Best time to visit Hilo, Big Island

Find the best time to visit Hilo, Big Island and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Hilo, Big Island by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Hilo, Big Island?

The best time to visit Hilo, Big Island is June based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

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Max Day Temperature (°C)

  • 21°C maximum daytime temperature in January in Hilo, Big Island21
    Jan
  • 21°C maximum daytime temperature in February in Hilo, Big Island21
    Feb
  • 21°C maximum daytime temperature in March in Hilo, Big Island21
    Mar
  • 22°C maximum daytime temperature in April in Hilo, Big Island22
    Apr
  • 23°C maximum daytime temperature in May in Hilo, Big Island23
    May
  • 24°C maximum daytime temperature in June in Hilo, Big Island24
    Jun
  • 24°C maximum daytime temperature in July in Hilo, Big Island24
    Jul
  • 24°C maximum daytime temperature in August in Hilo, Big Island24
    Aug
  • 24°C maximum daytime temperature in September in Hilo, Big Island24
    Sep
  • 24°C maximum daytime temperature in October in Hilo, Big Island24
    Oct
  • 23°C maximum daytime temperature in November in Hilo, Big Island23
    Nov
  • 22°C maximum daytime temperature in December in Hilo, Big Island22
    Dec

Hours of Sunshine (daily)

  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec

Which is the hottest month in Hilo, Big Island?

The hottest time of year in Hilo, Big Island is normally September. Expect maximum daytime temperatures to reach 24°C.

Which month has the most rain in Hilo, Big Island?

In terms of rainfall, November is usually the wettest month in Hilo, Big Island with 394mm on average. There are normally 14 days in November with some rain.

When is it sunniest in Hilo, Big Island?

The sunniest time of year in Hilo, Big Island is normally January with bright sunshine on average for 46% of daylight hours; that's 5 hours of sunshine per day.

When is the sea warmest in Hilo, Big Island?

The sea is usually at its warmest in Hilo, Big Island in September when the water temperature reaches 27°C.

Best time to visit

The weather guide for Hawaii (Hilo, Big Island) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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