Weather in Nampa in September
The weather in Nampa in September varies radically. Daytime is relatively hot since temperatures get higher than 28 degrees, while the nights are much colder and there are no more than 10 degrees. Therefore, it is recommended to pack for both warm and chilly conditions
Avg Temp
10° - 28°
Avg Rainy Days
5
Avg Dry Days
25
Avg Snow Days
0
Weather Facts - Nampa in September
* The warmest temperature recorded in in September is 38°C
* The coldest temperature recorded in Nampa in September is (-1°C)
* The average rainfall in Nampa in September is 12 mm