Fairfield, Iowa Climate
United States
Pop. 9,892 Elev. 237 m / 778 ft
TZ: America/Chicago (UTC-5) ·
Fairfield is largely arid, with warm summers peaking at 88°F (31°C) in July and cold winters around 16°F (-9°C) in January. Humidity pushes the summer feels-like temperature to 102°F (39°C), while wind chill can drive winter lows to 7°F (-14°C). Precipitation occurs on roughly 39 days per year (31.2 in / 792 mm total), with snow on 3 days and 29 in (732 mm) of annual accumulation. The city averages 129 sunny days per year and around 30 thunderstorm days. Nearby lake water reaches 80°F (26°C) in summer.
| Temperature | 88°F (31°C) high | 16°F (-9°C) low |
| Feels like | 102°F (39°C) high | 7°F (-14°C) low |
| Rain | 39 days | 31.2 in (792 mm) /yr |
| Snow | 3 days | 28.8 in (732 mm) /yr |
| Sky | 129 sunny | 30 stormy |
| Wind | 2.5 mph (1.1 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Mar, May, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
47
Jan 58
Feb 49
Mar 66
Apr 53
May 49
Jun 61
Jul 49
Aug 45
Sep 44
Oct 51
Nov 68
Dec Humidity (%)
61
Jan 63
Feb 55
Mar 58
Apr 54
May 65
Jun 73
Jul 71
Aug 58
Sep 58
Oct 64
Nov 76
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 46 mi Southeast Iowa Regional Airport (BRL)
Ski resort 91 mi
National park 145 mi Effigy Mounds National Monument
Hospital 2 mi Jefferson County Health Center
Hiking trail 35 mi Lake Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 32°F 0°C | 16°F -9°C | 1.1 in 29 mm | 3.3 in83 mm | 12 |
| February | 36°F 2°C | 19°F -7°C | 0.1 in 2 mm | 4.7 in119 mm | 8 |
| March | 61°F 16°C | 36°F 2°C | 2.4 in 61 mm | 3.9 in98 mm | 13 |
| April | 66°F 19°C | 45°F 7°C | 5.7 in 144 mm | — | 5 |
| May | 75°F 24°C | 53°F 12°C | 2.3 in 57 mm | — | 12 |
| June | 86°F 30°C | 66°F 19°C | 5.5 in 141 mm | — | 13 |
| July | 88°F 31°C | 71°F 21°C | 6.7 in 171 mm | — | 8 |
| August | 83°F 28°C | 64°F 18°C | 2.3 in 57 mm | — | 13 |
| September | 83°F 28°C | 59°F 15°C | 1.6 in 40 mm | — | 14 |
| October | 72°F 22°C | 52°F 11°C | 1.8 in 46 mm | — | 14 |
| November | 54°F 12°C | 35°F 2°C | 0.9 in 24 mm | 9.5 in241 mm | 12 |
| December | 36°F 2°C | 20°F -7°C | 0.8 in 20 mm | 7.5 in191 mm | 5 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 12 | 1 |
| February | 8 | 0 |
| March | 13 | 2 |
| April | 5 | 3 |
| May | 12 | 2 |
| June | 13 | 5 |
| July | 8 | 8 |
| August | 13 | 3 |
| September | 14 | 1 |
| October | 14 | 3 |
| November | 12 | 2 |
| December | 5 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 40°F 5°C |
| April | 52°F 11°C |
| May | 61°F 16°C |
| June | 71°F 22°C |
| July | 80°F 26°C |
| August | 76°F 24°C |
| September | 69°F 21°C |
| October | 62°F 17°C |
| November | 45°F 7°C |
| December | 32°F 0°C |