Juneau weather in September (Alaska, United States of America)
Will it be warm or cold in Juneau this September? Our guide gives you the essential weather details for this month.
Temperatures
In September, Juneau typically experiences low temperatures and heavy rainfall. Anticipate daytime temperatures around 11°C, while night temperatures can drop to 5°C.
Precipitation
Juneau in September falls under the rainy season with heavy rainfall, averaging around 368 mm for the month. Prepare for intense rain this month, as it marks the peak rainfall period. Having a poncho will keep you dry through the downpours. Expect around 19 days of rain based on historical data.Average sunshine
The area enjoys a balanced 112 hours of sunlight, ensuring it's neither too overcast nor too sunny.If your ideal day consists of dry skies and moderate temperatures generally stand out with the best circumstances. While tend to showcase less optimal conditions.
Need inspiration to choose your next destination? Our innovative weather planner helps you discover the perfect getaway tailored to your ideal climate conditions.
Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Juneau's climate page.
Juneau, monthly averages in September
Min Temperature
5°C
Max Temperature
11°C
Chance of Rain
62%
Precipitation
368 mm
Rainy days
19 days
Humidity
87%
Windspeed
4 m/s
Sunshine
112 hours
Percentage Sunshine
29%
Where to go in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Juneau's climate page.
So, what should you wear in this month?
Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in Juneau.
Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
