C | 21°F -6°C | 0.2 in 6 mm | 4.9 in124 mm | 9 |
| March | 59°F 15°C | 37°F 3°C | 2.9 in 75 mm | 4.9 in125 mm | 13 |
| April | 65°F 18°C | 45°F 7°C | 3.0 in 76 mm | — | 6 |
| May | 74°F 23°C | 53°F 12°C | 3.5 in 88 mm | — | 11 |
| June | 86°F 30°C | 67°F 19°C | 2.8 in 70 mm | — | 10 |
| July | 88°F 31°C | 71°F 22°C | 5.3 in 134 mm | — | 7 |
| August | 82°F 28°C | 64°F 18°C | 2.8 in 72 mm | — | 16 |
| September | 82°F 28°C | 58°F 14°C | 1.2 in 29 mm | — | 19 |
| October | 70°F 21°C | 50°F 10°C | 1.9 in 47 mm | — | 14 |
| November | 52°F 11°C | 36°F 2°C | 1.1 in 29 mm | 8.5 in217 mm | 10 |
| December | 36°F 2°C | 21°F -6°C | 1.6 in 41 mm | 7.1 in181 mm | 5 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 13 | 0 |
| February | 9 | 0 |
| March | 13 | 4 |
| April | 6 | 2 |
| May | 11 | 2 |
| June | 10 | 3 |
| July | 7 | 6 |
| August | 16 | 5 |
| September | 19 | 2 |
| October | 14 | 2 |
| November | 10 | 1 |
| December | 5 | 1 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 42°F 6°C |
| April | 53°F 12°C |
| May | 61°F 16°C |
| June | 73°F 23°C |
| July | 79°F 26°C |
| August | 75°F 24°C |
| September | 68°F 20°C |
| October | 59°F 15°C |
| November | 43°F 6°C |
| December | 32°F 0°C |