Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September registers as the month with the highest average temperatures, reaching 79.7°F (26.5°C) at its peak and 75.9°F (24.4°C) at the lowest.Humidity
In Kukuiula, the average relative humidity in September is 76%.Rainfall
In September, in Kukuiula, the rain falls for 18.7 days. Throughout September, 1.54" (39mm) of precipitation is accumulated. In Kukuiula, during the entire year, the rain falls for 218.4 days and collects up to 22.13" (562mm) of precipitation.Daylight
In September, the average length of the day in Kukuiula is 12h and 16min.On the first day of September in Kukuiula, sunrise is at 6:21 am and sunset at 6:54 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 6:26 pm HST.
Sunshine
In September, the average sunshine in Kukuiula, Hawaii, is 8.7h.UV index
With an average maximum UV index of 7, September is the month with the highest UV index in Kukuiula. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.Note: A maximum high UV index of 7 in September translates into the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Frequently asked questions
What time of the year is the hottest in Kukuiula?
What is the average September temperature in Kukuiula?
What is the average humidity in September in Kukuiula?
How much does it rain in Kukuiula in September?
How many hours of daylight does Kukuiula have in September?
When are sunrise and sunset in September in Kukuiula?
How long on average sun shines in September in Kukuiula?
When is the highest UV index in Kukuiula?
What is the UV index intensity in September in Kukuiula?
Average temperature in September
Kukuiula, HI
- Average high temperature in September: 79.7°F
The warmest month (with the highest average high temperature) is September (79.7°F).
The months with the lowest average high temperature are February and March (73.2°F).
- Average low temperature in September: 75.9°F
The month with the highest average low temperature is September (75.9°F).
The coldest month (with the lowest average low temperature) is February (68.5°F).
Average pressure in September
Kukuiula, HI
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is April (30.07"Hg).
The months with the lowest atmospheric pressure are September and October (29.98"Hg).
Average wind speed in September
Kukuiula, HI
- Average wind speed in September: 11.1mph
The windiest month (with the highest average wind speed) is July (12.3mph).
The calmest month (with the lowest average wind speed) is January (10mph).
Average humidity in September
Kukuiula, HI
- Average humidity in September: 76%
The months with the highest relative humidity are June, July, August, October and December (77%).
The month with the lowest relative humidity is January (75%).
Average rainfall in September
Kukuiula, HI
- Average rainfall in September: 1.54"
The wettest month (with the highest rainfall) is March (2.52").
The driest month (with the least rainfall) is April (1.3").
Average rainfall days in September
Kukuiula, HI
- Average rainfall days in September: 18.7 days
The month with the highest number of rainy days is August (21.1 days).
The month with the least rainy days is January (12.5 days).
Average daylight in September /
Average sunshine in September
Kukuiula, HI
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 48min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is June (Average sunshine: 9h and 42min).
The month with the least sunshine is November (Average sunshine: 6h and 12min).
Average sunshine days in September
Kukuiula, HI
- Average sunshine days in September: 5.3 days
The month with the most sunshine days is January (12.8 days).
The month with the least sunshine days is August (2.9 days).
Average UV index in September
Kukuiula, HI
- Average UV index in September: 7
The month with the highest UV index is September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, October, November and December (UV index 6).
Average cloud cover in September
Kukuiula, HI
- Average cloud cover in September: 38
The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are January and September (Cloud cover 38).
Average visibility in September
Kukuiula, HI
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Kukuiula, Hawaii, USA
Weather forecast for your location
2. Allow the app to use your location
