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
The commencement of September notes an average high-temperature of a still warm 28.7°C (83.7°F), exhibiting little difference from the previous month. Lilongwe sees a large disparity in day to night temperatures in September, with the night temperature dropping to an average of 15.6°C (60.1°F).Heat index
The heat index value for September is calculated to be 29°C (84.2°F). Enduring exposure and ongoing activity could cause a sense of fatigue and subsequent heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
Humidity
September is the least humid month, with an average relative humidity of 44%.Rainfall
The months with the least rainfall are August and September Rain falls for 2 days and accumulates 1mm (0.04") of rain.Daylight
In Lilongwe, the average length of the day in September is 12h and 2min.On the first day of September, sunrise is at 05:49 and sunset at 17:40. On the last day of the month, sunrise is at 05:28 and sunset at 17:41 CAT.
Sunshine
In Lilongwe, the average sunshine in September is 9.9h.UV index
August through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: An average UV index of 6 in September transforms into this advice:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What is the least humid month?
What is the average humidity in September in Lilongwe?
What is the driest month?
How much does it rain in September?
How many hours of daylight does Lilongwe have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What are the months with the highest UV index?
What is the UV index reading in September in Lilongwe?
Average temperature in September
Lilongwe, Malawi
- Average high temperature in September: 28.7°C
The warmest month (with the highest average high temperature) is October (30.6°C).
The months with the lowest average high temperature are June and July (23.8°C).
- Average low temperature in September: 15.6°C
The month with the highest average low temperature is November (19.4°C).
The coldest month (with the lowest average low temperature) is July (10.9°C).
Average pressure in September
Lilongwe, Malawi
- Average pressure in September: 1016mbar
The month with the highest atmospheric pressure is July (1020.5mbar).
The month with the lowest atmospheric pressure is January (1011mbar).
Average wind speed in September
Lilongwe, Malawi
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is October (11.9km/h).
The calmest month (with the lowest average wind speed) is February (6.2km/h).
Average humidity in September
Lilongwe, Malawi
- Average humidity in September: 44%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is September (44%).
Average rainfall in September
Lilongwe, Malawi
- Average rainfall in September: 1mm
The wettest month (with the highest rainfall) is January (211mm).
The driest months (with the least rainfall) are August and September (1mm).
Average rainfall days in September
Lilongwe, Malawi
- Average rainfall days in September: 2 days
The month with the highest number of rainy days is January (28.8 days).
The month with the least rainy days is August (1.3 days).
Average daylight in September /
Average sunshine in September
Lilongwe, Malawi
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 12h and 54min).
The month with the shortest days is June (Average daylight: 11h and 18min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is December (Average sunshine: 10h and 24min).
The month with the least sunshine is July (Average sunshine: 7h and 24min).
Average sunshine days in September
Lilongwe, Malawi
- Average sunshine days in September: 28.2 days
The month with the most sunshine days is September (28.2 days).
The month with the least sunshine days is January (1.4 days).
Average UV index in September
Lilongwe, Malawi
- Average UV index in September: 6
The months with the highest UV index are August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June and July (UV index 5).
Average cloud cover in September
Lilongwe, Malawi
- Average cloud cover in September: 9
The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 9).
Average visibility in September
Lilongwe, Malawi
- Average visibility in September: 10km
The months with the highest visibility are August, September, October and November (10km).
The months with the lowest visibility are January, February, March and April (7km).
