Climate for Boise, Idaho

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Average Temperatures for Boise

Average Temperature for Boise, Idaho
MonthLowHigh
Jan23.6°F36.7°F
Feb28.8°F44.5°F
Mar34.0°F53.6°F
Apr39.4°F61.7°F
May46.6°F70.7°F
Jun54.2°F80.3°F
Jul60.3°F89.2°F
Aug59.8°F88.0°F
Sept51.2°F77.2°F
Oct41.3°F64.3°F
Nov32.4°F47.5°F
Dec24.1°F37.2°F

Boise's coldest month is January when the average temperature overnight is 23.6°F. In July, the warmest month, the average day time temperature rises to 89.2°F.

Average Rainfall for Boise

Average Rainfall for Boise, Idaho
MonthPrecipitation
Jan1.39in.
Feb1.14in.
Mar1.41in.
Apr1.27in.
May1.27in.
Jun0.74in.
Jul0.39in.
Aug0.30in.
Sept0.76in.
Oct0.76in.
Nov1.38in.
Dec1.38in.

The driest month in Boise is August with 0.30 inches of precipitation, and with 1.41 inches March is the wettest month.

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