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 onset of September notes an average high-temperature of a still tropical 30.8°C (87.4°F), subtly shifted from August's 30°C (86°F). During September, the average low-temperature in Lette is a moderately hot 24.6°C (76.3°F).Heat index
For September, the heat index is evaluated at a fiery hot 36°C (96.8°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. Rising body temperatures due to excess heat retention could signify impending heat disorders.
Humidity
September and October, with an average relative humidity of 67%, are the least humid months.Rainfall
The months with the least rainfall are August and September Rain falls for 8.6 days and accumulates 19mm (0.75") of rain.Daylight
In September, the average length of the day in Lette is 12h and 5min.On the first day of the month, sunrise is at 06:01 and sunset at 18:02. On the last day of September, sunrise is at 05:47 and sunset at 17:56 WITA.
Sunshine
September and December, with an average of 10.1h of sunshine, are months with the most sunshine in Lette.UV index
February through December, with an average maximum UV index of 7, are months with the highest UV index in Lette. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 7 translates into these guidelines:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Frequently asked questions
How hot is it in Lette in September?
What are the least humid months in Lette?
What is the average humidity in September in Lette?
What is the driest month in Lette?
How much does it rain in Lette in September?
How many hours of daylight does Lette have in September?
What time are sunrise and sunset in September in Lette?
What are the months with the most sunshine in Lette?
How long on average sun shines in September in Lette?
What is the month with the highest UV index in Lette?
What is the UV index reading in September in Lette?
Average temperature in September
Lette, Indonesia
- Average high temperature in September: 30.8°C
The warmest month (with the highest average high temperature) is October (31.1°C).
The month with the lowest average high temperature is January (28.7°C).
- Average low temperature in September: 24.6°C
The month with the highest average low temperature is November (26.4°C).
The coldest month (with the lowest average low temperature) is August (23.9°C).
Average pressure in September
Lette, Indonesia
- Average pressure in September: 1010.5mbar
The month with the highest atmospheric pressure is August (1010.7mbar).
The month with the lowest atmospheric pressure is December (1008.4mbar).
Average wind speed in September
Lette, Indonesia
- Average wind speed in September: 9.9km/h
The windiest month (with the highest average wind speed) is August (10km/h).
The calmest month (with the lowest average wind speed) is May (7.4km/h).
Average humidity in September
Lette, Indonesia
- Average humidity in September: 67%
The months with the highest relative humidity are January, February, April and May (77%).
The months with the lowest relative humidity are September and October (67%).
Average rainfall in September
Lette, Indonesia
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is January (194mm).
The driest months (with the least rainfall) are August and September (19mm).
Average rainfall days in September
Lette, Indonesia
- Average rainfall days in September: 8.6 days
The month with the highest number of rainy days is December (27 days).
The month with the least rainy days is August (7.8 days).
Average daylight in September /
Average sunshine in September
Lette, Indonesia
- Average daylight in September: 12h and 1min
The month with the longest days is December (Average daylight: 12h and 24min).
The month with the shortest days is June (Average daylight: 11h and 48min).
- Average sunshine in September: 10h and 1min
The months with the most sunshine are September and December (Average sunshine: 10h and 6min).
The month with the least sunshine is May (Average sunshine: 6h and 54min).
Average sunshine days in September
Lette, Indonesia
- Average sunshine days in September: 20.1 days
The month with the most sunshine days is August (21.1 days).
The month with the least sunshine days is December (3.1 days).
Average UV index in September
Lette, Indonesia
- Average UV index in September: 7
The months with the highest UV index are February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The month with the lowest UV index is January (UV index 6).
Average cloud cover in September
Lette, Indonesia
- Average cloud cover in September: 16
The month with the most cloud cover is January (Cloud cover 45).
The months with the least cloud cover are August and September (Cloud cover 16).
Average visibility in September
Lette, Indonesia
- 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).
Lette, Indonesia
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