September weather forecastMasalani, Kenya

September

Weather in September

September, the first month of the spring in Masalani, is still a warm month, with temperature in the range of an average high of 28.1°C (82.6°F) and an average low of 24.2°C (75.6°F).

Temperature

The advent of September reveals an average high-temperature of a still warm 28.1°C (82.6°F), showing minimal difference from the prior month. September's average low temperature in Masalani is a still warm 24.2°C (75.6°F), displaying a subtle drop from its daily peak.

Heat index

The heat index value during September is evaluated at a hot 32°C (89.6°F). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', ties air temperature with relative humidity to produce the perceived temperature sensation. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

In September, the average relative humidity in Masalani is 75%.

Rainfall

In Masalani, during September, the rain falls for 12.6 days and regularly aggregates up to 19mm (0.75") of precipitation. Throughout the year, there are 192.5 rainfall days, and 641mm (25.24") of precipitation is accumulated.

Daylight

In September, the average length of the day in Masalani is 12h and 6min.
On the first day of September, sunrise is at 06:16 and sunset at 18:21. On the last day of the month, sunrise is at 06:05 and sunset at 18:13 EAT.

Sunshine

In Masalani, the average sunshine in September is 8.8h.

UV index

The months with the highest UV index in Masalani, Kenya, are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In September, a regular UV index of 7 translates into these guidelines:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

In Masalani, in September, the average high-temperature is 28.1°C (82.6°F), and the average low-temperature is 24.2°C (75.6°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in September is evaluated at 32°C (89.6°F).

In Masalani, the average relative humidity in September is 75%.

In Masalani, Kenya, during September, the rain falls for 12.6 days and regularly aggregates up to 19mm (0.75") of precipitation.

In September, the average day length in Masalani is 12h and 6min.

On the first day of September, sunrise is at 06:16 and sunset at 18:21. On the last day of the month, sunrise is at 06:05 and sunset at 18:13 EAT.

In Masalani, the average sunshine duration in September is 8.8h.

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 are January through December, with an average maximum UV index of 7.

In September, the average daily maximum UV index in Masalani is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
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
Masalani, Kenya

  • Average high temperature in September: 28.1°C

The warmest month (with the highest average high temperature) is March (31.3°C).
The month with the lowest average high temperature is August (27.4°C).

  • Average low temperature in September: 24.2°C

The month with the highest average low temperature is April (26.7°C).
The coldest month (with the lowest average low temperature) is August (24°C).

Average pressure in September
Masalani, Kenya

  • Average pressure in September: 1014.2mbar

The months with the highest atmospheric pressure are July and August (1014.9mbar).
The month with the lowest atmospheric pressure is March (1009.9mbar).

Average wind speed in September
Masalani, Kenya

  • Average wind speed in September: 23.3km/h

The windiest month (with the highest average wind speed) is July (27.8km/h).
The calmest month (with the lowest average wind speed) is November (14.5km/h).

Average humidity in September
Masalani, Kenya

  • Average humidity in September: 75%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is July (74%).

Average rainfall in September
Masalani, Kenya

  • Average rainfall in September: 19mm

The wettest month (with the highest rainfall) is May (156mm).
The driest month (with the least rainfall) is February (7mm).

Average rainfall days in September
Masalani, Kenya

  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is May (24.4 days).
The month with the least rainy days is February (3.6 days).

Average daylight in September /
Average sunshine in September
Masalani, Kenya

  • Average daylight in September: 12h and 6min

The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 0min).

  • Average sunshine in September: 8h and 48min

The month with the most sunshine is November (Average sunshine: 11h and 0min).
The month with the least sunshine is May (Average sunshine: 7h and 48min).

Average sunshine days in September
Masalani, Kenya

  • Average sunshine days in September: 9.8 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is May (4.6 days).

Average UV index in September
Masalani, Kenya

  • 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
Masalani, Kenya

  • Average cloud cover in September: 40

The month with the most cloud cover is May (Cloud cover 46).
The months with the least cloud cover are January and February (Cloud cover 24).

Average visibility in September
Masalani, Kenya

  • Average visibility in September: 10km

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