Ontario, Ohio Climate
United States
Pop. 6,111 Elev. 413 m / 1,355 ft
TZ: America/New_York (UTC-4) ·
Ontario has mild summers with average highs of 84°F (29°C) in July, and frigid winters averaging 17°F (-8°C) in January. Humidity pushes the summer feels-like temperature to 92°F (33°C), while wind chill can drive winter lows to 8°F (-13°C). Rain falls on about 68 days per year (37.5 in / 953 mm total), with snow on 3 days and 37 in (944 mm) of annual accumulation. The city averages 103 sunny days per year and around 35 thunderstorm days. Ocean water temperatures reach 77°F (25°C) in summer.
| Temperature | 84°F (29°C) high | 17°F (-8°C) low |
| Feels like | 92°F (33°C) high | 8°F (-14°C) low |
| Rain | 68 days | 37.5 in (953 mm) /yr |
| Snow | 3 days | 37.2 in (944 mm) /yr |
| Sky | 103 sunny | 35 stormy |
| Wind | 3.2 mph (1.4 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
67
Jan 78
Feb 56
Mar 68
Apr 69
May 60
Jun 60
Jul 44
Aug 33
Sep 40
Oct 60
Nov 78
Dec Humidity (%)
71
Jan 71
Feb 55
Mar 58
Apr 71
May 69
Jun 74
Jul 68
Aug 63
Sep 67
Oct 70
Nov 75
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 55 mi John Glenn Columbus International Airport (CMH)
Ski resort 64 mi Boston Mills Ski Resort
National park 63 mi Perry's Victory and International Peace Memorial
Mountain peak
(5,053 ft) 286 mi Grave Mountain
Hospital 1 mi Avita Ontario Hospital
Hiking trail 13 mi Pleasant Valley Bridle & Hiking Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 29°F -2°C | 17°F -8°C | 0.6 in 15 mm | 11.9 in302 mm | 6 |
| February | 36°F 2°C | 23°F -5°C | 3.0 in 76 mm | 7.5 in191 mm | 3 |
| March | 56°F 14°C | 36°F 2°C | 3.0 in 76 mm | 1.5 in37 mm | 8 |
| April | 63°F 17°C | 44°F 6°C | 5.9 in 150 mm | 0.2 in5 mm | 6 |
| May | 67°F 20°C | 52°F 11°C | 6.1 in 155 mm | — | 4 |
| June | 81°F 27°C | 65°F 18°C | 4.9 in 124 mm | — | 8 |
| July | 84°F 29°C | 68°F 20°C | 4.3 in 108 mm | — | 7 |
| August | 79°F 26°C | 61°F 16°C | 1.2 in 30 mm | — | 14 |
| September | 78°F 26°C | 55°F 13°C | 1.7 in 44 mm | — | 20 |
| October | 64°F 18°C | 46°F 8°C | 3.6 in 93 mm | — | 17 |
| November | 49°F 9°C | 34°F 1°C | 1.6 in 42 mm | 3.8 in96 mm | 8 |
| December | 37°F 3°C | 22°F -6°C | 1.6 in 40 mm | 12.3 in313 mm | 2 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 6 | 0 |
| February | 3 | 2 |
| March | 8 | 3 |
| April | 6 | 5 |
| May | 4 | 8 |
| June | 8 | 6 |
| July | 7 | 6 |
| August | 14 | 2 |
| September | 20 | 1 |
| October | 17 | 1 |
| November | 8 | 1 |
| December | 2 | 0 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 35°F 2°C | 33°F 0°C |
| February | 33°F 0°C | 32°F 0°C |
| March | 38°F 3°C | 41°F 5°C |
| April | 49°F 9°C | 50°F 10°C |
| May | 57°F 14°C | 60°F 15°C |
| June | 74°F 23°C | 71°F 22°C |
| July | 77°F 25°C | 78°F 26°C |
| August | 76°F 24°C | 73°F 23°C |
| September | 70°F 21°C | 68°F 20°C |
| October | 69°F 20°C | 58°F 15°C |
| November | 53°F 12°C | 43°F 6°C |
| December | 41°F 5°C | 33°F 1°C |