Galva, Illinois Climate
United States
Pop. 2,517 Elev. 260 m / 853 ft
TZ: America/Chicago (UTC-5) ·
Galva is largely arid, with warm summers peaking at 88°F (31°C) in July and cold winters around 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). Precipitation occurs on roughly 38 days per year (28.1 in / 714 mm total), with snow on 3 days and 32 in (803 mm) of annual accumulation. The city averages 132 sunny days per year and around 26 thunderstorm days. Nearby lake water reaches 79°F (26°C) in summer.
| Temperature | 88°F (31°C) high | 16°F (-9°C) low |
| Feels like | 99°F (37°C) high | 7°F (-14°C) low |
| Rain | 38 days | 28.1 in (714 mm) /yr |
| Snow | 3 days | 31.6 in (803 mm) /yr |
| Sky | 132 sunny | 26 stormy |
| Wind | 2.7 mph (1.2 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
50
Jan 59
Feb 52
Mar 68
Apr 56
May 53
Jun 64
Jul 51
Aug 40
Sep 45
Oct 53
Nov 71
Dec Humidity (%)
62
Jan 66
Feb 59
Mar 60
Apr 57
May 61
Jun 70
Jul 73
Aug 58
Sep 59
Oct 64
Nov 78
Dec Weather Days by Month
Water Temperatures
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Nearby
Commercial airport 31 mi Quad City International Airport (MLI)
Ski resort 82 mi Chestnut Mountain Resort
National park 140 mi Pikes Peak State Park
Hospital 6 mi OSF Saint Luke Medical Center
Hiking trail 17 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 | 0.9 in 23 mm | 3.5 in90 mm | 14 |
| February | 36°F 2°C | 20°F -7°C | 0.2 in 5 mm | 5.6 in142 mm | 9 |
| March | 58°F 15°C | 37°F 3°C | 3.4 in 86 mm | 6.2 in156 mm | 14 |
| April | 64°F 18°C | 45°F 7°C | 3.3 in 85 mm | — | 5 |
| May | 74°F 23°C | 52°F 11°C | 3.3 in 85 mm | — | 11 |
| June | 87°F 30°C | 66°F 19°C | 3.4 in 86 mm | — | 10 |
| July | 88°F 31°C | 71°F 22°C | 5.7 in 144 mm | — | 7 |
| August | 81°F 27°C | 64°F 18°C | 2.8 in 71 mm | — | 15 |
| September | 82°F 28°C | 58°F 14°C | 1.1 in 28 mm | — | 17 |
| October | 70°F 21°C | 50°F 10°C | 1.4 in 34 mm | — | 14 |
| November | 52°F 11°C | 36°F 2°C | 1.2 in 31 mm | 8.9 in227 mm | 10 |
| December | 35°F 2°C | 20°F -7°C | 1.5 in 37 mm | 7.4 in188 mm | 6 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 14 | 1 |
| February | 9 | 0 |
| March | 14 | 4 |
| April | 5 | 1 |
| May | 11 | 2 |
| June | 10 | 2 |
| July | 7 | 7 |
| August | 15 | 3 |
| September | 17 | 2 |
| October | 14 | 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 | 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 |