Moulton, IA

Climate overview — based on NOAA 1991-2020 normals from CENTERVILLE, 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

Moulton has an annual average temperature of 49.9°F with about 36 inches of precipitation per year and 21.5 inches of snow. The warmest month is July (average high 85.8°F), and the coldest is January (average low 12.0°F). May is typically the wettest month (5.22 in) and January the driest (0.99 in). Snow typically falls from October through April.

Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
52.2°F
warmest to coldest month
Heating need
6,096
Cooling need
672

Best time to visit Moulton

Full guide →

Climate change signal

All-time records →

27 of 366 (7.4%) of Moulton'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
40
1900s
6
1910s
53
1920s
22
1930s
69
1940s
25
1950s
22
1960s
15
1970s
8
1980s
34
1990s
15
2000s
23
2010s
20
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 32.7°F 12.0°F 22.3°F 0.99 in 7.1 in 5
February 37.7°F 16.0°F 26.8°F 1.26 in 5.0 in 6
March 50.5°F 26.5°F 38.5°F 2.15 in 3.2 in 7
April 62.9°F 37.1°F 50.0°F 3.88 in 1.7 in 9
May 72.3°F 48.4°F 60.3°F 5.22 in 11
June 81.5°F 59.1°F 70.3°F 4.71 in 10
July 85.8°F 63.1°F 74.5°F 3.45 in 7
August 84.3°F 60.9°F 72.6°F 3.86 in 8
September 76.3°F 52.1°F 64.2°F 3.85 in 7
October 64.4°F 40.6°F 52.5°F 3.01 in 0.3 in 8
November 50.3°F 27.9°F 39.1°F 2.19 in 1.9 in 6
December 38.0°F 18.2°F 28.1°F 1.46 in 2.3 in 5

Climate twins of Moulton

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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