Climate for Juneau, Alaska

Average Temperatures for Juneau

MonthLowHighJan20.7°F30.6°FFeb23.5°F34.3°FMar27.8°F39.5°FApr33.4°F48.1°FMay40.1°F55.7°FJun46.1°F61.6°FJul49.2°F64.3°FAug48.3°F63.1°FSept43.8°F56.1°FOct37.7°F46.9°FNov28.9°F37.6°FDec24.4°F33.0°F

Juneau’s coldest month is January when the average temperature overnight is 20.7°F. In July, the warmest month, the average day time temperature rises to 64.3°F.

Average Rainfall for Juneau

The driest month in Juneau is April with 2.96 inches of precipitation, and with 8.30 inches October is the wettest month.