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Olney, MT Climate

1991 to 2020 normals at Olney, 0.2 mi from the center of Olney, elevation 3165 ft.

Average weather by month

Select a month for daily normals and last year's weather

MonthRangeHighLowPrecip.Snow
January28°12°1.98 in--
February34°12°1.33 in--
March43°19°1.33 in--
April53°26°1.19 in--
May63°34°2.12 in--
June69°41°3.03 in--
July80°43°1.33 in--
August80°41°1.08 in--
September69°33°1.23 in--
October52°25°1.75 in--
November36°19°1.91 in--
December27°13°2.02 in--
Year53°20.30 in--

Frequently asked questions

What is the hottest month in Olney, MT?
July is the warmest month, with a normal high of 80°F at Olney.
What is the coldest month in Olney, MT?
February is the coldest month, with a normal low of 12°F.
What is the wettest month in Olney, MT?
June has the most precipitation on average, about 3.03 inches.