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 snowfall 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 brings the highest temperatures, with an average high of 79°F (26.1°C) and an average low of 76.1°F (24.5°C).Humidity
In September, the average relative humidity is 77%.Rainfall
The month with the least rainfall in Pūlehu is September, when the rain falls for 8.1 days and typically collects 0.43" (11mm) of precipitation.Snowfall
September is the only month when snow falls. September has the most snowfall days of the year in Pūlehu, Hawaii. Snow falls for 0.1 days.Daylight
In September, the average length of the day in Pūlehu, Hawaii, is 12h and 15min.On the first day of September, sunrise is at 6:09 am and sunset at 6:40 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 6:13 pm HST.
Sunshine
In September, the average sunshine is 9.5h.UV index
September is the month with the highest UV index in Pūlehu, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the UV index of 7 transforms into the following advice:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Enhance your sun protection with tightly woven, yet airy clothing. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Frequently asked questions
What is the hottest time of year in Pūlehu?
What are September temperatures in Pūlehu?
What is the average humidity in September in Pūlehu?
What is the driest month in Pūlehu?
How many days does it rain in September in Pūlehu?
When does it snow the most in Pūlehu?
When does it start to snow in Pūlehu?
How many hours of daylight does Pūlehu have in September?
When is the sunrise / sunset in September in Pūlehu?
How many hours of sunshine does Pūlehu have in September?
When is the highest UV index in Pūlehu?
What is the UV index reading in September in Pūlehu?
Average temperature in September
Pūlehu, HI
- Average high temperature in September: 79°F
The warmest month (with the highest average high temperature) is September (79°F).
The month with the lowest average high temperature is March (72.9°F).
- Average low temperature in September: 76.1°F
The month with the highest average low temperature is September (76.1°F).
The coldest month (with the lowest average low temperature) is March (69.8°F).
Average pressure in September
Pūlehu, HI
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is April (30.06"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).
Average wind speed in September
Pūlehu, HI
- Average wind speed in September: 12.6mph
The windiest month (with the highest average wind speed) is June (14.4mph).
The calmest month (with the lowest average wind speed) is January (10.9mph).
Average humidity in September
Pūlehu, HI
- Average humidity in September: 77%
The months with the highest relative humidity are July and August (78%).
The months with the lowest relative humidity are January and February (76%).
Average rainfall in September
Pūlehu, HI
- Average rainfall in September: 0.43"
The wettest month (with the highest rainfall) is October (2.17").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days in September
Pūlehu, HI
- Average rainfall days in September: 8.1 days
The month with the highest number of rainy days is March (14.1 days).
The month with the least rainy days is September (8.1 days).
Average snowfall days in September
Pūlehu, HI
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Pūlehu, 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 54min).
- Average sunshine in September: 9h and 3min
The months with the most sunshine are June and July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in September
Pūlehu, HI
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is November (11.2 days).
Average UV index in September
Pūlehu, 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
Pūlehu, HI
- Average cloud cover in September: 23
The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is September (Cloud cover 23).
Average visibility in September
Pūlehu, 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).
Pūlehu, Hawaii, USA
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