Weather in Hilo in Summer
| June | July | August | ||||
| Average day temperature: | ||||||
| Average day temperature: | 76.6°F | 78.1°F | 78.6°F | |||
| Average night temperature: | ||||||
| Average night temperature: | 70.0°F | 71.6°F | 72.4°F | |||
| Sea water temperature: | ||||||
| Sea water temperature: | 78.2°F | 79.0°F | 79.8°F | |||
| Number of sunny days: | ||||||
| Number of sunny days: | 16 days | 15 days | 14 days | |||
| Day length: | ||||||
| Day length: | 13.3 - 13.3 h. | 11.9 - 13.3 h. | 12.5 - 13.0 h. | |||
| Number of rainy days: | ||||||
| Number of rainy days: | 2 days | 3 days | 4 days | |||
| Precipitation totals: | ||||||
| Precipitation totals: | 1.4 in. | 2.0 in. | 3.1 in. | |||
Day & Night air temperature, °F
Sea water temperature, °F
Precipitation total, in.
Sunny, partly cloudy and cloudy days
Wind speed, mph
Average sunny hours
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
Best time for vacation in Hilo
Hilo on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Hilo
Local time: 22:40
May 03, friday
0000
63°F
W
6 mph
6 mph
0300
63°F
SW
6 mph
6 mph
0600
63°F
W
6 mph
6 mph
0900
61°F
W
8 mph
8 mph
1200
63°F
W
8 mph
8 mph
1500
63°F
W
8 mph
8 mph
1800
64°F
SW
7 mph
7 mph
2100
68°F
W
7 mph
7 mph
