Nampa weather in September (Idaho, United States of America)
What weather conditions can you expect in Nampa this September? Curious if the timing is right for your trip? Our page offers an in-depth look at the monthly weather conditions.
Temperatures
The weather in Nampa during September is usually perfect, offering high temperatures and low rainfall. Anticipate daytime highs near 27°C, and cooler nights with temperatures around 9°C.
Precipitation
Nampa in September usually receives low rainfall, averaging around 15 mm for the month. You can typically expect 4 days days of rain this month, based on climate records.Average sunshine
There are approximately 303 hours of sunshine this month, meaning plenty of sunny days and a vibrant atmosphere.If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit. May, June, August, September and October generally stand out with the best circumstances. While January and December tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Nampa climate page with graphs.
Nampa, monthly averages in September
Min Temperature
9°C
Max Temperature
27°C
Chance of Rain
13%
Precipitation
15 mm
Rainy days
4 days
Humidity
45% *
Sunshine
303 hours *
Percentage Sunshine
81% *
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
So, what should you wear in this month?
It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool.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 Nampa.
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.
