St. Louisville, OH

Climate overview — based on NOAA 1991-2020 normals from NEWARK WTR WKS, OH US.

Dfa Hot-summer humid continental climate 7a USDA hardiness Zone 7a

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

St. Louisville has an annual average temperature of 50.7°F with about 43.4 inches of precipitation per year and 15.2 inches of snow. The warmest month is July (average high 84.3°F), and the coldest is January (average low 18.2°F). June is typically the wettest month (4.69 in) and February the driest (2.56 in). Snow typically falls from November through March.

Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
45.3°F
warmest to coldest month
Heating need
5,697
Cooling need
531

Best time to visit St. Louisville

Full guide →

Climate change signal

All-time records →

30 of 366 (8.2%) of St. Louisville'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.

1930s
43
1940s
54
1950s
72
1960s
37
1970s
26
1980s
30
1990s
27
2000s
27
2010s
37
2020s
13

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 36.4°F 18.2°F 27.3°F 3.21 in 7.2 in 13
February 39.6°F 19.7°F 29.7°F 2.56 in 3.9 in 10
March 49.7°F 27.4°F 38.6°F 3.61 in 2.2 in 11
April 62.8°F 37.1°F 49.9°F 4.01 in 0.1 in 13
May 72.7°F 47.7°F 60.2°F 4.24 in 13
June 81.1°F 57.1°F 69.1°F 4.69 in 11
July 84.3°F 60.9°F 72.6°F 4.56 in 11
August 82.8°F 59.1°F 71.0°F 3.89 in 10
September 76.3°F 51.5°F 63.9°F 3.24 in 9
October 64.4°F 40.0°F 52.2°F 3.11 in 10
November 51.7°F 30.5°F 41.1°F 2.99 in 0.2 in 10
December 40.7°F 23.7°F 32.2°F 3.29 in 1.6 in 12

Climate twins of St. Louisville

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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