Hilliard, OH

Climate overview — based on NOAA 1991-2020 normals from COLUMBUS OHIO STATE UNIV AP, OH US.

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

Year-round temperatures (°F)

20° 40° 60° 80° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Hilliard has an annual average temperature of 52.4°F with about 35.8 inches of precipitation per year. The warmest month is July (average high 84.3°F), and the coldest is January (average low 21.3°F). June is typically the wettest month (4.05 in) and February the driest (1.94 in).

Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
45.4°F
warmest to coldest month
Heating need
5,247
Cooling need
702

Best time to visit Hilliard

Full guide →

Climate change signal

All-time records →

174 of 366 (47.5%) of Hilliard'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.

1990s
35
2000s
94
2010s
113
2020s
124

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 36.3°F 21.3°F 28.8°F 2.22 in 11
February 39.8°F 23.2°F 31.5°F 1.94 in 10
March 50.2°F 30.9°F 40.5°F 2.99 in 11
April 63.3°F 40.9°F 52.1°F 3.54 in 13
May 73.3°F 51.2°F 62.2°F 3.85 in 14
June 81.3°F 60.2°F 70.7°F 4.05 in 13
July 84.3°F 64.0°F 74.2°F 3.72 in 11
August 83.2°F 62.3°F 72.8°F 3.05 in 10
September 77.0°F 54.5°F 65.7°F 3.00 in 9
October 64.7°F 43.4°F 54.1°F 2.52 in 11
November 51.4°F 33.6°F 42.5°F 2.36 in 10
December 40.4°F 26.3°F 33.4°F 2.52 in 11

Climate twins of Hilliard

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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