September weather forecastLunas, Malaysia

September

Weather in September

The first month of the autumn, September, is still a tropical month in Lunas, Malaysia, with an average temperature varying between 23.5°C (74.3°F) and 31.6°C (88.9°F).

Temperature

The transition into September shows a subtle variation to a still tropical 31.6°C (88.9°F) from August's 32.2°C (90°F) in the average high-temperature. Lunas's temperature lowers to a mean of 23.5°C (74.3°F) during the nights in September.

Heat index

September's average heat index is computed to be a blistering 42°C (107.6°F). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', represents the fusion of temperature and moisture in the air to suggest how warm it feels. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

In September, the average relative humidity is 78%.

Rainfall

In Lunas, Malaysia, in September, it is raining for 17.8 days, with typically 40mm (1.57") of accumulated precipitation. In Lunas, during the entire year, the rain falls for 220.1 days and collects up to 579mm (22.8") of precipitation.

Daylight

In September, the average length of the day is 12h and 9min.
On the first day of the month, sunrise is at 7:11 am and sunset at 7:24 pm. On the last day of September, sunrise is at 7:05 am and sunset at 7:10 pm +08.

Sunshine

In Lunas, Malaysia, the average sunshine in September is 8.6h.

UV index

January through October, with an average maximum UV index of 7, are months with the highest UV index in Lunas, Malaysia. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: The UV index of 7 in September translates into these instructions:
Skirt overexposure. People with light complexions might get scorched in under 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. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Frequently asked questions

The high-temperature, in September, in Lunas, records 31.6°C (88.9°F), while the low-temperature is 23.5°C (74.3°F). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is computed to be 42°C (107.6°F).

In September, the average relative humidity is 78%.

In Lunas, in September, during 17.8 rainfall days, 40mm (1.57") of precipitation is typically accumulated.

In Lunas, the average day length in September is 12h and 9min.

In September, on the first day of the month, sunrise is at 7:11 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 7:10 pm +08.

In Lunas, the average sunshine duration in September is 8.6h.

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

In Lunas, the average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health risk 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Lunas, Malaysia

  • Average high temperature in September: 31.6°C

The warmest months (with the highest average high temperature) are February and June (32.8°C).
The month with the lowest average high temperature is December (30.7°C).

  • Average low temperature in September: 23.5°C

The month with the highest average low temperature is May (24.3°C).
The coldest month (with the lowest average low temperature) is January (22.5°C).

Average pressure in September
Lunas, Malaysia

  • Average pressure in September: 1009.9mbar

The month with the highest atmospheric pressure is January (1010.7mbar).
The months with the lowest atmospheric pressure are May and June (1008.9mbar).

Average wind speed in September
Lunas, Malaysia

  • Average wind speed in September: 5km/h

The windiest months (with the highest average wind speed) are January and July (5.3km/h).
The calmest month (with the lowest average wind speed) is November (4.5km/h).

Average humidity in September
Lunas, Malaysia

  • Average humidity in September: 78%

The months with the highest relative humidity are November and December (84%).
The months with the lowest relative humidity are February and August (77%).

Average rainfall in September
Lunas, Malaysia

  • Average rainfall in September: 40mm

The wettest month (with the highest rainfall) is November (75mm).
The driest month (with the least rainfall) is June (32mm).

Average rainfall days in September
Lunas, Malaysia

  • Average rainfall days in September: 17.8 days

The month with the highest number of rainy days is December (23.8 days).
The month with the least rainy days is June (13.8 days).

Average daylight in September /
Average sunshine in September
Lunas, Malaysia

  • Average daylight in September: 12h and 6min

The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 48min).

  • Average sunshine in September: 8h and 36min

The months with the most sunshine are February and June (Average sunshine: 9h and 0min).
The month with the least sunshine is November (Average sunshine: 7h and 24min).

Average sunshine days in September
Lunas, Malaysia

  • Average sunshine days in September: 9.8 days

The month with the most sunshine days is June (14 days).
The month with the least sunshine days is December (4.8 days).

Average UV index in September
Lunas, Malaysia

  • Average UV index in September: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are November and December (UV index 6).

Average cloud cover in September
Lunas, Malaysia

  • Average cloud cover in September: 41

The month with the most cloud cover is November (Cloud cover 50).
The month with the least cloud cover is February (Cloud cover 33).

Average visibility in September
Lunas, Malaysia

  • Average visibility in September: 9km

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