Jefferson, Iowa Climate
United States
Pop. 4,204 Elev. 323 m / 1,060 ft
TZ: America/Chicago (UTC-5) ·
Jefferson has a dry climate with warm summers reaching 85°F (29°C) in July and cold winters averaging 13°F (-11°C) in January. Humidity pushes the summer feels-like temperature to 95°F (35°C), while wind chill can drive winter lows to 4°F (-16°C). Rain falls on about 47 days per year (33.5 in / 850 mm total), with snow on 7 days and 47 in (1200 mm) of annual accumulation. The city averages 145 sunny days per year and around 35 thunderstorm days.
| Temperature | 85°F (29°C) high | 13°F (-10°C) low |
| Feels like | 95°F (35°C) high | 4°F (-16°C) low |
| Rain | 47 days | 33.5 in (850 mm) /yr |
| Snow | 7 days | 47.2 in (1200 mm) /yr |
| Sky | 145 sunny | 35 stormy |
| Wind | 2.9 mph (1.3 m/s) avg |
Looking for a place with a climate like Jefferson? Explore and filter 150,000+ cities worldwide.
Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
44
Jan 55
Feb 47
Mar 60
Apr 45
May 48
Jun 58
Jul 49
Aug 45
Sep 46
Oct 54
Nov 65
Dec Humidity (%)
60
Jan 66
Feb 59
Mar 55
Apr 54
May 68
Jun 79
Jul 76
Aug 69
Sep 65
Oct 68
Nov 76
Dec Weather Days by Month
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 38 mi Fort Dodge Regional Airport (FOD)
Ski resort 22 mi Seven Oaks
National park 93 mi Fort Atkinson State Historical Park
Hospital 1 mi Greene County Medical Center
Hiking trail 21 mi Original Raccoon River Valley Trail
Interested in Jefferson?
Hotels
Flights
Real Estate
Insurance
Connectivity
Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 32°F 0°C | 13°F -10°C | 0.0 in 1 mm | 2.1 in53 mm | 15 |
| February | 32°F 0°C | 15°F -10°C | 0.1 in 2 mm | 7.4 in188 mm | 9 |
| March | 59°F 15°C | 33°F 1°C | 2.8 in 70 mm | 17.1 in435 mm | 16 |
| April | 65°F 18°C | 42°F 6°C | 2.4 in 60 mm | — | 7 |
| May | 73°F 23°C | 51°F 11°C | 3.7 in 93 mm | — | 15 |
| June | 84°F 29°C | 65°F 18°C | 6.3 in 160 mm | — | 12 |
| July | 85°F 29°C | 68°F 20°C | 8.6 in 218 mm | — | 11 |
| August | 81°F 27°C | 63°F 17°C | 3.2 in 81 mm | — | 11 |
| September | 79°F 26°C | 58°F 14°C | 2.1 in 55 mm | — | 13 |
| October | 68°F 20°C | 49°F 10°C | 3.5 in 90 mm | — | 16 |
| November | 50°F 10°C | 33°F 1°C | 0.5 in 14 mm | 12.4 in314 mm | 11 |
| December | 36°F 2°C | 17°F -8°C | 0.3 in 7 mm | 8.2 in209 mm | 9 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 15 | 0 |
| February | 9 | 0 |
| March | 16 | 2 |
| April | 7 | 2 |
| May | 15 | 3 |
| June | 12 | 10 |
| July | 11 | 10 |
| August | 11 | 2 |
| September | 13 | 4 |
| October | 16 | 2 |
| November | 11 | 0 |
| December | 9 | 0 |