North Hilo Weather in September

September in North Hilo brings high temperatures, with highs of 25°C (77°F) and nights dropping to 20°C (68°F). Rainfall is on the higher side this month, averaging around 115 mm (4.5 in), so keep a rain jacket handy.

Rainfall in North Hilo in September

Historically, the month has about 18 days of rain, averaging 115 mm (4.5 in) in total. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in North Hilo in September

In September, North Hilo gets high temperatures, with highs of 25°C (77°F). Nights cool to around 20°C (68°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 20°C (68°F) overnight, nights are warm enough to sit outside comfortably in light clothing.

Sunshine in North Hilo in September

You can expect a moderate amount of sunlight, with approximately 160 hours. This means a pleasant mix of sun and overcast.

Should you favor a climate that's both dry and comfortably warm, June typically offers the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.