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
The shift into September finds Hienghene at an average high-temperature of a still agreeable 22.7°C (72.9°F), closely comparable to August's conditions. Hienghene observes a consistent average low-temperature of 18.7°C (65.7°F) throughout September nights.Humidity
The least humid month in Hienghene is September, with an average relative humidity of 75%.Rainfall
September is the month with the least rainfall. Rain falls for 9.5 days and accumulates 27mm (1.06") of precipitation.Sea temperature
In September, the average sea temperature is 23.6°C (74.5°F).Note: People sensitive to cold might find swimming in 23.6°C (74.5°F) challenging. However, conditions like sunshine, wind, and ambient temperature play a significant role in the overall comfort. Wetsuits, while optional, might be beneficial.
Daylight
In Hienghene, the average length of the day in September is 11h and 59min.On the first day of September in Hienghene, sunrise is at 06:08 and sunset at 17:51. On the last day of the month, sunrise is at 05:42 and sunset at 17:58 +11.
Sunshine
The average sunshine in September in Hienghene is 7.7h.UV index
The months with the highest UV index are January through July, September through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.Note: During September, 6 as the daily maximum UV index converts into the following advice:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Opt for tightly woven and loose clothing to enhance protection from the Sun. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
Frequently asked questions
What is the average September temperature in Hienghene?
What is the least humid month in Hienghene?
What is the average humidity in September in Hienghene?
What is the driest month in Hienghene?
How many days does it rain in September in Hienghene?
How warm is the water in September in Hienghene?
What is the average length of the day in September in Hienghene?
When is the sunrise / sunset in September in Hienghene?
How long on average sun shines in September in Hienghene?
What are the months with the highest UV index in Hienghene?
How high is the UV index in September in Hienghene?
Average temperature in September
Hienghene, New Caledonia
- Average high temperature in September: 22.7°C
The warmest month (with the highest average high temperature) is February (27.3°C).
The month with the lowest average high temperature is July (22°C).
- Average low temperature in September: 18.7°C
The month with the highest average low temperature is February (24.1°C).
The coldest month (with the lowest average low temperature) is August (18.2°C).
Average pressure in September
Hienghene, New Caledonia
- Average pressure in September: 1016.4mbar
The months with the highest atmospheric pressure are July and August (1016.5mbar).
The month with the lowest atmospheric pressure is February (1007.8mbar).
Average wind speed in September
Hienghene, New Caledonia
- Average wind speed in September: 14.4km/h
The windiest months (with the highest average wind speed) are April and November (16.7km/h).
The calmest month (with the lowest average wind speed) is August (13.8km/h).
Average humidity in September
Hienghene, New Caledonia
- Average humidity in September: 75%
The months with the highest relative humidity are March and April (81%).
The month with the lowest relative humidity is September (75%).
Average rainfall in September
Hienghene, New Caledonia
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is February (121mm).
The driest month (with the least rainfall) is September (27mm).
Average rainfall days in September
Hienghene, New Caledonia
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is March (24.2 days).
The month with the least rainy days is September (9.5 days).
Average sea temperature in September
Hienghene, New Caledonia
- Average sea temperature in September: 23.6°C
The best month for swimming (with the highest average sea temperature) is February (28.3°C).
The coldest month (with the lowest average sea temperature) is August (23.3°C).
Average daylight in September /
Average sunshine in September
Hienghene, New Caledonia
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in September: 7h and 4min
The months with the most sunshine are February and November (Average sunshine: 9h and 24min).
The month with the least sunshine is April (Average sunshine: 5h and 36min).
Average sunshine days in September
Hienghene, New Caledonia
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is August (15.7 days).
The month with the least sunshine days is February (3.5 days).
Average UV index in September
Hienghene, New Caledonia
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, May, June, July, September, October, November and December (UV index 6).
The month with the lowest UV index is August (UV index 5).
Average cloud cover in September
Hienghene, New Caledonia
- Average cloud cover in September: 35
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is September (Cloud cover 35).
Average visibility in September
Hienghene, New Caledonia
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Hienghene, New Caledonia
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