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's beginning signals an average high-temperature of a still moderately hot 29°C (84.2°F), barely different from August's 28.1°C (82.6°F). September presents a sharp fall from Lengesim's daytime highs to an average low-temperature of 16.8°C (62.2°F).Heat index
For most parts of September, the heat index is computed to be a hot 31°C (87.8°F). If one remains active during constant exposure, it might cause exhaustion and heat cramps.For clarity, heat index numbers account for light winds and areas under shade. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', shows a temperature sensation when both heat and moisture conditions are combined. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Humidity
The least humid month in Lengesim, Kenya, is September, with an average relative humidity of 59%.Rainfall
In Lengesim, in September, it is raining for 3.9 days, with typically 3mm (0.12") of accumulated precipitation. In Lengesim, Kenya, during the entire year, the rain falls for 177.5 days and collects up to 606mm (23.86") of precipitation.Daylight
The average length of the day in September in Lengesim is 12h and 6min.On the first day of the month, sunrise is at 06:28 and sunset at 18:33. On the last day of September, sunrise is at 06:17 and sunset at 18:24 EAT.
Sunshine
The average sunshine in September is 9.6h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 6. January through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.Note: In September, an average UV index of 6 transforms into the following instructions:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September in Lengesim?
What is the least humid month in Lengesim?
What is the average humidity in September in Lengesim?
How much does it rain in Lengesim in September?
What is the average length of the day in September in Lengesim?
When is the sunrise / sunset in September in Lengesim?
How many hours of sunshine does Lengesim have in September?
When is the highest UV index in Lengesim?
What are the months with the lowest UV index in Lengesim?
How high is the UV index in September in Lengesim?
Average temperature in September
Lengesim, Kenya
- Average high temperature in September: 29°C
The warmest month (with the highest average high temperature) is October (29.6°C).
The month with the lowest average high temperature is December (26.6°C).
- Average low temperature in September: 16.8°C
The month with the highest average low temperature is March (18.9°C).
The coldest month (with the lowest average low temperature) is July (15.6°C).
Average pressure in September
Lengesim, Kenya
- Average pressure in September: 1015.4mbar
The month with the highest atmospheric pressure is July (1016.5mbar).
The month with the lowest atmospheric pressure is February (1012mbar).
Average wind speed in September
Lengesim, Kenya
- Average wind speed in September: 12km/h
The windiest month (with the highest average wind speed) is September (12km/h).
The calmest month (with the lowest average wind speed) is December (6.5km/h).
Average humidity in September
Lengesim, Kenya
- Average humidity in September: 59%
The month with the highest relative humidity is December (83%).
The month with the lowest relative humidity is September (59%).
Average rainfall in September
Lengesim, Kenya
- Average rainfall in September: 3mm
The wettest month (with the highest rainfall) is November (121mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days in September
Lengesim, Kenya
- Average rainfall days in September: 3.9 days
The month with the highest number of rainy days is December (26.6 days).
The month with the least rainy days is July (2.4 days).
Average daylight in September /
Average sunshine in September
Lengesim, Kenya
- Average daylight in September: 12h and 1min
The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 12h and 0min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is June (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 8h and 30min).
Average sunshine days in September
Lengesim, Kenya
- Average sunshine days in September: 23.6 days
The month with the most sunshine days is July (28.1 days).
The month with the least sunshine days is April (3 days).
Average UV index in September
Lengesim, Kenya
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
Average cloud cover in September
Lengesim, Kenya
- Average cloud cover in September: 30
The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in September
Lengesim, Kenya
- Average visibility in September: 10km
The months with the highest visibility are June, July, August, September and October (10km).
The months with the lowest visibility are January, April, November and December (8km).
