September weather forecast
Jamika, Indonesia

September

Weather in September

The first month of the spring, September, is still a warm month in Jamika, Indonesia, with an average temperature fluctuating between 29.1°C (84.4°F) and 19°C (66.2°F).

Temperature

With its high average temperature of 29.1°C (84.4°F) and a low of 19°C (66.2°F), September is regarded as the warmest month.

Heat index

Throughout September, the heat index is evaluated at a tropical 33°C (91.4°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Be advised, the heat index considers values for conditions in shade and with a light breeze. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

September is the least humid month, with an average relative humidity of 71%.

Rainfall

In Jamika, in September, during 19.2 rainfall days, 81mm (3.19") of precipitation is typically accumulated. Throughout the year, there are 306.1 rainfall days, and 2837mm (111.69") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 4min.
On the first day of the month, sunrise is at 05:50 and sunset at 17:49. On the last day of September, sunrise is at 05:34 and sunset at 17:44 WIB.

Sunshine

With an average of 9.2h of sunshine, September has the most sunshine of the year.

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. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: A typical high UV index of 6 in September suggests the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

What part of the year is the hottest?
September temperatures tend to peak at an average high of 29.1°C (84.4°F) and dip to a low of 19°C (66.2°F).
How hot is September?
The high-temperature, in September, in Jamika, records 29.1°C (84.4°F), while the low-temperature is 19°C (66.2°F). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, is evaluated at 33°C (91.4°F).
What is the least humid month in Jamika?
The least humid month in Jamika is September, with an average relative humidity of 71%.
What is the average humidity in September?
In Jamika, the average relative humidity in September is 71%.
How many days does it rain in September?
In Jamika, during September, the rain falls for 19.2 days and regularly aggregates up to 81mm (3.19") of precipitation.
What is the average length of the day in September?
The average day length in September is 12h and 4min.
What time are sunrise and sunset in September?
On the first day of September, sunrise is at 05:50 and sunset at 17:49. On the last day of the month, sunrise is at 05:34 and sunset at 17:44 WIB.
What month has the most sunshine in Jamika?
September has the most sunshine of the year, with an average of 9.2h of sunshine.
How long on average sun shines in September?
In September, the average sunshine duration is 9.2h.
What is the month with the highest UV index in Jamika?
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?
The months with the lowest UV index are January through December, with an average maximum UV index of 6.
What is the UV index reading in September?
In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Jamika, Indonesia
  • Average high temperature in September: 29.1°C

The warmest month (with the highest average high temperature) is September (29.1°C).
The month with the lowest average high temperature is January (25.6°C).

  • Average low temperature in September: 19°C

The month with the highest average low temperature is November (21.1°C).
The coldest month (with the lowest average low temperature) is July (18.6°C).

Average pressure in September
Jamika, Indonesia
  • Average pressure in September: 1011.4mbar

The month with the highest atmospheric pressure is September (1011.4mbar).
The month with the lowest atmospheric pressure is December (1009.3mbar).

Average wind speed in September
Jamika, Indonesia
  • Average wind speed in September: 5.3km/h

The windiest month (with the highest average wind speed) is January (6.5km/h).
The calmest month (with the lowest average wind speed) is April (4.3km/h).

Average humidity in September
Jamika, Indonesia
  • Average humidity in September: 71%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is September (71%).

Average rainfall in September
Jamika, Indonesia
  • Average rainfall in September: 81mm

The wettest month (with the highest rainfall) is December (386mm).
The driest month (with the least rainfall) is August (66mm).

Average rainfall days in September
Jamika, Indonesia
  • Average rainfall days in September: 19.2 days

The month with the highest number of rainy days is March (30.5 days).
The month with the least rainy days is August (16.5 days).

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

The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 42min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is September (Average sunshine: 9h and 12min).
The month with the least sunshine is July (Average sunshine: 6h and 48min).

Average sunshine days in September
Jamika, Indonesia
  • Average sunshine days in September: 8.4 days

The month with the most sunshine days is August (12.3 days).
The month with the least sunshine days is February (0.1 days).

Average UV index in September
Jamika, 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).

Average cloud cover in September
Jamika, Indonesia
  • Average cloud cover in September: 29

The months with the most cloud cover are January and February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in September
Jamika, Indonesia
  • Average visibility in September: 9km

The months with the highest visibility are August, September, October and November (9km).
The months with the lowest visibility are January, February, March, April, May, June, July and December (8km).

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