The climate in Honolulu during October can be summarized as hot and wet.
October is in the fall / autumn in Honolulu and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a warm 29°C (85°F), whilst at night 21°C (70°F) is normal.
|Daytime temperature||29.3°C 84.8°F|
|Nightly temperature||21.3°C 70.3°F|
|Average temperature||25.3°C 77.5°F|
|Daily sunshine||8.2 hrs|
|Avg rainfall||156 mm 6.1 ins|
|Rainy days||10 days|
|Sea temperature||26.7°C 80°F|
|Windspeed||18kph 11 mph|
On average October is the 6th driest month of the year in Honolulu with around 156mm 6.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.2 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 October 2019.
|Hottest month:||August||30°C 86°F|
|Driest month:||June||107mm 4.2ins|
|Coldest month:||January||25.7°C 78.3°F|
|Wettest month:||March||210mm 8.3ins|