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
Weather in September
Temperature
Ferndale's weather in September shows a minor rise in the average high-temperature, moving slightly up from August's pleasant 21.3°C (70.3°F) to a warm 25.5°C (77.9°F). Ferndale demonstrates a significant disparity from daytime highs throughout the month of September, with an average nighttime temperature of 11.8°C (53.2°F).Humidity
With an average relative humidity of 34%, September is the least humid month.Rainfall
In Ferndale, in September, it is raining for 2.6 days, with typically 6mm (0.24") of accumulated precipitation. Throughout the year, there are 77.6 rainfall days, and 262mm (10.31") of precipitation is accumulated.Daylight
The average length of the day in September is 11h and 57min.On the first day of September in Ferndale, sunrise is at 06:19 and sunset at 17:55. On the last day of the month, sunrise is at 05:48 and sunset at 18:07 SAST.
Sunshine
In Ferndale, South Africa, the average sunshine in September is 9.6h.UV index
In Ferndale, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Frequently asked questions
What is the average September temperature in Ferndale?
What is the least humid month in Ferndale?
What is the average humidity in September in Ferndale?
How much does it rain in Ferndale in September?
How many hours of daylight does Ferndale have in September?
When is the sunrise / sunset in September in Ferndale?
How many hours of sunshine does Ferndale have in September?
How high is the UV index in September in Ferndale?
Average temperature in September
Ferndale, South Africa
- Average high temperature in September: 25.5°C
The warmest month (with the highest average high temperature) is December (27.5°C).
The month with the lowest average high temperature is July (17.9°C).
- Average low temperature in September: 11.8°C
The month with the highest average low temperature is January (16.6°C).
The coldest month (with the lowest average low temperature) is July (6.1°C).
Average pressure in September
Ferndale, South Africa
- Average pressure in September: 1018.4mbar
The month with the highest atmospheric pressure is July (1024.6mbar).
The month with the lowest atmospheric pressure is January (1013.1mbar).
Average wind speed in September
Ferndale, South Africa
- Average wind speed in September: 11.3km/h
The windiest month (with the highest average wind speed) is November (11.6km/h).
The calmest month (with the lowest average wind speed) is May (7.8km/h).
Average humidity in September
Ferndale, South Africa
- Average humidity in September: 34%
The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is September (34%).
Average rainfall in September
Ferndale, South Africa
- Average rainfall in September: 6mm
The wettest month (with the highest rainfall) is January (57mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days in September
Ferndale, South Africa
- Average rainfall days in September: 2.6 days
The month with the highest number of rainy days is January (13.2 days).
The month with the least rainy days is July (1.4 days).
Average daylight in September /
Average sunshine in September
Ferndale, South Africa
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 30min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is October (Average sunshine: 11h and 48min).
The month with the least sunshine is August (Average sunshine: 7h and 24min).
Average sunshine days in September
Ferndale, South Africa
- Average sunshine days in September: 26.5 days
The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is January (16.3 days).
Average UV index in September
Ferndale, South Africa
- Average UV index in September: 5
The months with the highest UV index are January, February, October and November (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in September
Ferndale, South Africa
- Average cloud cover in September: 9
The month with the most cloud cover is January (Cloud cover 26).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in September
Ferndale, South Africa
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Ferndale, South Africa
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