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 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
September
Weather in September
Temperature
September welcomes an average high-temperature of a still hot 30.4°C (86.7°F), not much different from the preceding month. The average low-temperature, in September, is a moderately hot 25.1°C (77.2°F).Heat index
In September, the heat index is estimated at a fiery hot 38°C (100.4°F). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.In terms of the heat index, values are set with light wind and shade conditions in mind. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a composite of temperature and humidity figures to convey how warm it feels. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. 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-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.
Humidity
In September, the average relative humidity is 78%.Rainfall
In September, the rain falls for 22.5 days. Throughout September, 121mm (4.76") of precipitation is accumulated. In Kampung Jelutong, during the entire year, the rain falls for 257.2 days and collects up to 1418mm (55.83") of precipitation.Daylight
The average length of the day in September is 12h and 10min.On the first day of September, sunrise is at 7:11 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 7:10 pm +08.
Sunshine
In September, the average sunshine is 8.2h.UV index
January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index in Kampung Jelutong, Malaysia, are January through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: In September, an average UV index of 7 transforms into the following instructions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. 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 a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What is the average humidity in September?
How many days does it rain in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September in Kampung Jelutong?
What are the months with the highest UV index?
What are the months with the lowest UV index?
What is the UV index intensity in September?
Average temperature in September
Kampung Jelutong, Malaysia
- Average high temperature in September: 30.4°C
The warmest month (with the highest average high temperature) is March (32.5°C).
The month with the lowest average high temperature is December (29.6°C).
- Average low temperature in September: 25.1°C
The month with the highest average low temperature is May (25.8°C).
The coldest month (with the lowest average low temperature) is February (23.1°C).
Average pressure in September
Kampung Jelutong, Malaysia
- Average pressure in September: 1009.7mbar
The month with the highest atmospheric pressure is January (1010.6mbar).
The months with the lowest atmospheric pressure are May and June (1008.7mbar).
Average wind speed in September
Kampung Jelutong, Malaysia
- Average wind speed in September: 8.1km/h
The windiest month (with the highest average wind speed) is January (11.9km/h).
The calmest month (with the lowest average wind speed) is May (6.4km/h).
Average humidity in September
Kampung Jelutong, Malaysia
- Average humidity in September: 78%
The month with the highest relative humidity is November (83%).
The month with the lowest relative humidity is February (74%).
Average rainfall in September
Kampung Jelutong, Malaysia
- Average rainfall in September: 121mm
The wettest month (with the highest rainfall) is November (206mm).
The driest month (with the least rainfall) is February (44mm).
Average rainfall days in September
Kampung Jelutong, Malaysia
- Average rainfall days in September: 22.5 days
The month with the highest number of rainy days is November (27.1 days).
The month with the least rainy days is February (10.6 days).
Average daylight in September /
Average sunshine in September
Kampung Jelutong, Malaysia
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 48min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is February (Average sunshine: 9h and 18min).
The month with the least sunshine is November (Average sunshine: 7h and 36min).
Average sunshine days in September
Kampung Jelutong, Malaysia
- Average sunshine days in September: 5.7 days
The month with the most sunshine days is February (16.6 days).
The month with the least sunshine days is November (2.7 days).
Average UV index in September
Kampung Jelutong, Malaysia
- Average UV index in September: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in September
Kampung Jelutong, Malaysia
- Average cloud cover in September: 41
The month with the most cloud cover is November (Cloud cover 45).
The month with the least cloud cover is February (Cloud cover 24).
Average visibility in September
Kampung Jelutong, Malaysia
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, May, June, July, August and September (10km).
The months with the lowest visibility are April, October, November and December (9km).
