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
With the onset of September, Laupahoehoe's average high-temperature clocks in at a still moderately hot 75.2°F (24°C), showing a minor fluctuation from the previous month. During September, Laupahoehoe's temperature shows a minor deviation from daytime highs, falling to a steady low-temperature average of 70°F (21.1°C).Humidity
In September, the average relative humidity in Laupahoehoe is 79%.Rainfall
In Laupahoehoe, Hawaii, in September, it is raining for 19.2 days, with typically 1.81" (46mm) of accumulated precipitation. Throughout the year, in Laupahoehoe, Hawaii, there are 227.7 rainfall days, and 27.83" (707mm) of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 14min.On the first day of September in Laupahoehoe, sunrise is at 6:05 am and sunset at 6:35 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 6:09 pm HST.
Sunshine
In Laupahoehoe, the average sunshine in September is 8.8h.UV index
May through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: An average UV index of 6 in September transforms into this advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What is the temperature in September in Laupahoehoe?
What is the average humidity in September in Laupahoehoe?
How much does it rain in Laupahoehoe in September?
What is the average length of the day in September in Laupahoehoe?
When are sunrise and sunset in September in Laupahoehoe?
How long on average sun shines in September in Laupahoehoe?
When is the highest UV index in Laupahoehoe?
What is the UV index intensity in September in Laupahoehoe?
Average temperature in September
Laupahoehoe, HI
- Average high temperature in September: 75.2°F
The warmest month (with the highest average high temperature) is August (75.4°F).
The month with the lowest average high temperature is March (69.6°F).
- Average low temperature in September: 70°F
The month with the highest average low temperature is September (70°F).
The coldest month (with the lowest average low temperature) is March (64°F).
Average pressure in September
Laupahoehoe, HI
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).
Average wind speed in September
Laupahoehoe, HI
- Average wind speed in September: 7mph
The windiest month (with the highest average wind speed) is August (7.6mph).
The calmest month (with the lowest average wind speed) is October (6.7mph).
Average humidity in September
Laupahoehoe, HI
- Average humidity in September: 79%
The month with the highest relative humidity is March (80%).
The months with the lowest relative humidity are January, May, June and July (78%).
Average rainfall in September
Laupahoehoe, HI
- Average rainfall in September: 1.81"
The wettest month (with the highest rainfall) is February (3.78").
The driest month (with the least rainfall) is June (1.1").
Average rainfall days in September
Laupahoehoe, HI
- Average rainfall days in September: 19.2 days
The month with the highest number of rainy days is March (22.9 days).
The month with the least rainy days is January (13.3 days).
Average daylight in September /
Average sunshine in September
Laupahoehoe, HI
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in September
Laupahoehoe, HI
- Average sunshine days in September: 2.5 days
The month with the most sunshine days is January (12.1 days).
The month with the least sunshine days is August (1.8 days).
Average UV index in September
Laupahoehoe, HI
- Average UV index in September: 6
The months with the highest UV index are May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March and April (UV index 5).
Average cloud cover in September
Laupahoehoe, HI
- Average cloud cover in September: 29
The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is January (Cloud cover 26).
Average visibility in September
Laupahoehoe, 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).
Laupahoehoe, Hawaii, USA
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