Orion, Illinois Climate
United States
Pop. 1,825 Elev. 237 m / 778 ft
TZ: America/Chicago (UTC-5) ·
Orion has a dry climate with warm summers reaching 87°F (31°C) in July and cold winters averaging 16°F (-9°C) in January. Humidity pushes the summer feels-like temperature to 99°F (37°C), while wind chill can drive winter lows to 7°F (-14°C). Rain falls on about 40 days per year (30.4 in / 771 mm total), with snow on 4 days and 31 in (786 mm) of annual accumulation. The city averages 125 sunny days per year and around 29 thunderstorm days. Nearby lake water reaches 81°F (27°C) in summer.
| Temperature | 87°F (31°C) high | 16°F (-9°C) low |
| Feels like | 99°F (37°C) high | 7°F (-14°C) low |
| Rain | 40 days | 30.4 in (771 mm) /yr |
| Snow | 4 days | 30.9 in (786 mm) /yr |
| Sky | 125 sunny | 29 stormy |
| Wind | 2.5 mph (1.1 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: May, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
50
Jan 58
Feb 50
Mar 68
Apr 55
May 53
Jun 62
Jul 51
Aug 42
Sep 45
Oct 53
Nov 70
Dec Humidity (%)
62
Jan 65
Feb 59
Mar 60
Apr 57
May 64
Jun 72
Jul 72
Aug 59
Sep 59
Oct 65
Nov 78
Dec Weather Days by Month
Water Temperatures
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Nearby
Commercial airport 9 mi Quad City International Airport (MLI)
Ski resort 67 mi Chestnut Mountain Resort
National park 122 mi Pikes Peak State Park
Hospital 10 mi Genesis Medical Center, Silvis
Hiking trail 22 mi ADT - Illinois - I - Seg 3
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 31°F 0°C | 16°F -9°C | 1.1 in 28 mm | 3.2 in82 mm | 13 |
| February | 35°F 2°C | 20°F -7°C | 0.2 in 4 mm | 5.2 in131 mm | 8 |
| March | 58°F 15°C | 37°F 3°C | 3.5 in 89 mm | 6.5 in166 mm | 13 |
| April | 64°F 18°C | 45°F 7°C | 4.1 in 104 mm | — | 5 |
| May | 74°F 23°C | 53°F 12°C | 2.9 in 73 mm | — | 11 |
| June | 85°F 30°C | 66°F 19°C | 5.3 in 133 mm | — | 10 |
| July | 87°F 31°C | 71°F 22°C | 5.5 in 140 mm | — | 8 |
| August | 82°F 28°C | 64°F 18°C | 2.9 in 74 mm | — | 13 |
| September | 82°F 28°C | 58°F 14°C | 0.9 in 23 mm | — | 15 |
| October | 70°F 21°C | 51°F 10°C | 1.4 in 35 mm | — | 13 |
| November | 52°F 11°C | 36°F 2°C | 1.3 in 32 mm | 8.3 in212 mm | 10 |
| December | 35°F 2°C | 19°F -7°C | 1.4 in 35 mm | 7.7 in195 mm | 6 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 13 | 1 |
| February | 8 | 0 |
| March | 13 | 3 |
| April | 5 | 2 |
| May | 11 | 2 |
| June | 10 | 4 |
| July | 8 | 7 |
| August | 13 | 4 |
| September | 15 | 2 |
| October | 13 | 2 |
| November | 10 | 1 |
| December | 6 | 1 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 38°F 4°C |
| April | 50°F 10°C |
| May | 60°F 16°C |
| June | 72°F 22°C |
| July | 81°F 27°C |
| August | 76°F 24°C |
| September | 68°F 20°C |
| October | 61°F 16°C |
| November | 45°F 7°C |
| December | 33°F 1°C |