September weather forecastKalaluwe, Kenya

September

Weather in September

The first month of the spring, September, is also a moderately hot month in Kalaluwe, Kenya, with an average temperature varying between 23.8°C (74.8°F) and 27.8°C (82°F).

Temperature

The onset of September brings an average high-temperature of a still warm 27.8°C (82°F), nearly matching the August temperature. Kalaluwe, in the month of September, notes an average low temperature of 23.8°C (74.8°F), indicating a small decrease from the daytime highs.

Heat index

September's average heat index is calculated to be a hot 31°C (87.8°F). Ongoing activity coupled with exposure often results in weariness and could induce heat cramps.
Heat index data is primarily for areas with shade and subjected to light winds. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'real feel' or 'apparent temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index 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

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

Rainfall

In Kalaluwe, in September, during 13.4 rainfall days, 17mm (0.67") of precipitation is typically accumulated. Throughout the year, in Kalaluwe, there are 184.6 rainfall days, and 473mm (18.62") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 5min.
On the first day of September, sunrise is at 06:19 and sunset at 18:22. On the last day of the month, sunrise is at 06:06 and sunset at 18:14 EAT.

Sunshine

In September, the average sunshine is 8.8h.

UV index

The months with the highest UV index in Kalaluwe, Kenya, are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 7 in September translates into this advice:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. 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. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.

Frequently asked questions

An average high-temperature, in September, in Kalaluwe, is 27.8°C (82°F) and the average low-temperature is 23.8°C (74.8°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in September is calculated to be 31°C (87.8°F).

The average relative humidity in September is 75%.

In September, in Kalaluwe, the rain falls for 13.4 days. Throughout September, 17mm (0.67") of precipitation is accumulated.

The average day length in September in Kalaluwe is 12h and 5min.

On the first day of September, sunrise is at 06:19 and sunset at 18:22. On the last day of the month, sunrise is at 06:06 and sunset at 18:14 EAT.

The average sunshine duration in September in Kalaluwe is 8.8h.

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

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

The average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
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
Kalaluwe, Kenya

  • Average high temperature in September: 27.8°C

The warmest month (with the highest average high temperature) is March (30.9°C).
The month with the lowest average high temperature is July (27.4°C).

  • Average low temperature in September: 23.8°C

The month with the highest average low temperature is April (26.4°C).
The coldest months (with the lowest average low temperature) are August and September (23.8°C).

Average pressure in September
Kalaluwe, Kenya

  • Average pressure in September: 1014.7mbar

The month with the highest atmospheric pressure is July (1015.5mbar).
The month with the lowest atmospheric pressure is March (1010.2mbar).

Average wind speed in September
Kalaluwe, Kenya

  • Average wind speed in September: 23.6km/h

The windiest month (with the highest average wind speed) is July (28.9km/h).
The calmest month (with the lowest average wind speed) is November (14.6km/h).

Average humidity in September
Kalaluwe, Kenya

  • Average humidity in September: 75%

The months with the highest relative humidity are January, February, October and November (77%).
The month with the lowest relative humidity is July (73%).

Average rainfall in September
Kalaluwe, Kenya

  • Average rainfall in September: 17mm

The wettest month (with the highest rainfall) is December (78mm).
The driest month (with the least rainfall) is February (14mm).

Average rainfall days in September
Kalaluwe, Kenya

  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is December (23.6 days).
The month with the least rainy days is February (7.2 days).

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

  • Average daylight in September: 12h and 6min

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: 8h and 48min

The month with the most sunshine is November (Average sunshine: 10h and 54min).
The months with the least sunshine are February and May (Average sunshine: 8h and 6min).

Average sunshine days in September
Kalaluwe, Kenya

  • Average sunshine days in September: 11.1 days

The month with the most sunshine days is January (16.3 days).
The month with the least sunshine days is December (4.7 days).

Average UV index in September
Kalaluwe, 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
Kalaluwe, Kenya

  • Average cloud cover in September: 38

The month with the most cloud cover is May (Cloud cover 43).
The month with the least cloud cover is December (Cloud cover 28).

Average visibility in September
Kalaluwe, 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).