Measurements:
°C
°F
Hilo
72°F
N 6 mph
Feels like: 72°F
Precip: 0%
World Resorts USA Hilo Weather

Hilo Sea Water Temperature

Current Sea Water Temperature:
+80.8°F
Maximum Sea Water Temperature in December: 82.8°F
Minimum Sea Water Temperature in December: 77.8°F
Average water temperature in December: 80.5°F

Sea Water Temperature for the Last 10 Days:

December 22 80.8°F December 17 81.0°F
December 21 81.0°F December 16 80.8°F
December 20 80.8°F December 15 81.0°F
December 19 81.0°F December 14 81.2°F
December 18 80.8°F December 13 81.2°F

When is the Warmest Sea for Hilo?

According to our data for the last three years for Hilo the highest average sea water temperature was in September, October and August.

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Hilo was 83.5°F. The maximum and minimum values were 83.0°F and 84.0°F respectively.

Sea Water Temperature in October

Select Year: 2024 2023 2022

The average sea surface temperature in October 2024 for Hilo was 83.0°F. The maximum and minimum values were 82.0°F and 83.6°F respectively.

Sea Water Temperature in August

Select Year: 2024 2023 2022

The average sea surface temperature in August 2024 for Hilo was 83.0°F. The maximum and minimum values were 81.6°F and 84.0°F respectively.

Best Time to Visit Hilo
The most sunny months:
January 19 days
October 16 days
September 15 days
The most warm months:
August 81.5 °F
September 81.4 °F
October 81.1 °F
Warmest sea temperature:
September 83.7 °F
October 83.3 °F
August 83.1 °F
The most cold months:
April 75.9 °F
March 75.9 °F
February 76.0 °F
The most rainy months:
March 6 days
December 5 days
November 5 days
The most windy months:
March 8 mph
August 8 mph
April 8 mph

Hilo on the Weather Map

USA Resorts:
NAME
Boston +10
Chicago +20
Hawaii +78
Honolulu +78
Houston +46
Las Vegas +50
Los Angeles +54
Miami +62
New York +16
Orlando +50
San Diego +54
San Francisco +54
Sarasota +48
Tampa +46
Washington +20
24 Hours Weather Forecast
Hilo
Local time: 00:48
22 dec, sunday
0300 70°F
N
4 mph
0600 70°F
NE
3 mph
0900 76°F
N
4 mph
1200 80°F
W
7 mph
1500 78°F
W
7 mph
1800 76°F
SW
4 mph
2100 74°F
S
4 mph
23 dec, monday
0000 74°F
S
8 mph