Records for Ontario Area, Oregon (ONOthr) on 03-31
Record Highs
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1: 79°F (1966)
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2: 77°F (1987)
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3: 76°F (2012)
Record Lows
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1: 19°F (1954)
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2: 20°F (1977)
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3: 22°F (2021)
Lowest Highs
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1: 50°F (1966)
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2: 48°F (1996)
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3: 47°F (2018)
Highest Lows
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1: 40°F (1999)
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2: 47°F (1960)
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3: 48°F (2008)
Highest March temperature:
85°F on 03-30-1966.
Lowest March temperature:
9°F on 03-11-1948.
Average temperature is 47.2°F
Average high is 59.5°F
Average low is 34.9°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 0.38" (2020)
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2: 0.38" (1957)
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3: 0.22" (1993)
Precipitation data from 1945 to 2022.