Weather in Waipahu in September
The weather in Waipahu in September is extremely hot, while temperatures can easily rise above 31 degrees. This hot weather is not advisable for long walks and outdoors activity, so please prepare for summer conditions with water and comfortable light clothes for a trip in Waipahu during September.
Avg Temp
22° - 31°
Avg Rainy Days
11
Avg Dry Days
19
Avg Snow Days
0
Weather Facts - Waipahu in September
* The warmest temperature recorded in in September is 34°C
* The coldest temperature recorded in Waipahu in September is 19°C
* The average rainfall in Waipahu in September is 14 mm