Hilo, Big Island weather live forecast

Today's maximum temperature in Hilo, Big Island is expected to be 26°C. Select a day from the live weather forecast for Hilo, Big Island, Hawaii, USA for more weather parameters.

Thursday
3rd Sep
26

21

3

6
Friday
4th Sep
27

21

3

5
Saturday
5th Sep
28

21

6

10
Sunday
6th Sep
27

22

3

11
Monday
7th Sep
28

22

3

11

5-day weather forecast updated at 04:01 on Wednesday 2nd September 2026 GMT

More about Hilo, Big Island

Hilo, Big Island by month

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

Recommended for Hawaii

Virgin Holidays sale: Top deals on holidays worldwide

Sale

Save on holidays to popular destinations worldwide
Book holidays to Caribbean, USA, Indian Ocean & more
Pay just £75 deposits per person to secure booking

Go to Virgin Holidays deal >>

Expires at 23:59 on Wednesday 30th Sep 2026 · View all Virgin Holidays offers

The 5-day weather forecast for Hawaii (Hilo, Big Island) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Hilo, Big Island weather forecast by day

Below are the detailed weather forecasts for Hilo, Big Island for the next 5 days.

Hilo, Big Island weather for Thursday 3rd September 2026

Expect mostly cloudy with light rain in Hilo, Big Island, Hawaii with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 41% chance of some rain and a light breeze of 9 kph from the north-east.

26
°C maximum temperature
21
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
6
UV index (High)
41
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
9
kph wind from NE

Hilo, Big Island weather for Friday 4th September 2026

Expect broken clouds in Hilo, Big Island, Hawaii with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north-east.

27
°C maximum temperature
21
°C minimum temperature
broken clouds
3
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
7
kph wind from NE

Hilo, Big Island weather for Saturday 5th September 2026

Expect sunshine and showers in Hilo, Big Island, Hawaii with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 57% chance of some rain and little or no wind of 6 kph from the north-east.

28
°C maximum temperature
21
°C minimum temperature
sunshine and showers
6
hours of sunshine
10
UV index (Very High)
57
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
6
kph wind from NE

Hilo, Big Island weather for Sunday 6th September 2026

Expect mostly cloudy with light rain in Hilo, Big Island, Hawaii with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 73% chance of some rain and little or no wind of 3 kph from the north-east.

27
°C maximum temperature
22
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
11
UV index (Extreme)
73
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
3
kph wind from NE

Hilo, Big Island weather for Monday 7th September 2026

Expect isolated thunderstorms in Hilo, Big Island, Hawaii with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 80% chance of some rain and little or no wind of 4 kph from the east.