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 sea temperature 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
August's transformation into September witnesses an average high-temperature of a still moderately hot 80.4°F (26.9°C), noting a minor change from the preceding month. Eleele's September nights observe a minor shift from the daytime temperatures, resulting in an average dip to a still moderately hot 76.3°F (24.6°C).Humidity
The months with the lowest humidity are January, May, September and November, with an average relative humidity of 74%.Rainfall
In Eleele, Hawaii, in September, during 13.3 rainfall days, 0.87" (22mm) of precipitation is typically accumulated. Throughout the year, in Eleele, there are 172.7 rainfall days, and 15.75" (400mm) of precipitation is accumulated.Ocean temperature
September is the month with the warmest seawater in Eleele, Hawaii, with an average ocean temperature of 80.4°F (26.9°C).Note: Water temperatures between 77°F (25°C) and 84.2°F (29°C) are regarded as very warm, ensuring all water activities are pleasurable for extended periods without feeling uneasy.
Daylight
In September, the average length of the day in Eleele is 12h and 16min.On the first day of September, 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 Eleele, Hawaii, the average sunshine in September is 9.3h.UV index
The months with the highest UV index are July through September, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, an average UV index of 7 transforms into the following instructions:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Notice! Sand and water reflections contribute to a stronger UV exposure.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Eleele in September?
What are the least humid months in Eleele?
What is the average humidity in September in Eleele?
How much does it rain in Eleele in September?
What month is the ocean warmest in Eleele?
What is the water temperature in September in Eleele?
How many hours of daylight does Eleele have in September?
When are sunrise and sunset in September in Eleele?
How long on average sun shines in September in Eleele?
What are the months with the highest UV index in Eleele?
How high is the UV index in September in Eleele?
Average temperature in September
Eleele, HI
- Average high temperature in September: 80.4°F
The warmest month (with the highest average high temperature) is August (80.8°F).
The months with the lowest average high temperature are February and March (73.4°F).
- Average low temperature in September: 76.3°F
The month with the highest average low temperature is September (76.3°F).
The coldest month (with the lowest average low temperature) is February (69.1°F).
Average pressure in September
Eleele, HI
- Average pressure in September: 29.98"Hg
The months with the highest atmospheric pressure are March and April (30.06"Hg).
The months with the lowest atmospheric pressure are September and October (29.98"Hg).
Average wind speed in September
Eleele, HI
- Average wind speed in September: 9.1mph
The windiest month (with the highest average wind speed) is March (10.7mph).
The calmest month (with the lowest average wind speed) is May (8.6mph).
Average humidity in September
Eleele, HI
- Average humidity in September: 74%
The months with the highest relative humidity are February, March, April, June, July, August, October and December (75%).
The months with the lowest relative humidity are January, May, September and November (74%).
Average rainfall in September
Eleele, HI
- Average rainfall in September: 0.87"
The wettest month (with the highest rainfall) is March (2.2").
The driest month (with the least rainfall) is July (0.63").
Average rainfall days in September
Eleele, HI
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is March (16.8 days).
The month with the least rainy days is January (11.5 days).
Average sea temperature in September
Eleele, HI
- Average sea temperature in September: 80.5°F
The best month for swimming (with the highest average sea temperature) is September (80.5°F).
The coldest month (with the lowest average sea temperature) is March (75.4°F).
Average daylight in September /
Average sunshine in September
Eleele, HI
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 48min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is November (Average sunshine: 7h and 6min).
Average sunshine days in September
Eleele, HI
- Average sunshine days in September: 11 days
The month with the most sunshine days is January (13.8 days).
The month with the least sunshine days is November (6.7 days).
Average UV index in September
Eleele, HI
- Average UV index in September: 7
The months with the highest UV index are July, August and September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, October, November and December (UV index 6).
Average cloud cover in September
Eleele, HI
- Average cloud cover in September: 28
The month with the most cloud cover is March (Cloud cover 35).
The months with the least cloud cover are January and September (Cloud cover 28).
Average visibility in September
Eleele, 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).
Eleele, Hawaii, USA
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