Onawa, Iowa Climate
United States
Pop. 2,881 Elev. 319 m / 1,047 ft
TZ: America/Chicago (UTC-5) ·
Dry and warm, Onawa sees June highs of 86°F (30°C) and cold February lows of 13°F (-11°C). Humidity pushes the summer feels-like temperature to 97°F (36°C), while wind chill can drive winter lows to 6°F (-14°C). Expect around 35 rainy days annually (29.1 in / 739 mm total), with snow on 6 days and 40 in (1005 mm) of annual accumulation. The city averages 157 sunny days per year and around 29 thunderstorm days.
| Temperature | 86°F (30°C) high | 13°F (-10°C) low |
| Feels like | 97°F (36°C) high | 6°F (-15°C) low |
| Rain | 35 days | 29.1 in (739 mm) /yr |
| Snow | 6 days | 39.6 in (1005 mm) /yr |
| Sky | 157 sunny | 29 stormy |
| Wind | 2.7 mph (1.2 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Mar, Apr, May, Sep, Oct
Sky & Air by Month
Cloud cover (%)
44
Jan 53
Feb 48
Mar 57
Apr 44
May 46
Jun 53
Jul 46
Aug 46
Sep 45
Oct 54
Nov 61
Dec Humidity (%)
60
Jan 66
Feb 58
Mar 53
Apr 54
May 63
Jun 76
Jul 76
Aug 70
Sep 63
Oct 66
Nov 72
Dec Weather Days by Month
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 29 mi Sioux Gateway Airport / Brigadier General Bud Day Field (SUX)
Ski resort 111 mi Great Bear Recreation Park
National park 13 mi Pelican Point State Recreation Area
Hospital 0 mi Burgess Health Center
Hiking trail 12 mi Red Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 34°F 1°C | 14°F -10°C | 0.0 in 0 mm | 2.0 in51 mm | 15 |
| February | 32°F 0°C | 13°F -10°C | 0.1 in 3 mm | 8.8 in224 mm | 11 |
| March | 61°F 16°C | 33°F 0°C | 1.4 in 36 mm | 14.4 in366 mm | 16 |
| April | 66°F 19°C | 42°F 6°C | 2.7 in 68 mm | — | 10 |
| May | 74°F 24°C | 51°F 11°C | 2.7 in 69 mm | — | 15 |
| June | 86°F 30°C | 65°F 18°C | 4.7 in 119 mm | — | 13 |
| July | 86°F 30°C | 69°F 20°C | 8.5 in 217 mm | — | 11 |
| August | 82°F 28°C | 64°F 18°C | 3.8 in 98 mm | — | 15 |
| September | 80°F 27°C | 58°F 14°C | 2.6 in 67 mm | — | 13 |
| October | 69°F 21°C | 50°F 10°C | 1.9 in 49 mm | — | 17 |
| November | 51°F 11°C | 34°F 1°C | 0.3 in 9 mm | 8.9 in226 mm | 11 |
| December | 39°F 4°C | 20°F -7°C | 0.2 in 6 mm | 5.5 in138 mm | 10 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 15 | 0 |
| February | 11 | 0 |
| March | 16 | 2 |
| April | 10 | 4 |
| May | 15 | 3 |
| June | 13 | 4 |
| July | 11 | 8 |
| August | 15 | 3 |
| September | 13 | 3 |
| October | 17 | 2 |
| November | 11 | 0 |
| December | 10 | 0 |