September weather forecastLegok, Indonesia

September

Weather in September

The first month of the spring, September, is still a hot month in Legok, Indonesia, with temperature in the range of an average high of 31.8°C (89.2°F) and an average low of 23.7°C (74.7°F).

Temperature

With the advent of September, Legok experiences an average high-temperature of a still tropical 31.8°C (89.2°F), mirroring a close resemblance to the previous month. In Legok, September nights cool down to an average of 23.7°C (74.7°F).

Heat index

The heat index value during September is calculated to be an extremely hot 40°C (104°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
Consider that heat index readings are for situations in the shade and light wind. 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 'apparent temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. 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 remain especially vital for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

The months with the lowest humidity are September and October, with an average relative humidity of 71%.

Rainfall

In September, the rain falls for 17.2 days. Throughout September, 55mm (2.17") of precipitation is accumulated. In Legok, Indonesia, during the entire year, the rain falls for 292.5 days and collects up to 1468mm (57.8") of precipitation.

Daylight

The average length of the day in September is 12h and 4min.
On the first day of September in Legok, sunrise is at 05:53 and sunset at 17:53. On the last day of the month, sunrise is at 05:38 and sunset at 17:48 WIB.

Sunshine

In Legok, the average sunshine in September is 9.1h.

UV index

The months with the highest UV index are February through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: An average maximum UV index of 7 in September leads to these recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

September temperatures vary between a high-temperature of 31.8°C (89.2°F) and a low-temperature of 23.7°C (74.7°F). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 40°C (104°F).

The months with the lowest humidity are September and October, with an average relative humidity of 71%.

The average relative humidity in September is 71%.

In Legok, during September, the rain falls for 17.2 days and regularly aggregates up to 55mm (2.17") of precipitation.

In Legok, the average day length in September is 12h and 4min.

On the first day of September, sunrise is at 05:53 and sunset at 17:53. On the last day of the month, sunrise is at 05:38 and sunset at 17:48 WIB.

In Legok, the average sunshine duration in September is 9.1h.

The months with the highest UV index are February through December, with an average maximum UV index of 7.

In Legok, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Legok, Indonesia

  • Average high temperature in September: 31.8°C

The warmest month (with the highest average high temperature) is October (32.2°C).
The month with the lowest average high temperature is January (29.8°C).

  • Average low temperature in September: 23.7°C

The month with the highest average low temperature is May (24.8°C).
The coldest month (with the lowest average low temperature) is August (23.1°C).

Average pressure in September
Legok, Indonesia

  • Average pressure in September: 1011.1mbar

The month with the highest atmospheric pressure is September (1011.1mbar).
The month with the lowest atmospheric pressure is December (1009.3mbar).

Average wind speed in September
Legok, Indonesia

  • Average wind speed in September: 5.2km/h

The windiest month (with the highest average wind speed) is January (9.4km/h).
The calmest month (with the lowest average wind speed) is August (5km/h).

Average humidity in September
Legok, Indonesia

  • Average humidity in September: 71%

The months with the highest relative humidity are February and March (80%).
The months with the lowest relative humidity are September and October (71%).

Average rainfall in September
Legok, Indonesia

  • Average rainfall in September: 55mm

The wettest month (with the highest rainfall) is March (189mm).
The driest month (with the least rainfall) is August (45mm).

Average rainfall days in September
Legok, Indonesia

  • Average rainfall days in September: 17.2 days

The month with the highest number of rainy days is January (29.4 days).
The month with the least rainy days is August (14.3 days).

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

  • Average daylight in September: 12h and 6min

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 48min).

  • Average sunshine in September: 9h and 6min

The month with the most sunshine is December (Average sunshine: 9h and 12min).
The months with the least sunshine are June and July (Average sunshine: 7h and 0min).

Average sunshine days in September
Legok, Indonesia

  • Average sunshine days in September: 9.9 days

The month with the most sunshine days is August (14 days).
The month with the least sunshine days is February (0.7 days).

Average UV index in September
Legok, 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
Legok, Indonesia

  • Average cloud cover in September: 29

The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in September
Legok, Indonesia

  • Average visibility in September: 10km

The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).