Anamosa, Iowa Climate
United States
Pop. 5,469 Elev. 257 m / 843 ft
TZ: America/Chicago (UTC-5) ·
Anamosa is largely arid, with warm summers peaking at 84°F (29°C) in July and cold winters around 13°F (-11°C) in January. Humidity pushes the summer feels-like temperature to 93°F (34°C), while wind chill can drive winter lows to 3°F (-16°C). Precipitation occurs on roughly 45 days per year (30.5 in / 775 mm total), with snow on 3 days and 27 in (693 mm) of annual accumulation. The city averages 123 sunny days per year and around 35 thunderstorm days. Nearby lake water reaches 77°F (25°C) in summer.
| Temperature | 84°F (29°C) high | 13°F (-11°C) low |
| Feels like | 93°F (34°C) high | 3°F (-16°C) low |
| Rain | 45 days | 30.5 in (775 mm) /yr |
| Snow | 3 days | 27.3 in (693 mm) /yr |
| Sky | 123 sunny | 35 stormy |
| Wind | 2.7 mph (1.2 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
46
Jan 58
Feb 49
Mar 66
Apr 54
May 53
Jun 60
Jul 52
Aug 45
Sep 43
Oct 55
Nov 72
Dec Humidity (%)
61
Jan 65
Feb 58
Mar 60
Apr 59
May 68
Jun 79
Jul 76
Aug 64
Sep 61
Oct 66
Nov 80
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 27 mi The Eastern Iowa Airport (CID)
Ski resort 37 mi Sundown Mountain Resort
National park 63 mi Pikes Peak State Park
Hospital 1 mi Jones Regional Medical Center
Hiking trail 18 mi Sycamore Loop
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 30°F -1°C | 13°F -11°C | 0.3 in 9 mm | 1.9 in48 mm | 14 |
| February | 32°F 0°C | 16°F -9°C | 0.1 in 1 mm | 5.7 in146 mm | 9 |
| March | 58°F 14°C | 34°F 1°C | 3.3 in 83 mm | 3.9 in98 mm | 13 |
| April | 63°F 17°C | 42°F 6°C | 3.2 in 82 mm | — | 5 |
| May | 72°F 22°C | 51°F 10°C | 3.9 in 100 mm | — | 12 |
| June | 83°F 28°C | 65°F 18°C | 5.1 in 129 mm | — | 9 |
| July | 84°F 29°C | 68°F 20°C | 7.3 in 185 mm | — | 8 |
| August | 80°F 27°C | 62°F 17°C | 2.6 in 66 mm | — | 12 |
| September | 80°F 26°C | 57°F 14°C | 1.2 in 30 mm | — | 14 |
| October | 69°F 20°C | 49°F 9°C | 1.9 in 48 mm | — | 14 |
| November | 50°F 10°C | 33°F 1°C | 0.9 in 23 mm | 9.1 in232 mm | 10 |
| December | 31°F -1°C | 16°F -9°C | 0.8 in 20 mm | 6.7 in169 mm | 3 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 14 | 1 |
| February | 9 | 0 |
| March | 13 | 3 |
| April | 5 | 5 |
| May | 12 | 4 |
| June | 9 | 7 |
| July | 8 | 7 |
| August | 12 | 3 |
| September | 14 | 2 |
| October | 14 | 2 |
| November | 10 | 0 |
| December | 3 | 1 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 36°F 2°C |
| April | 48°F 9°C |
| May | 58°F 15°C |
| June | 70°F 21°C |
| July | 77°F 25°C |
| August | 73°F 23°C |
| September | 67°F 19°C |
| October | 58°F 14°C |
| November | 41°F 5°C |
| December | 32°F 0°C |