Galena, Illinois Climate
United States
Pop. 3,299 Elev. 197 m / 646 ft
TZ: America/Chicago (UTC-5) ·
Galena is largely arid, with warm summers peaking at 84°F (29°C) in July and cold winters around 13°F (-11°C) in January. Humidity pushes the summer feels-like temperature to 92°F (33°C), while wind chill can drive winter lows to 4°F (-16°C). Precipitation occurs on roughly 42 days per year (28.7 in / 728 mm total), with snow on 5 days and 31 in (790 mm) of annual accumulation. The city averages 118 sunny days per year and around 31 thunderstorm days. Nearby lake water reaches 77°F (25°C) in summer.
| Temperature | 84°F (29°C) high | 13°F (-11°C) low |
| Feels like | 92°F (33°C) high | 4°F (-16°C) low |
| Rain | 42 days | 28.7 in (728 mm) /yr |
| Snow | 5 days | 31.1 in (790 mm) /yr |
| Sky | 118 sunny | 31 stormy |
| Wind | 2.3 mph (1.0 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, May, Sep, Oct
Sky & Air by Month
Cloud cover (%)
49
Jan 61
Feb 53
Mar 66
Apr 55
May 54
Jun 60
Jul 53
Aug 45
Sep 44
Oct 57
Nov 76
Dec Humidity (%)
62
Jan 64
Feb 59
Mar 61
Apr 59
May 68
Jun 77
Jul 74
Aug 69
Sep 67
Oct 69
Nov 78
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 14 mi Dubuque Regional Airport (DBQ)
Ski resort 7 mi Chestnut Mountain Resort
National park 56 mi Pikes Peak State Park
Hospital 3 mi Midwest Medical Center
Hiking trail 23 mi Mississippi Palisades State Park Trails north
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 29°F -2°C | 13°F -11°C | 0.0 in 1 mm | 1.6 in40 mm | 12 |
| February | 31°F 0°C | 16°F -9°C | 0.2 in 6 mm | 7.0 in178 mm | 9 |
| March | 55°F 13°C | 33°F 1°C | 3.0 in 75 mm | 5.2 in131 mm | 12 |
| April | 61°F 16°C | 42°F 5°C | 3.0 in 75 mm | 0.1 in2 mm | 5 |
| May | 71°F 21°C | 51°F 10°C | 2.8 in 72 mm | — | 12 |
| June | 83°F 28°C | 65°F 18°C | 5.0 in 128 mm | — | 9 |
| July | 84°F 29°C | 68°F 20°C | 7.0 in 177 mm | — | 7 |
| August | 80°F 26°C | 63°F 17°C | 3.2 in 81 mm | — | 13 |
| September | 78°F 25°C | 57°F 14°C | 1.3 in 33 mm | — | 12 |
| October | 66°F 19°C | 48°F 9°C | 1.6 in 40 mm | — | 13 |
| November | 48°F 9°C | 34°F 1°C | 0.7 in 19 mm | 10.5 in266 mm | 11 |
| December | 31°F -1°C | 17°F -8°C | 0.9 in 22 mm | 6.8 in174 mm | 3 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 12 | 0 |
| February | 9 | 0 |
| March | 12 | 3 |
| April | 5 | 4 |
| May | 12 | 2 |
| June | 9 | 5 |
| July | 7 | 9 |
| August | 13 | 5 |
| September | 12 | 2 |
| October | 13 | 1 |
| November | 11 | 0 |
| December | 3 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 35°F 2°C |
| April | 45°F 7°C |
| May | 56°F 13°C |
| June | 70°F 21°C |
| July | 77°F 25°C |
| August | 73°F 23°C |
| September | 67°F 19°C |
| October | 58°F 14°C |
| November | 43°F 6°C |
| December | 33°F 0°C |