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
With September's advent, Janoni sees an average high-temperature of a still warm 25.4°C (77.7°F), subtly shifted from August's 23.6°C (74.5°F). Janoni reports a consistent average low-temperature of 14.5°C (58.1°F) throughout September nights.Humidity
In Janoni, Kenya, the average relative humidity in September is 66%.Rainfall
In Janoni, in September, it is raining for 16.7 days, with typically 29mm (1.14") of accumulated precipitation. In Janoni, Kenya, during the entire year, the rain falls for 198.6 days and collects up to 784mm (30.87") of precipitation.Daylight
The average length of the day in September is 12h and 7min.On the first day of the month, sunrise is at 06:22 and sunset at 18:28. On the last day of September, sunrise is at 06:12 and sunset at 18:19 EAT.
Sunshine
In Janoni, the average sunshine in September is 9.2h.UV index
The months with the highest UV index are January, February and September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index, 6 during September, leads to the following recommendations:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Janoni?
What is the average humidity in September in Janoni?
How many days does it rain in September in Janoni?
How many hours of daylight does Janoni have in September?
When is the sunrise / sunset in September in Janoni?
How long on average sun shines in September in Janoni?
What are the months with the highest UV index in Janoni?
How high is the UV index in September in Janoni?
Average temperature in September
Janoni, Kenya
- Average high temperature in September: 25.4°C
The warmest months (with the highest average high temperature) are February and March (27.3°C).
The month with the lowest average high temperature is June (22.7°C).
- Average low temperature in September: 14.5°C
The month with the highest average low temperature is October (15.2°C).
The coldest months (with the lowest average low temperature) are July and December (13°C).
Average pressure in September
Janoni, Kenya
- Average pressure in September: 1015.1mbar
The month with the highest atmospheric pressure is July (1016.1mbar).
The month with the lowest atmospheric pressure is March (1012.9mbar).
Average wind speed in September
Janoni, Kenya
- Average wind speed in September: 7.1km/h
The windiest month (with the highest average wind speed) is February (9.2km/h).
The calmest month (with the lowest average wind speed) is June (6.2km/h).
Average humidity in September
Janoni, Kenya
- Average humidity in September: 66%
The month with the highest relative humidity is May (85%).
The month with the lowest relative humidity is February (62%).
Average rainfall in September
Janoni, Kenya
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is April (155mm).
The driest month (with the least rainfall) is February (20mm).
Average rainfall days in September
Janoni, Kenya
- Average rainfall days in September: 16.7 days
The month with the highest number of rainy days is April (24.6 days).
The month with the least rainy days is January (6.3 days).
Average daylight in September /
Average sunshine in September
Janoni, Kenya
- Average daylight in September: 12h and 1min
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 6min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is February (Average sunshine: 9h and 42min).
The month with the least sunshine is July (Average sunshine: 8h and 36min).
Average sunshine days in September
Janoni, Kenya
- Average sunshine days in September: 10.5 days
The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is April (4.3 days).
Average UV index in September
Janoni, Kenya
- Average UV index in September: 6
The months with the highest UV index are January, February and September (UV index 6).
The months with the lowest UV index are March, April, May, June, July, August, October, November and December (UV index 5).
Average cloud cover in September
Janoni, Kenya
- Average cloud cover in September: 38
The month with the most cloud cover is May (Cloud cover 50).
The months with the least cloud cover are January and February (Cloud cover 20).
Average visibility in September
Janoni, Kenya
- Average visibility in September: 10km
The months with the highest visibility are February, August and September (10km).
The month with the lowest visibility is May (7km).
