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What is the weather like in Ontario, OregonOntario, Oregon monthly and yearly climate averages.

Ontario, Oregon Climate Averages

Monthly and yearly weather averages for Ontario, OregonWeather almanac for Ontario, OR. Ontario monthly weather averages.
Lat: 44.02N, Lon: 116.97W
Wx Zone: ORZ064Web Search

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Ontario Monthly Averages

12 Month Weather Scroll   °F Click to change Ontario weather to Imperial units.Click to change Ontario weather to Metric units. °C
January
February
March
April
May
June
July
August
September
October
November
December
Hi 35°F Lo 23°F Hi 41°F Lo 28°F Hi 52°F Lo 35°F Hi 61°F Lo 39°F Hi 72°F Lo 46°F Hi 80°F Lo 52°F Hi 93°F Lo 60°F Hi 92°F Lo 60°F Hi 81°F Lo 54°F Hi 62°F Lo 43°F Hi 47°F Lo 32°F Hi 35°F Lo 23°F
4 mph 5 mph 6 mph 6 mph 6 mph 6 mph 5 mph 5 mph 5 mph 5 mph 5 mph 4 mph
3.1 in 2.7 in 3.4 in 1.7 in 1.4 in 1.2 in 0.3 in 0.4 in 0.6 in 1.6 in 2 in 3.4 in
81% 76% 64% 53% 49% 44% 30% 30% 36% 51% 64% 78%
41% 40% 35% 28% 21% 17% 7% 8% 12% 21% 30% 41%
30.7 in 30.6 in 30.5 in 30.5 in 30.4 in 30.4 in 30.4 in 30.4 in 30.4 in 30.5 in 30.6 in 30.7 in
15 11 13 16 18 19 23 23 23 21 17 15
12 12 17 12 10 8 4 5 5 9 11 11
8 7 2 0 0 0 0 0 0 0 3 9
5 2 0 0 0 0 0 0 0 0 1 4
2 1 3 4 5 6 7 6 5 3 1 1
287 280 323 335 354 348 370 368 355 355 323 295
January
February
March
April
May
June
July
August
September
October
November
December
Hi 1°C Lo -5°C Hi 5°C Lo -3°C Hi 11°C Lo 2°C Hi 16°C Lo 4°C Hi 22°C Lo 8°C Hi 27°C Lo 11°C Hi 34°C Lo 16°C Hi 33°C Lo 16°C Hi 27°C Lo 12°C Hi 17°C Lo 6°C Hi 8°C Lo -0°C Hi 1°C Lo -5°C
7 km/h 8 km/h 10 km/h 10 km/h 9 km/h 9 km/h 8 km/h 8 km/h 8 km/h 8 km/h 8 km/h 7 km/h
80 mm 69 mm 87 mm 43 mm 36 mm 31 mm 7 mm 10 mm 16 mm 40 mm 50 mm 86 mm
81% 76% 64% 53% 49% 44% 30% 30% 36% 51% 64% 78%
41% 40% 35% 28% 21% 17% 7% 8% 12% 21% 30% 41%
1024 mb 1020 mb 1018 mb 1015 mb 1014 mb 1013 mb 1013 mb 1013 mb 1015 mb 1018 mb 1020 mb 1023 mb
15 11 13 16 18 19 23 23 23 21 17 15
12 12 17 12 10 8 4 5 5 9 11 11
8 7 2 0 0 0 0 0 0 0 3 9
5 2 0 0 0 0 0 0 0 0 1 4
2 1 3 4 5 6 7 6 5 3 1 1
287 280 323 335 354 348 370 368 355 355 323 295
Month
Avg. Temperatures
Avg. Wind Speed
Avg. Precipitation
Average Humidity
Avg. Cloud Cover
Barometric Pressure
Average Dry Days
Avg. Precip. Days
Average Snow Days
Average Fog Days
Average UV Index
Avg. Hours of Sun
Averages are based on historical weather data from the past 10 years.

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