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
Weather in September
Temperature
In Clarens, stepping into September brings a gentle temperature nudge, moving slightly up from August's enjoyable 18.3°C (64.9°F) to an agreeable 22.4°C (72.3°F). Clarens's nighttime temperatures in September reflect a stark contrast to the day's highs, falling to an average low of 7.7°C (45.9°F).Humidity
The least humid month in Clarens is September, with an average relative humidity of 38%.Rainfall
In Clarens, during September, the rain falls for 4.7 days and regularly aggregates up to 11mm (0.43") of precipitation. In Clarens, during the entire year, the rain falls for 117.6 days and collects up to 432mm (17.01") of precipitation.Snowfall
January through July, September through December are months without snowfall.Daylight
In September, the average length of the day in Clarens is 11h and 56min.On the first day of the month, sunrise is at 06:19 and sunset at 17:52. On the last day of September, sunrise is at 05:45 and sunset at 18:06 SAST.
Sunshine
In Clarens, the average sunshine in September is 9.3h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 4 during September translates into these guidelines:
Exercise prevention - Warding off sunburn is urged. To guard against the harmful effects of the Sun, minimize exposure during midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
What is the average September temperature in Clarens?
What is the least humid month in Clarens?
What is the average humidity in September in Clarens?
How many days does it rain in September in Clarens?
When it does not snow in Clarens?
Does it snow in Clarens in September?
What is the average length of the day in September in Clarens?
When are sunrise and sunset in September in Clarens?
How long on average sun shines in September in Clarens?
What is the UV index intensity in September in Clarens?
Average temperature in September
Clarens, South Africa
- Average high temperature in September: 22.4°C
The warmest month (with the highest average high temperature) is January (25.9°C).
The month with the lowest average high temperature is June (15°C).
- Average low temperature in September: 7.7°C
The month with the highest average low temperature is January (13.5°C).
The coldest month (with the lowest average low temperature) is July (2.5°C).
Average pressure in September
Clarens, South Africa
- Average pressure in September: 1019.4mbar
The month with the highest atmospheric pressure is July (1025.3mbar).
The month with the lowest atmospheric pressure is December (1014.2mbar).
Average wind speed in September
Clarens, South Africa
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is September (11.7km/h).
The calmest month (with the lowest average wind speed) is May (8.7km/h).
Average humidity in September
Clarens, South Africa
- Average humidity in September: 38%
The month with the highest relative humidity is February (66%).
The month with the lowest relative humidity is September (38%).
Average rainfall in September
Clarens, South Africa
- Average rainfall in September: 11mm
The wettest month (with the highest rainfall) is January (74mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in September
Clarens, South Africa
- Average rainfall days in September: 4.7 days
The month with the highest number of rainy days is January (19 days).
The month with the least rainy days is July (1.7 days).
Average snowfall in September
Clarens, South Africa
- Average snowfall in September: 0mm
The month with the highest snowfall is August (10mm).
The months with the least snowfall are January, February, March, April, May, June, July, September, October, November and December (0mm).
Average snowfall days in September
Clarens, South Africa
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is June (0.3 days).
The months with the least snowfall days are January, February, March, April, May, July, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Clarens, South Africa
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is October (Average sunshine: 11h and 48min).
The months with the least sunshine are April and August (Average sunshine: 7h and 24min).
Average sunshine days in September
Clarens, South Africa
- Average sunshine days in September: 23.6 days
The month with the most sunshine days is July (28.8 days).
The month with the least sunshine days is January (7.8 days).
Average UV index in September
Clarens, South Africa
- Average UV index in September: 4
The months with the highest UV index are January, February, March, October, November and December (UV index 5).
The months with the lowest UV index are June and July (UV index 3).
Average cloud cover in September
Clarens, South Africa
- Average cloud cover in September: 11
The month with the most cloud cover is January (Cloud cover 26).
The months with the least cloud cover are July and August (Cloud cover 7).
Average visibility in September
Clarens, South Africa
- Average visibility in September: 10km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and December (9km).
Clarens, South Africa
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