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
Nghonji observes an average high-temperature of a still warm 26°C (78.8°F) in September, barely different from 24.6°C (76.3°F) in August. Nighttime temperature dips to a mean of 15.2°C (59.4°F) during September.Humidity
September is the least humid month, with an average relative humidity of 64%.Rainfall
In Nghonji, during September, the rain falls for 11.3 days and regularly aggregates up to 13mm (0.51") of precipitation. In Nghonji, Kenya, during the entire year, the rain falls for 198.3 days and collects up to 463mm (18.23") of precipitation.Daylight
In Nghonji, the average length of the day in September is 12h and 5min.On the first day of the month, sunrise is at 06:27 and sunset at 18:30. On the last day of September, in Nghonji, sunrise is at 06:14 and sunset at 18:23 EAT.
Sunshine
The months with the most sunshine are February and September, with an average of 9.6h of sunshine.UV index
January through March, September through December, with an average maximum UV index of 6, are months with the highest UV index in Nghonji, Kenya. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.Note: In September, a daily maximum UV index of 6 leads to the following instructions:
Deflect overexposure. Sun protection is a necessity. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. 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
What is the usual temperature for Nghonji in September?
What is the least humid month in Nghonji?
What is the average humidity in September in Nghonji?
How much does it rain in Nghonji in September?
How many hours of daylight does Nghonji have in September?
When is the sunrise / sunset in September in Nghonji?
What are the months with the most sunshine in Nghonji?
How long on average sun shines in September in Nghonji?
What is the month with the highest UV index in Nghonji?
What is the UV index intensity in September in Nghonji?
Average temperature in September
Nghonji, Kenya
- Average high temperature in September: 26°C
The warmest month (with the highest average high temperature) is February (29.3°C).
The month with the lowest average high temperature is July (23.3°C).
- Average low temperature in September: 15.2°C
The month with the highest average low temperature is March (17.2°C).
The coldest month (with the lowest average low temperature) is July (12.8°C).
Average pressure in September
Nghonji, Kenya
- Average pressure in September: 1015.8mbar
The month with the highest atmospheric pressure is July (1017.3mbar).
The month with the lowest atmospheric pressure is February (1012mbar).
Average wind speed in September
Nghonji, Kenya
- Average wind speed in September: 9.4km/h
The windiest month (with the highest average wind speed) is October (9.7km/h).
The calmest month (with the lowest average wind speed) is May (7km/h).
Average humidity in September
Nghonji, Kenya
- Average humidity in September: 64%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is September (64%).
Average rainfall in September
Nghonji, Kenya
- Average rainfall in September: 13mm
The wettest months (with the highest rainfall) are March and April (78mm).
The driest month (with the least rainfall) is July (9mm).
Average rainfall days in September
Nghonji, Kenya
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is April (23.9 days).
The month with the least rainy days is July (10.3 days).
Average daylight in September /
Average sunshine in September
Nghonji, 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: 11h and 54min).
- Average sunshine in September: 9h and 4min
The months with the most sunshine are February and September (Average sunshine: 9h and 36min).
The month with the least sunshine is May (Average sunshine: 8h and 36min).
Average sunshine days in September
Nghonji, Kenya
- Average sunshine days in September: 10.5 days
The month with the most sunshine days is January (11.5 days).
The month with the least sunshine days is April (4.3 days).
Average UV index in September
Nghonji, Kenya
- Average UV index in September: 6
The months with the highest UV index are January, February, March, September, October, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July and August (UV index 5).
Average cloud cover in September
Nghonji, Kenya
- Average cloud cover in September: 27
The month with the most cloud cover is May (Cloud cover 46).
The month with the least cloud cover is February (Cloud cover 24).
Average visibility in September
Nghonji, Kenya
- Average visibility in September: 10km
The months with the highest visibility are February, August, September and October (10km).
The months with the lowest visibility are April and May (8km).
