Cool
Average highs are around 16°C, so pack for cooler days.
Weather Guide
Juneau, Alaska, United States Average Monthly Weather
Weather score20Poor annual avg
Best months: May, June, April
Across the year, average daytime temperatures are around 7°C, sunshine averages 4.1h per day, and rainfall totals about 1728mm.
Annual weather
Annual averages
Temp
7°C
Rain
1728mm
Annual total
Sun
4.1h
Weather score
20
Poor avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 117mm, so some wet days are possible.
Some sun
Sunshine averages 5.9h per day, enough for a balanced month.
Map
Weather map
Compare Juneau, Alaska, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
July16°C average high
July is one of Juneau's hottest months, so shade and slower afternoons matter.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
July117mm average rain
July sits on the drier side of Juneau's year, which helps with sightseeing and transfers.
Driest monthsJanuary to July
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
July5.9 hours average sun
July is brighter than Juneau's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsApril to July
This stretch has the strongest sunshine in the monthly averages.
Weather score
July29 weather score
July is one of Juneau's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsApril to July
These months have the strongest weather score in the monthly averages.
