September weather forecastJohn Malindeni, Malawi

September

Weather in September

September, the first month of the spring in John Malindeni, is a tropical month, with temperature in the range of an average high of 30.6°C (87.1°F) and an average low of 18°C (64.4°F).

Temperature

September signifies a subtle uplift in the average high-temperature, adjusting from a moderately hot 26.2°C (79.2°F) in August to a hot 30.6°C (87.1°F). During September, John Malindeni notes a substantial drop from the daytime peak to an average minimum temperature of 18°C (64.4°F).

Heat index

For September, the heat index is computed to be a tropical 31°C (87.8°F). If exposure and activity are sustained, they might cause a feeling of weariness, resulting in heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.

Humidity

The least humid month is September, with an average relative humidity of 47%.

Rainfall

In John Malindeni, during September, the rain falls for 3.5 days and regularly aggregates up to 6mm (0.24") of precipitation. In John Malindeni, during the entire year, the rain falls for 185.1 days and collects up to 1407mm (55.39") of precipitation.

Daylight

In September, the average length of the day is 12h and 1min.
On the first day of the month, sunrise is at 05:46 and sunset at 17:34. On the last day of September, sunrise is at 05:23 and sunset at 17:37 CAT.

Sunshine

The month with the most sunshine is September, with an average of 9.6h of sunshine.

UV index

The months with the highest UV index are September and October, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In September, the average maximum UV index of 7 translates into the following recommendations:
Shield from overexposure. Defense against sun-related harm is required. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.

Updated: Aug 20, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature during September is 30.6°C (87.1°F) and the low-temperature is 18°C (64.4°F). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is computed to be 31°C (87.8°F).

With an average relative humidity of 47%, September is the least humid month.

In September, the average relative humidity is 47%.

In John Malindeni, in September, during 3.5 rainfall days, 6mm (0.24") of precipitation is typically accumulated.

In John Malindeni, the average day length in September is 12h and 1min.

In September, on the first day of the month, sunrise is at 05:46 and sunset at 17:34. On the last day of the month, sunrise is at 05:23 and sunset at 17:37 CAT.

With an average of 9.6h of sunshine, September has the most sunshine of the year.

In September, the average sunshine duration in John Malindeni is 9.6h.

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

In John Malindeni, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

26.2°C

30.6°C

32°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

8km/h

8.3km/h

9.3km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

17.5

Average UV index

Average cloud cover

Average visibility

Average temperature in September
John Malindeni, Malawi

Average high temperature in September: 30.6°C

The warmest month (with the highest average high temperature) is October (32°C).
The month with the lowest average high temperature is July (22.2°C).

Average low temperature in September: 18°C

The months with the highest average low temperature are November and December (20.5°C).
The coldest month (with the lowest average low temperature) is July (13°C).

Average pressure in September
John Malindeni, Malawi

Average pressure in September: 1016.5mbar

The month with the highest atmospheric pressure is July (1021.4mbar).
The month with the lowest atmospheric pressure is January (1010.4mbar).

Average wind speed in September
John Malindeni, Malawi

Average wind speed in September: 7.8km/h

The windiest month (with the highest average wind speed) is October (8.4km/h).
The calmest month (with the lowest average wind speed) is February (5.7km/h).

Average humidity in September
John Malindeni, Malawi

Average humidity in September: 47%

The month with the highest relative humidity is March (88%).
The month with the lowest relative humidity is September (47%).

Average rainfall in September
John Malindeni, Malawi

Average rainfall in September: 6mm

The wettest month (with the highest rainfall) is January (383mm).
The driest month (with the least rainfall) is August (3mm).

Average rainfall days in September
John Malindeni, Malawi

Average rainfall days in September: 3.5 days

The month with the highest number of rainy days is January (28.2 days).
The month with the least rainy days is September (3.5 days).

Average daylight in September /
Average sunshine in September
John Malindeni, Malawi

Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 6min).
The month with the shortest days is June (Average daylight: 11h and 12min).

Average sunshine in September: 9h and 36min

The month with the most sunshine is September (Average sunshine: 9h and 36min).
The month with the least sunshine is July (Average sunshine: 6h and 6min).

Average sunshine days in September
John Malindeni, Malawi

Average sunshine days in September: 26 days

The month with the most sunshine days is September (26 days).
The month with the least sunshine days is February (1.3 days).

Average UV index in September
John Malindeni, Malawi

Average UV index in September: 7

The months with the highest UV index are September and October (UV index 7).
The months with the lowest UV index are January, February, April, May, June and July (UV index 5).

Average cloud cover in September
John Malindeni, Malawi

Average cloud cover in September: 17

The months with the most cloud cover are January, February, March and April (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 17).