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
The coldest months are July through September, with an average high-temperature of 27.7°C (81.9°F).Heat index
The heat index in September is calculated to be a hot 31°C (87.8°F). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.In the scope of the heat index, its values resonate with shade and light wind conditions. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'feels like' or 'real feel', melds the effects of warmth and moisture to generate a feeling of heat. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Humidity
June through September, with an average relative humidity of 78%, are the most humid months.Rainfall
In September, in Kolopopo, the rain falls for 20.8 days. Throughout September, 82mm (3.23") of precipitation is accumulated. In Kolopopo, during the entire year, the rain falls for 285.2 days and collects up to 2066mm (81.34") of precipitation.Daylight
In September, the average length of the day is 12h and 2min.On the first day of the month, sunrise is at 05:48 and sunset at 17:40. On the last day of September, sunrise is at 05:27 and sunset at 17:41 +12.
Sunshine
In September, the average sunshine is 7.6h.UV index
January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the maximum UV index of 7 suggests this advice:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. 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. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
What are September temperatures?
What are the most humid months?
What is the average humidity in September?
How many days does it rain in September in Kolopopo?
How many hours of daylight does Kolopopo have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Kolopopo have in September?
What are the months with the highest UV index in Kolopopo?
What are the months with the lowest UV index?
What is the UV index reading in September?
Average temperature in September
Kolopopo, Wallis and Futuna
- Average high temperature in September: 27.7°C
The warmest months (with the highest average high temperature) are February and March (29.1°C).
The months with the lowest average high temperature are July, August and September (27.7°C).
- Average low temperature in September: 26.9°C
The month with the highest average low temperature is March (28.2°C).
The coldest month (with the lowest average low temperature) is August (26.8°C).
Average pressure in September
Kolopopo, Wallis and Futuna
- Average pressure in September: 1011.9mbar
The month with the highest atmospheric pressure is September (1011.9mbar).
The month with the lowest atmospheric pressure is January (1007.1mbar).
Average wind speed in September
Kolopopo, Wallis and Futuna
- Average wind speed in September: 25.4km/h
The windiest month (with the highest average wind speed) is July (27.2km/h).
The calmest month (with the lowest average wind speed) is March (17.2km/h).
Average humidity in September
Kolopopo, Wallis and Futuna
- Average humidity in September: 78%
The months with the highest relative humidity are June, July, August and September (78%).
The month with the lowest relative humidity is March (75%).
Average rainfall in September
Kolopopo, Wallis and Futuna
- Average rainfall in September: 82mm
The wettest month (with the highest rainfall) is February (405mm).
The driest month (with the least rainfall) is August (67mm).
Average rainfall days in September
Kolopopo, Wallis and Futuna
- Average rainfall days in September: 20.8 days
The month with the highest number of rainy days is December (28.2 days).
The month with the least rainy days is July (19.1 days).
Average daylight in September /
Average sunshine in September
Kolopopo, Wallis and Futuna
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 12h and 54min).
The month with the shortest days is June (Average daylight: 11h and 24min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is January (Average sunshine: 9h and 18min).
The months with the least sunshine are June and July (Average sunshine: 5h and 42min).
Average sunshine days in September
Kolopopo, Wallis and Futuna
- Average sunshine days in September: 6.8 days
The month with the most sunshine days is July (9.3 days).
The month with the least sunshine days is December (1.5 days).
Average UV index in September
Kolopopo, Wallis and Futuna
- Average UV index in September: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in September
Kolopopo, Wallis and Futuna
- Average cloud cover in September: 46
The month with the most cloud cover is August (Cloud cover 49).
The months with the least cloud cover are March, April and May (Cloud cover 44).
Average visibility in September
Kolopopo, Wallis and Futuna
- Average visibility in September: 10km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and December (9km).
Kolopopo, Wallis and Futuna
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