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Washington, UT Climate

1991 to 2020 normals at St George, 6.8 mi from the center of Washington, elevation 2857 ft.

Average weather by month

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

MonthRangeHighLowPrecip.Snow
January54°28°1.22 in0.5 in
February59°32°1.38 in0.5 in
March68°39°1.02 in0.2 in
April75°46°0.66 in0.0 in
May85°56°0.33 in0.0 in
June96°65°0.16 in0.0 in
July102°72°0.50 in0.0 in
August100°70°1.07 in0.0 in
September92°61°0.67 in0.0 in
October79°47°0.77 in0.0 in
November64°35°0.67 in0.0 in
December53°28°0.86 in0.0 in
Year77°9.31 in1.2 in

Frequently asked questions

What is the hottest month in Washington, UT?
July is the warmest month, with a normal high of 102°F at St George.
What is the coldest month in Washington, UT?
December is the coldest month, with a normal low of 28°F.
What is the wettest month in Washington, UT?
February has the most precipitation on average, about 1.38 inches.