World Resorts USA Hilo

Hilo Monthly Weather Averages

Please click on any column to get detailed information about Hilo weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

The warmest month in Hilo is august. The average daily temp is 78.8°F. The average nightly temp is 72.1°F.

Sea water temperature, °F

The warmest sea temperature usually observed in September. Average daily sea water temperature during this month is 80.4°F.

Precipitation total, in.

June is the month with least precipitations during the year. The average precipitation totals for this month is 1.3 in. The month with most precipitation total is February.

Number of rainy days

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
Sunny, partly cloudy and cloudy days
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.

* Charts above show average data for the last 3 years.

Best time for vacation in Hilo

Sunniest months:
January 19 days
October 17 days
September 16 days
Warmest months:
August 78.6 °F
September 78.5 °F
July 78.1 °F
Warmest sea temp:
September 80.4 °F
October 80.0 °F
August 79.8 °F
Coldest months:
April 73.3 °F
March 73.3 °F
February 73.4 °F
Rainiest months:
March 6 days
December 5 days
November 5 days
Windiest months:
August 8.4 mph
March 8.4 mph
April 8.2 mph

Hilo on a weather map

Hilo
+64°F
W 5 mph
Feels like: +64°F
Precip.: 100%
Places in USA:
Name
°F
+48°F
+54°F
+72°F
+72°F
+66°F
+59°F
+77°F
+52°F
+68°F
+59°F
+54°F
+70°F
+70°F
+73°F
+52°F
24 Hours Forecast
Hilo
Local time: 00:23
May 04, saturday
0300
68°F
W
6 mph
0600
68°F
W
4 mph
0900
70°F
W
6 mph
1200
68°F
W
9 mph
1500
68°F
W
9 mph
1800
70°F
W
7 mph
2100
68°F
W
6 mph
May 05, sunday
0000
68°F
W
4 mph
Units of measurement: °C / °F