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
September's advent presents an average high-temperature of a still moderately hot 27.1°C (80.8°F), indicating a slight variation from the conditions of the previous month. A consistent average low of 25.2°C (77.4°F) is noted in Passo throughout September, only a small step down from its daytime high.Heat index
The heat index for September is computed to be a hot 30°C (86°F). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.Given the heat index, its values are aligned with shaded sites and gentle winds. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Humidity
In Passo, the average relative humidity in September is 80%.Rainfall
The months with the least rainfall are September and October Rain falls for 19.4 days and accumulates 59mm (2.32") of rain.Sea temperature
In Passo, in September, the average water temperature is 27.5°C (81.5°F).Note: For engaging in water activities including swimming and diving, temperatures from 25°C (77°F) to 29°C (84.2°F) are perceived as perfect, providing pleasure for extended durations.
Daylight
In September, the average length of the day in Passo, Indonesia, is 12h and 5min.On the first day of the month, sunrise is at 06:25 and sunset at 18:28. On the last day of September, in Passo, sunrise is at 06:12 and sunset at 18:21 WIT.
Sunshine
In Passo, the average sunshine in September is 7.4h.UV index
January through May, August through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 7 in September translates into these instructions:
Fend off overexposure. Sun protection is vital. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be careful! The Sun's UV radiation is accentuated by reflecting off sand and water.
Frequently asked questions
What are September temperatures in Passo?
What is the average humidity in September in Passo?
What is the driest month in Passo?
How much does it rain in Passo in September?
What is the water temperature in September in Passo?
How many hours of daylight does Passo have in September?
What time are sunrise and sunset in September in Passo?
How many hours of sunshine does Passo have in September?
What is the month with the highest UV index in Passo?
What is the UV index intensity in September in Passo?
Average temperature in September
Passo, Indonesia
- Average high temperature in September: 27.1°C
The warmest month (with the highest average high temperature) is December (29.5°C).
The month with the lowest average high temperature is August (26.6°C).
- Average low temperature in September: 25.2°C
The month with the highest average low temperature is December (27.3°C).
The coldest month (with the lowest average low temperature) is August (24.7°C).
Average pressure in September
Passo, Indonesia
- Average pressure in September: 1010.9mbar
The month with the highest atmospheric pressure is August (1011.1mbar).
The month with the lowest atmospheric pressure is December (1007.9mbar).
Average wind speed in September
Passo, Indonesia
- Average wind speed in September: 14.6km/h
The windiest month (with the highest average wind speed) is July (19.2km/h).
The calmest month (with the lowest average wind speed) is November (8.4km/h).
Average humidity in September
Passo, Indonesia
- Average humidity in September: 80%
The month with the highest relative humidity is July (82%).
The months with the lowest relative humidity are November and December (74%).
Average rainfall in September
Passo, Indonesia
- Average rainfall in September: 59mm
The wettest month (with the highest rainfall) is June (232mm).
The driest months (with the least rainfall) are September and October (59mm).
Average rainfall days in September
Passo, Indonesia
- Average rainfall days in September: 19.4 days
The month with the highest number of rainy days is March (27.5 days).
The month with the least rainy days is October (18.4 days).
Average sea temperature in September
Passo, Indonesia
- Average sea temperature in September: 27.5°C
The best month for swimming (with the highest average sea temperature) is December (30°C).
The coldest month (with the lowest average sea temperature) is August (27.2°C).
Average daylight in September /
Average sunshine in September
Passo, Indonesia
- Average daylight in September: 12h and 1min
The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 11h and 54min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is November (Average sunshine: 9h and 0min).
The month with the least sunshine is July (Average sunshine: 5h and 54min).
Average sunshine days in September
Passo, Indonesia
- Average sunshine days in September: 6.2 days
The month with the most sunshine days is October (7.8 days).
The month with the least sunshine days is April (2.1 days).
Average UV index in September
Passo, Indonesia
- Average UV index in September: 7
The months with the highest UV index are January, February, March, April, May, August, September, October, November and December (UV index 7).
The months with the lowest UV index are June and July (UV index 6).
Average cloud cover in September
Passo, Indonesia
- Average cloud cover in September: 49
The month with the most cloud cover is July (Cloud cover 60).
The month with the least cloud cover is November (Cloud cover 30).
Average visibility in September
Passo, Indonesia
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is April (9km).
Passo, Indonesia
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