World Resorts USA Kailua Kona Weather

Summer weather in Kailua Kona

Weather in Kailua Kona in Summer

June July August
Average day temperature: 81.2°F 82.3°F 82.3°F
Average night temperature: 75.0°F 76.0°F 76.4°F
Sea water temperature: 79.2°F 80.1°F 80.9°F
Number of sunny days: 13 days 14 days 15 days
Day length: 13.2 - 13.3 h. 12.0 - 13.3 h. 12.5 - 13.0 h.
Number of rainy days: 1 day 2 days 2 days
Precipitation totals: 1.4 in. 1.6 in. 1.9 in.

Day & Night air temperature, °F

June
July
August
0
13
26
39
52
65
78
91
104
80.9
81.2
80.1
76.2
76.2
75.1
Day temperature   
Night temperature

Sea water temperature, °F

June
July
August
0
13
26
39
52
65
78
91
104
80.9
80.1
79.2

Precipitation total, in.

June
July
August
0.0
0.3
0.6
0.9
1.3
1.6
1.9
2.2
2.5
1.8
1.7
1.4
Sunny, partly cloudy and cloudy days
June
July
August
0
5
10
15
20
25
30
35
7
8
10
14
14
14
10
9
6
Cloudy days   
Partly cloudy days   
Sunny days
Wind speed, mph
June
July
August
0.0
1.1
2.1
3.2
4.3
5.4
6.4
7.5
8.6
5.9
5.7
6.2
Average sunny hours
June
July
August
0
1
2
3
4
5
6
7
8
7.4
7.4
6.2

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 Kailua Kona

Sunniest months:
January 23 days
December 21 days
February 20 days
Warmest months:
September 82.6 °F
July 82.3 °F
August 82.3 °F
Warmest sea temp:
September 81.4 °F
October 81.1 °F
August 80.9 °F
Coldest months:
January 77.1 °F
February 77.4 °F
March 78.0 °F
Rainiest months:
September 3 days
May 3 days
July 2 days
Windiest months:
May 7.0 mph
April 6.8 mph
June 6.6 mph

Kailua Kona on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+46°F
+61°F
+75°F
+75°F
+57°F
+59°F
+77°F
+55°F
+73°F
+54°F
+55°F
+77°F
+79°F
+75°F
+41°F
24 Hours Forecast
Kailua Kona
Local time: 17:28
April 04, friday
1800
73°F
NE
7 mph
2100
73°F
N
6 mph
April 05, saturday
0000
72°F
E
4 mph
0300
73°F
S
2 mph
0600
73°F
W
2 mph
0900
77°F
NE
7 mph
1200
79°F
E
9 mph
1500
75°F
E
10 mph
Units of measurement: °C / °F