Waipahu Weather in October

The climate in Waipahu during October can be summarized as hot, humid and damp.

October is in the fall / autumn in Waipahu and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 29°C (84°F), whilst at night 21°C (70°F) is normal.

On average October is the 6th driest month of the year in Waipahu with around 108mm 4.2 inches of rain making it a damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.1 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Waipahu in October 2025.