Shell Rock, Iowa Climate
United States
Pop. 1,323 Elev. 282 m / 925 ft
TZ: America/Chicago (UTC-5) ·
Shell Rock is largely arid, with warm summers peaking at 83°F (28°C) in July and cold winters around 11°F (-12°C) in January. Humidity pushes the summer feels-like temperature to 91°F (33°C), while wind chill can drive winter lows to 1°F (-17°C). Precipitation occurs on roughly 43 days per year (34.5 in / 876 mm total), with snow on 6 days and 33 in (847 mm) of annual accumulation. The city averages 128 sunny days per year and around 34 thunderstorm days.
| Temperature | 83°F (28°C) high | 11°F (-12°C) low |
| Feels like | 91°F (33°C) high | 1°F (-17°C) low |
| Rain | 43 days | 34.5 in (876 mm) /yr |
| Snow | 6 days | 33.3 in (847 mm) /yr |
| Sky | 128 sunny | 34 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 (%)
46
Jan 58
Feb 49
Mar 66
Apr 50
May 55
Jun 57
Jul 54
Aug 48
Sep 44
Oct 57
Nov 74
Dec Humidity (%)
61
Jan 65
Feb 59
Mar 58
Apr 57
May 69
Jun 80
Jul 79
Aug 71
Sep 64
Oct 68
Nov 81
Dec Weather Days by Month
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 14 mi Waterloo Regional Airport (ALO)
Ski resort 92 mi
National park 73 mi Effigy Mounds National Monument
Mountain peak
(20,733 ft) 347 mi Norris Hill
Hospital 5 mi Waverly Health Center
Hiking trail 29 mi ADT - Iowa - K - Seg 3
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 30°F -1°C | 11°F -12°C | 0.0 in 0 mm | 1.3 in33 mm | 17 |
| February | 30°F -1°C | 14°F -10°C | 0.0 in 1 mm | 6.0 in154 mm | 9 |
| March | 57°F 14°C | 32°F 0°C | 3.5 in 88 mm | 9.4 in240 mm | 13 |
| April | 62°F 16°C | 40°F 5°C | 5.7 in 146 mm | 0.1 in4 mm | 6 |
| May | 71°F 22°C | 50°F 10°C | 2.4 in 61 mm | — | 14 |
| June | 82°F 28°C | 63°F 17°C | 6.6 in 167 mm | — | 10 |
| July | 83°F 28°C | 67°F 19°C | 9.0 in 228 mm | — | 10 |
| August | 79°F 26°C | 62°F 16°C | 2.5 in 63 mm | — | 8 |
| September | 78°F 25°C | 56°F 13°C | 1.9 in 49 mm | — | 15 |
| October | 66°F 19°C | 47°F 8°C | 1.6 in 40 mm | — | 14 |
| November | 48°F 9°C | 32°F 0°C | 0.8 in 20 mm | 8.3 in211 mm | 9 |
| December | 29°F -2°C | 13°F -10°C | 0.5 in 14 mm | 8.1 in206 mm | 3 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 17 | 0 |
| February | 9 | 0 |
| March | 13 | 4 |
| April | 6 | 4 |
| May | 14 | 1 |
| June | 10 | 9 |
| July | 10 | 7 |
| August | 8 | 3 |
| September | 15 | 4 |
| October | 14 | 1 |
| November | 9 | 1 |
| December | 3 | 0 |