What is the weather like in Hawaii Volcanoes National Park vs Hilo in September?

In September, Hawaii Volcanoes National Park averages 21°C high / 16°C low with about 123 mm of rain; Hilo averages 29°C high / 21°C low with about 167 mm.

Hawaii Volcanoes National Park vs Hilo in September

Hawaii Volcanoes National Park is the better pick in September — 83 vs 69 on SeasonMap's comfort score. Hawaii Volcanoes National Park is nice, rainy, clean air, while Hilo is sweltering, soaked, clean air.

Hawaii Volcanoes National Park vs Hilo — September climate, side by side

	🇺🇸 Hawaii Volcanoes National Park	🇺🇸 Hilo
Comfort score	83/100 (A)	69/100 (C)
Feels-like high	22°C	34°C
Avg high / low	21° / 16°	29° / 21°
Rainfall	123 mm	167 mm
Rainy days	18	20
Humidity	81%	83%
Air quality (AQI)	19	19

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Hawaii Volcanoes National Park vs Hilo in September — FAQ

Is September better in Hawaii Volcanoes National Park or Hilo?: Hawaii Volcanoes National Park is the better pick in September — 83 vs 69 on SeasonMap's comfort score. Hawaii Volcanoes National Park is nice, rainy, clean air, while Hilo is sweltering, soaked, clean air.
What is the weather like in Hawaii Volcanoes National Park vs Hilo in September?: In September, Hawaii Volcanoes National Park averages 21°C high / 16°C low with about 123 mm of rain; Hilo averages 29°C high / 21°C low with about 167 mm.