Henry, Illinois Climate
United States
Pop. 2,327 Elev. 151 m / 495 ft
TZ: America/Chicago (UTC-5) ·
Henry is largely arid, with warm summers peaking at 88°F (31°C) in July and cold winters around 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 8°F (-13°C). Precipitation occurs on roughly 41 days per year (27.8 in / 705 mm total), with snow on 4 days and 30 in (760 mm) of annual accumulation. The city averages 130 sunny days per year and around 29 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 (38°C) high | 8°F (-13°C) low |
| Rain | 41 days | 27.8 in (705 mm) /yr |
| Snow | 4 days | 29.9 in (760 mm) /yr |
| Sky | 130 sunny | 29 stormy |
| Wind | 2.8 mph (1.2 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Sep, Oct
Sky & Air by Month
Cloud cover (%)
53
Jan 60
Feb 52
Mar 67
Apr 57
May 52
Jun 66
Jul 51
Aug 36
Sep 44
Oct 53
Nov 72
Dec Humidity (%)
62
Jan 65
Feb 58
Mar 60
Apr 58
May 64
Jun 71
Jul 73
Aug 59
Sep 60
Oct 65
Nov 77
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 36 mi General Wayne A. Downing Peoria International Airport (PIA)
Ski resort 77 mi
National park 99 mi Historic Pullman Foundation Exhibit Hall
Hospital 17 mi Saint Margaret's Hospital
Hiking trail 23 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 13 mm | 4.8 in121 mm | 14 |
| February | 37°F 3°C | 21°F -6°C | 0.3 in 7 mm | 5.0 in127 mm | 8 |
| March | 59°F 15°C | 38°F 3°C | 3.2 in 82 mm | 4.7 in119 mm | 13 |
| April | 65°F 18°C | 45°F 7°C | 3.0 in 75 mm | — | 6 |
| May | 74°F 23°C | 53°F 12°C | 3.3 in 83 mm | — | 11 |
| June | 86°F 30°C | 66°F 19°C | 3.4 in 85 mm | — | 10 |
| July | 88°F 31°C | 71°F 22°C | 5.0 in 126 mm | — | 6 |
| August | 82°F 28°C | 64°F 18°C | 3.1 in 78 mm | — | 14 |
| September | 82°F 28°C | 57°F 14°C | 1.3 in 33 mm | — | 19 |
| October | 70°F 21°C | 50°F 10°C | 2.2 in 55 mm | — | 14 |
| November | 52°F 11°C | 36°F 2°C | 1.1 in 27 mm | 8.5 in215 mm | 10 |
| December | 36°F 2°C | 21°F -6°C | 1.6 in 40 mm | 7.0 in177 mm | 5 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 14 | 1 |
| February | 8 | 0 |
| March | 13 | 4 |
| April | 6 | 2 |
| May | 11 | 2 |
| June | 10 | 3 |
| July | 6 | 6 |
| August | 14 | 6 |
| September | 19 | 2 |
| October | 14 | 2 |
| November | 10 | 0 |
| 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 |