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

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
13
26
39
52
65
78
91
104
73.3
75.2
76.5
77.0
77.4
76.6
74.9
73.3
72.0
72.5
72.5
73.9
68.1
70.0
71.8
72.4
71.9
71.0
69.5
68.7
67.0
66.9
66.0
66.7
Day temperature   
Night temperature

The warmest month in Hilo is august. The average daily temp is 77.4°F. The average nightly temp is 71.9°F.

Sea water temperature, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
13
26
39
52
65
78
91
104
77.5
79.1
80
80.4
79.8
79
78.1
77.3
76.2
75.8
76.1
76.5

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

Precipitation total, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.1
2.1
3.2
4.3
5.3
6.4
7.5
4.3
4.2
3.2
2.4
3.4
2.3
1.4
2.3
3.4
4.9
6.2
4

June is the month with least precipitations during the year. The average precipitation totals for this month is 1.4 in. The month with most precipitation total is February.

Number of rainy days

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
1
2
3
4
5
6
7
8
6
5
5
4
4
4
2
4
5
7
6
5

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
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
1
2
3
4
5
6
7
8
9
6.7
6.8
6.3
6.8
7.5
7
6.5
6.8
7.2
8
7.7
7.2
Sunny, partly cloudy and cloudy days
1
2
3
4
5
6
7
8
9
10
11
12
0
5
10
15
20
25
30
35
13
13
11
10
11
12
10
14
14
15
11
8
10
10
11
11
12
11
11
9
9
9
9
9
8
7
9
9
8
8
9
9
7
7
8
14
Cloudy days   
Partly cloudy days   
Sunny days
Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
1
2
3
4
5
6
7
8
5.3
5.4
5.8
6.1
5.9
5.9
6.3
4.8
4.6
5.1
5.1
6.7

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 18 days
October 16 days
June 15 days
Warmest months:
August 78.3 °F
September 78.3 °F
October 78.0 °F
Warmest sea temp:
September 80.4 °F
October 80.0 °F
August 79.8 °F
Coldest months:
March 73.2 °F
April 73.3 °F
February 73.5 °F
Rainiest months:
March 6 days
November 5 days
February 5 days
Windiest months:
March 8.5 mph
August 8.3 mph
April 8.2 mph

Hilo on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
Boston
+57°F
Washington
+72°F
Hawaii
+73°F
Honolulu
+73°F
Las Vegas
+48°F
Los Angeles
+54°F
Miami
+75°F
New York
+66°F
Orlando
+73°F
San Diego
+54°F
San Francisco
+52°F
Sarasota
+72°F
Tampa
+73°F
Houston
+73°F
Chicago
+39°F
all places
24 Hours Forecast
Hilo
Local time: 22:09
April 04, friday
0000
70°F
NW
10 mph
0300
70°F
NW
10 mph
0600
70°F
NW
9 mph
0900
72°F
NW
11 mph
1200
73°F
NW
15 mph
1500
73°F
NW
13 mph
1800
72°F
NW
11 mph
2100
70°F
NW
11 mph
Units of measurement: °C / °F