Oelwein, Iowa Climate
United States
Pop. 6,153 Elev. 317 m / 1,040 ft
TZ: America/Chicago (UTC-5) ·
Oelwein has a dry climate with warm summers reaching 83°F (28°C) in July and cold winters averaging 11°F (-12°C) in January. Humidity pushes the summer feels-like temperature to 90°F (32°C), while wind chill can drive winter lows to 1°F (-17°C). Rain falls on about 45 days per year (32.8 in / 834 mm total), with snow on 4 days and 32 in (812 mm) of annual accumulation. The city averages 123 sunny days per year and around 30 thunderstorm days.
| Temperature | 83°F (28°C) high | 11°F (-12°C) low |
| Feels like | 90°F (32°C) high | 1°F (-17°C) low |
| Rain | 45 days | 32.8 in (834 mm) /yr |
| Snow | 4 days | 32.0 in (812 mm) /yr |
| Sky | 123 sunny | 30 stormy |
| Wind | 2.7 mph (1.2 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 (%)
47
Jan 58
Feb 50
Mar 65
Apr 51
May 55
Jun 58
Jul 54
Aug 48
Sep 44
Oct 58
Nov 75
Dec Humidity (%)
62
Jan 65
Feb 59
Mar 60
Apr 58
May 69
Jun 80
Jul 78
Aug 70
Sep 65
Oct 69
Nov 81
Dec Weather Days by Month
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 26 mi Waterloo Regional Airport (ALO)
Ski resort 57 mi Sundown Mountain Resort
National park 43 mi Effigy Mounds National Monument
Mountain peak
(20,733 ft) 364 mi Norris Hill
Hospital 1 mi MercyOne Oelwein Medical Center
Hiking trail 31 mi ADT - Iowa - K - Seg 2
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 29°F -2°C | 11°F -12°C | 0.0 in 0 mm | 1.5 in37 mm | 14 |
| February | 29°F -1°C | 14°F -10°C | 0.1 in 2 mm | 6.5 in166 mm | 8 |
| March | 56°F 13°C | 32°F 0°C | 3.3 in 83 mm | 7.1 in180 mm | 13 |
| April | 61°F 16°C | 40°F 4°C | 5.7 in 145 mm | 0.0 in1 mm | 6 |
| May | 70°F 21°C | 50°F 10°C | 2.3 in 59 mm | — | 14 |
| June | 82°F 28°C | 63°F 17°C | 5.5 in 138 mm | — | 10 |
| July | 83°F 28°C | 66°F 19°C | 8.4 in 214 mm | — | 9 |
| August | 79°F 26°C | 61°F 16°C | 3.1 in 78 mm | — | 11 |
| September | 77°F 25°C | 56°F 13°C | 1.4 in 37 mm | — | 14 |
| October | 66°F 19°C | 47°F 8°C | 1.8 in 45 mm | — | 12 |
| November | 48°F 9°C | 32°F 0°C | 0.8 in 19 mm | 8.6 in219 mm | 9 |
| December | 28°F -2°C | 14°F -10°C | 0.5 in 14 mm | 8.2 in209 mm | 3 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 14 | 0 |
| February | 8 | 0 |
| March | 13 | 3 |
| April | 6 | 5 |
| May | 14 | 1 |
| June | 10 | 8 |
| July | 9 | 7 |
| August | 11 | 3 |
| September | 14 | 3 |
| October | 12 | 0 |
| November | 9 | 0 |
| December | 3 | 0 |