Winterset, Iowa Climate
United States
Pop. 5,176 Elev. 334 m / 1,096 ft
TZ: America/Chicago (UTC-5) ·
Winterset is largely arid, with warm summers peaking at 86°F (30°C) in July and cold winters around 14°F (-10°C) in January. Humidity pushes the summer feels-like temperature to 98°F (37°C), while wind chill can drive winter lows to 6°F (-14°C). Precipitation occurs on roughly 43 days per year (34.8 in / 884 mm total), with snow on 3 days and 29 in (728 mm) of annual accumulation. The city averages 146 sunny days per year and around 32 thunderstorm days. Nearby lake water reaches 80°F (27°C) in summer.
| Temperature | 86°F (30°C) high | 14°F (-10°C) low |
| Feels like | 98°F (37°C) high | 6°F (-15°C) low |
| Rain | 43 days | 34.8 in (884 mm) /yr |
| Snow | 3 days | 28.7 in (728 mm) /yr |
| Sky | 146 sunny | 32 stormy |
| Wind | 2.9 mph (1.3 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Mar, Apr, Aug, Sep
Sky & Air by Month
Cloud cover (%)
45
Jan 56
Feb 49
Mar 63
Apr 46
May 48
Jun 58
Jul 47
Aug 47
Sep 48
Oct 52
Nov 63
Dec Humidity (%)
59
Jan 65
Feb 56
Mar 58
Apr 55
May 67
Jun 77
Jul 74
Aug 67
Sep 64
Oct 67
Nov 73
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 23 mi Des Moines International Airport (DSM)
Ski resort 31 mi
National park 109 mi Indian Cave State Park
Hospital 0 mi Madison County Memorial Hospital
Hiking trail 22 mi Preparation Loop
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 33°F 0°C | 14°F -10°C | 0.3 in 9 mm | 2.4 in60 mm | 13 |
| February | 34°F 1°C | 16°F -9°C | 0.0 in 0 mm | 5.4 in137 mm | 10 |
| March | 62°F 16°C | 36°F 2°C | 2.7 in 68 mm | 5.8 in147 mm | 13 |
| April | 65°F 18°C | 44°F 7°C | 3.2 in 81 mm | — | 7 |
| May | 73°F 23°C | 52°F 11°C | 4.0 in 103 mm | — | 15 |
| June | 85°F 29°C | 65°F 18°C | 6.9 in 176 mm | — | 14 |
| July | 86°F 30°C | 69°F 21°C | 8.8 in 225 mm | — | 11 |
| August | 82°F 28°C | 64°F 18°C | 2.4 in 61 mm | — | 14 |
| September | 80°F 27°C | 58°F 15°C | 1.7 in 43 mm | — | 14 |
| October | 70°F 21°C | 51°F 10°C | 3.8 in 96 mm | — | 15 |
| November | 52°F 11°C | 34°F 1°C | 0.6 in 14 mm | 9.3 in235 mm | 12 |
| December | 38°F 4°C | 20°F -7°C | 0.4 in 10 mm | 5.8 in148 mm | 8 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 13 | 0 |
| February | 10 | 0 |
| March | 13 | 2 |
| April | 7 | 3 |
| May | 15 | 3 |
| June | 14 | 7 |
| July | 11 | 8 |
| August | 14 | 3 |
| September | 14 | 2 |
| October | 15 | 4 |
| November | 12 | 0 |
| December | 8 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 41°F 5°C |
| April | 53°F 12°C |
| May | 62°F 17°C |
| June | 74°F 23°C |
| July | 80°F 27°C |
| August | 76°F 24°C |
| September | 70°F 21°C |
| October | 59°F 15°C |
| November | 43°F 6°C |
| December | 32°F 0°C |