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 Hilo, Big Island

Q: 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. Daily hours of sunshine = 10 hours or more.

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

Recommended for Hawaii

Momondo: Best deals on hotels worldwide

Sale

Browse the best deals on hotel stays & compare prices
Check lowest rates by month & also by day of the week
Search by date or browse hotels by destination & map

Go to Momondo deal >>

View all Momondo offers

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 = 72 - 86°F [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

3
Jan
3
Feb
3
Mar
3.5
Apr
3.5
May
4
Jun
3.5
Jul
3.5
Aug
3.5
Sep
3.5
Oct
3
Nov
3
Dec

Change criteria

Max Day Temperature (°F)

70
Jan
70
Feb
70
Mar
72
Apr
73
May
75
Jun
75
Jul
75
Aug
75
Sep
75
Oct
73
Nov
72
Dec

Hours of Sunshine (daily)

5
Jan
5
Feb
5
Mar
5
Apr
5
May
6
Jun
5
Jul
5
Aug
5
Sep
5
Oct
4
Nov
4
Dec