Gustavus weather in September (Alaska, United States of America)
Looking to travel to Gustavus in September? Check out this comprehensive weather guide.
In September, Gustavus typically experiences moderate temperatures and heavy rainfall. Throughout the daytime, temperatures often hover around 13°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 9°C.
Gustavus in September falls under the rainy season with heavy rainfall, averaging around 364 mm for the month. Based on our climate data of the past 30 years, about 19 days of rain are anticipated.
The city usually sees around 112 hours of sunlight, indicating a moderately sunny period.
If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit Gustavus. July typically offers the most optimal weather. In contrast, January, February, March, April, May, June, August, September, October, November and December tend to have less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Gustavus climate page with graphs.
Gustavus, monthly averages in September
Where to go in the United States of America in September
Find out more about the weather in the United States of America in September and which places have the best weather conditions in this month.
So, what should you wear in Gustavus in September?
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 in September.
Interested in more climate information?
Weather and Climate provides you with all the information you need about the climate in Gustavus.
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 climate conditions. Find out where to go with our weather planner.