September weather forecast
Simarito, Indonesia

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Weather in September

September, the first month of the autumn in Simarito, is still a warm month, with an average temperature ranging between min 20.7°C (69.3°F) and max 29.2°C (84.6°F).

Temperature

The arrival of September denotes a barely perceptible change in the average high-temperatures to a moderately hot 29.2°C (84.6°F) from August's 30°C (86°F). Simarito throughout September, experiences an average nighttime temperature of 20.7°C (69.3°F).

Heat index

During September, the heat index is evaluated at a torrid 36°C (96.8°F). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
Keep in mind the heat index values are meant for areas in shade and with light wind. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
In response to overheating, the human body perspires to cool down, mainly through the evaporation of sweat. When there is abundant moisture in the air, the body's cooling through the evaporation process becomes less effective, leading to the sensation of overheating. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

The average relative humidity in September in Simarito is 83%.

Rainfall

In Simarito, during September, the rain falls for 25.4 days and regularly aggregates up to 158mm (6.22") of precipitation. Throughout the year, in Simarito, Indonesia, there are 317.9 rainfall days, and 2279mm (89.72") of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 8min.
On the first day of September in Simarito, sunrise is at 06:18 and sunset at 18:28. On the last day of the month, sunrise is at 06:10 and sunset at 18:16 WIB.

Sunshine

In Simarito, the average sunshine in September is 8.1h.

UV index

January through December, with an average maximum UV index of 6, are months with the highest UV index. January through December, with an average maximum UV index of 6, are months with the lowest UV index in Simarito. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 6 in September transforms into the following instructions:
Shun overexposure. Protection from sun ravages is indispensable. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

How hot is it in Simarito in September?

In September, in Simarito, the average high-temperature is 29.2°C (84.6°F), and the average low-temperature is 20.7°C (69.3°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in September is evaluated at 36°C (96.8°F).

What is the average humidity in September in Simarito?

In Simarito, the average relative humidity in September is 83%.

How much does it rain in Simarito in September?

In Simarito, Indonesia, during September, the rain falls for 25.4 days and regularly aggregates up to 158mm (6.22") of precipitation.

What is the average length of the day in September in Simarito?

The average day length in September in Simarito, Indonesia, is 12h and 8min.

When are sunrise and sunset in September in Simarito?

On the first day of September in Simarito, sunrise is at 06:18 and sunset at 18:28. On the last day of the month, sunrise is at 06:10 and sunset at 18:16 WIB.

How many hours of sunshine does Simarito have in September?

In Simarito, the average sunshine duration in September is 8.1h.

When is the highest UV index in Simarito?

The months with the highest UV index are January through December, with an average maximum UV index of 6.

What are the months with the lowest UV index in Simarito?

The months with the lowest UV index are January through December, with an average maximum UV index of 6.

How high is the UV index in September in Simarito?

In Simarito, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Simarito, Indonesia

Average temperature in September - Simarito, Indonesia
  • Average high temperature in September: 29.2°C

The warmest month (with the highest average high temperature) is June (30.1°C).
The month with the lowest average high temperature is December (27.7°C).

  • Average low temperature in September: 20.7°C

The month with the highest average low temperature is May (21.3°C).
The coldest month (with the lowest average low temperature) is January (20°C).

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Average pressure in September
Simarito, Indonesia

Average pressure in September - Simarito, Indonesia
  • Average pressure in September: 1010.6mbar

The month with the highest atmospheric pressure is January (1010.8mbar).
The month with the lowest atmospheric pressure is May (1009.6mbar).

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Average wind speed in September
Simarito, Indonesia

Average wind speed in September - Simarito, Indonesia
  • Average wind speed in September: 4.3km/h

The windiest month (with the highest average wind speed) is February (4.8km/h).
The calmest month (with the lowest average wind speed) is November (4km/h).

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Average humidity in September
Simarito, Indonesia

Average humidity in September - Simarito, Indonesia
  • Average humidity in September: 83%

The months with the highest relative humidity are January, November and December (87%).
The months with the lowest relative humidity are June, July and August (82%).

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Average rainfall in September
Simarito, Indonesia

Average rainfall in September - Simarito, Indonesia
  • Average rainfall in September: 158mm

The wettest month (with the highest rainfall) is April (237mm).
The driest month (with the least rainfall) is February (127mm).

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Average rainfall days in September
Simarito, Indonesia

Average rainfall days in September - Simarito, Indonesia
  • Average rainfall days in September: 25.4 days

The month with the highest number of rainy days is December (29.3 days).
The month with the least rainy days is June (22.6 days).

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Average daylight in September /
Average sunshine in September
Simarito, Indonesia

Average daylight in September / Average sunshine in September - Simarito, Indonesia
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 18min).
The month with the shortest days is December (Average daylight: 12h and 0min).

  • Average sunshine in September: 8h and 1min

The months with the most sunshine are March and August (Average sunshine: 8h and 18min).
The months with the least sunshine are January and December (Average sunshine: 7h and 12min).

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Average sunshine days in September
Simarito, Indonesia

Average sunshine days in September - Simarito, Indonesia
  • Average sunshine days in September: 3.7 days

The month with the most sunshine days is June (6.1 days).
The month with the least sunshine days is December (0.8 days).

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Average UV index in September
Simarito, Indonesia

Average UV index in September - Simarito, Indonesia
  • Average UV index in September: 6

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).

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Average cloud cover in September
Simarito, Indonesia

Average cloud cover in September - Simarito, Indonesia
  • Average cloud cover in September: 42

The month with the most cloud cover is December (Cloud cover 52).
The months with the least cloud cover are June, July and August (Cloud cover 39).

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Average visibility in September
Simarito, Indonesia

Average visibility in September - Simarito, Indonesia
  • Average visibility in September: 8km

The months with the highest visibility are March, June, July, August, September, October and November (8km).
The months with the lowest visibility are January, February, April, May and December (7km).

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Simarito, Indonesia

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