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 snowfall in September
- Average snowfall 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
Whittlesea transitions into September recording an average high-temperature of an agreeable 21.5°C (70.7°F), closely aligning with the preceding month's temperature. Despite a significant disparity with daytime temperatures, an average low-temperature of 9.2°C (48.6°F) is recorded during September.Humidity
The average relative humidity in September is 64%.Rainfall
In Whittlesea, during September, the rain falls for 12.2 days and regularly aggregates up to 23mm (0.91") of precipitation. Throughout the year, there are 168.8 rainfall days, and 529mm (20.83") of precipitation is accumulated.Snowfall
January through June, August through December are months without snowfall.Daylight
In September, the average length of the day is 11h and 54min.On the first day of September, sunrise is at 06:28 and sunset at 17:56. On the last day of the month, sunrise is at 05:50 and sunset at 18:14 SAST.
Sunshine
In Whittlesea, the average sunshine in September is 7.7h.UV index
April through July, September and October, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Whittlesea have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What are the months with the lowest UV index?
What is the UV index reading in September?
Average temperature in September
Whittlesea, South Africa
- Average high temperature in September: 21.5°C
The warmest month (with the highest average high temperature) is January (25.3°C).
The month with the lowest average high temperature is July (18°C).
- Average low temperature in September: 9.2°C
The month with the highest average low temperature is February (14.7°C).
The coldest months (with the lowest average low temperature) are June and July (7°C).
Average pressure in September
Whittlesea, South Africa
- Average pressure in September: 1018.8mbar
The month with the highest atmospheric pressure is July (1023.1mbar).
The month with the lowest atmospheric pressure is January (1013.8mbar).
Average wind speed in September
Whittlesea, South Africa
- Average wind speed in September: 11km/h
The windiest month (with the highest average wind speed) is June (14km/h).
The calmest month (with the lowest average wind speed) is March (9.2km/h).
Average humidity in September
Whittlesea, South Africa
- Average humidity in September: 64%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is June (55%).
Average rainfall in September
Whittlesea, South Africa
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is February (82mm).
The driest month (with the least rainfall) is June (12mm).
Average rainfall days in September
Whittlesea, South Africa
- Average rainfall days in September: 12.2 days
The month with the highest number of rainy days is December (21.2 days).
The month with the least rainy days is June (6 days).
Average snowfall in September
Whittlesea, South Africa
- Average snowfall in September: 0mm
The month with the highest snowfall is July (1mm).
The months with the least snowfall are January, February, March, April, May, June, August, September, October, November and December (0mm).
Average snowfall days in September
Whittlesea, South Africa
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are July and August (0.2 days).
The months with the least snowfall days are January, February, March, April, May, June, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Whittlesea, South Africa
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 12min).
The month with the shortest days is June (Average daylight: 10h and 6min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is October (Average sunshine: 7h and 54min).
The month with the least sunshine is April (Average sunshine: 6h and 18min).
Average sunshine days in September
Whittlesea, South Africa
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is June (22.1 days).
The months with the least sunshine days are January, February and December (7.3 days).
Average UV index in September
Whittlesea, South Africa
- Average UV index in September: 4
The months with the highest UV index are January, February, March, August, November and December (UV index 5).
The months with the lowest UV index are April, May, June, July, September and October (UV index 4).
Average cloud cover in September
Whittlesea, South Africa
- Average cloud cover in September: 36
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is June (Cloud cover 20).
Average visibility in September
Whittlesea, South Africa
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, November and December (7km).
