September weather forecastIthoku, Kenya

September

Weather in September

The first month of the spring, September, is also a moderately hot month in Ithoku, Kenya, with an average temperature fluctuating between 16.8°C (62.2°F) and 29°C (84.2°F).

Temperature

The beginning of September reveals an average high-temperature of a still moderately hot 29°C (84.2°F), showing minimal deviation from the previous month. Ithoku experiences a significant contrast between daily highs and an average nighttime temperature of 16.8°C (62.2°F) during September.

Heat index

The average heat index in September is computed to be a hot 31°C (87.8°F). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.
Remember that heat index calculations are made for conditions in the shade with light wind. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', evaluates the perceived heat by adding the effect of moisture in the air. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

The least humid month is September, with an average relative humidity of 59%.

Rainfall

In September, the rain falls for 3.9 days. Throughout September, 3mm (0.12") of precipitation is accumulated. Throughout the year, in Ithoku, Kenya, there are 177.5 rainfall days, and 606mm (23.86") of precipitation is accumulated.

Daylight

In Ithoku, the average length of the day in September is 12h and 6min.
On the first day of September, sunrise is at 06:23 and sunset at 18:28. On the last day of the month, sunrise is at 06:11 and sunset at 18:19 EAT.

Sunshine

In September, the average sunshine in Ithoku is 9.6h.

UV index

The months with the highest UV index in Ithoku, Kenya, 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 in Ithoku, Kenya. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 6 during September leads to these advisories:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Updated: Jan 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

An average high-temperature, in September, in Ithoku, is 29°C (84.2°F) and the average low-temperature is 16.8°C (62.2°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in September is computed to be 31°C (87.8°F).

September is the least humid month in Ithoku, Kenya, with an average relative humidity of 59%.

The average relative humidity in September in Ithoku, Kenya, is 59%.

In Ithoku, in September, it is raining for 3.9 days, with typically 3mm (0.12") of accumulated precipitation.

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

On the first day of September, sunrise is at 06:23 and sunset at 18:28. On the last day of the month, sunrise is at 06:11 and sunset at 18:19 EAT.

In Ithoku, Kenya, the average sunshine duration in September is 9.6h.

The months with the highest UV index are January through December, with an average maximum UV index of 6.

The months with the lowest UV index in Ithoku are January through December, with an average maximum UV index of 6.

In September, the average daily maximum UV index in Ithoku is 6. A UV Index estimate of 6 to 7 represents a high health threat 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

28.1°C

29°C

29.6°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

13km/h

12.9km/h

12.8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

26.3

23.6

14.4

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Ithoku, 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
Ithoku, 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
Ithoku, 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
Ithoku, 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
Ithoku, 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
Ithoku, 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
Ithoku, 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: 9h and 36min

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
Ithoku, 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
Ithoku, 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
Ithoku, 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
Ithoku, 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).