Milton, IA

Climate overview — based on NOAA 1991-2020 normals from KEOSAUQUA, IA US.

Dfa Hot-summer humid continental climate 6b USDA hardiness Zone 6b

Year-round temperatures (°F)

10° 30° 50° 70° 90° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Milton has an annual average temperature of 50.6°F with about 39.7 inches of precipitation per year and 23 inches of snow. The warmest month is July (average high 85.9°F), and the coldest is January (average low 13.8°F). May is typically the wettest month (5.67 in) and January the driest (1.50 in). Snow typically falls from October through April.

Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
52.3°F
warmest to coldest month
Heating need
5,922
Cooling need
750

Best time to visit Milton

Full guide →

Climate change signal

All-time records →

27 of 366 (7.4%) of Milton's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1890s
11
1900s
18
1910s
39
1920s
12
1930s
92
1940s
21
1950s
28
1960s
15
1970s
12
1980s
29
1990s
22
2000s
26
2010s
27
2020s
14

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month Avg High Avg Low Avg Temp Precipitation Snow Rainy days
January 32.0°F 13.8°F 22.9°F 1.50 in 7.3 in 6
February 36.8°F 17.0°F 26.9°F 2.11 in 5.3 in 7
March 50.1°F 28.5°F 39.3°F 2.45 in 2.7 in 7
April 62.9°F 39.3°F 51.1°F 3.64 in 0.9 in 10
May 72.7°F 50.6°F 61.7°F 5.67 in 11
June 81.8°F 60.3°F 71.1°F 5.29 in 10
July 85.9°F 64.5°F 75.2°F 4.48 in 8
August 84.5°F 62.2°F 73.4°F 3.60 in 8
September 77.5°F 53.2°F 65.3°F 3.69 in 7
October 64.6°F 41.7°F 53.1°F 2.97 in 0.2 in 7
November 49.4°F 29.2°F 39.3°F 2.35 in 1.1 in 7
December 36.9°F 19.6°F 28.3°F 1.96 in 5.5 in 6

Climate twins of Milton

Why these? →

The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).

Frost dates
Last spring / first fall frost
All-time records
Hottest, coldest, wettest
Planting calendar
What to plant, and when

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