World Resorts USA Kailua Kona Weather

Kailua Kona weather in September

Weather in Kailua Kona: September

Average day temperature: 82.6°F
Average night temperature: 76.8°F
Sea water temperature: 81.4°F
Number of sunny days: 16 days
Day length: 12.0 - 12.5 hours
Number of rainy days: 3 days
Precipitation totals: 2.4 in.

Air temperature in September, °F

Show year:
2024
2023
2022

The highest day temperature during September of 2024 was 82°F. At the same time the lowest night temperature was 75°F. Day and night temperature averages during September were 80.0°F and 76.6°F.

Sea water temperature in Kailua Kona in September, °F

Show year:
2024
2023
2022

The average sea water temperature in September of 2024 was 81.0°F. The highest and lowest sea temperatures during the month were 81.7°F and 80.6°F.

Sunny, partly cloudy and cloudy days

Number of sunny, partly cloudy and cloudy days in September is almost equal.

Precipitation total in September, in.

Precipitation total value in Kailua Kona in September is 2.4 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 5.9 mph It makes September one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 6.4.

Best time for vacation in Kailua Kona

Sunniest months:
January 24 days
February 21 days
November 21 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 77.5 °F
March 78.1 °F
Rainiest months:
September 3 days
May 3 days
November 2 days
Windiest months:
May 7.0 mph
April 6.8 mph
June 6.6 mph

Kailua Kona on a weather map

Kailua Kona
+75°F
E 2 mph
Feels like: +79°F
Precip.: 0%
Places in USA:
Name
°F
+48°F
+50°F
+75°F
+75°F
+59°F
+70°F
+77°F
+70°F
+46°F
+63°F
+57°F
+73°F
+72°F
+66°F
+34°F
24 Hours Forecast
Kailua Kona
Local time: 08:48
November 21, thursday
0900
75°F
E
2 mph
1200
77°F
E
7 mph
1500
75°F
E
3 mph
1800
73°F
N
4 mph
2100
73°F
N
4 mph
November 22, friday
0000
73°F
E
2 mph
0300
73°F
S
6 mph
0600
72°F
S
5 mph
Units of measurement: °C / °F