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
The arrival of September signals a slight increase in the average high-temperature, moving from a warm 23.7°C (74.7°F) in August to a still moderately hot 27.5°C (81.5°F). Seeheim reports a steady low-temperature average of 14.3°C (57.7°F) throughout September, revealing a large deviation from the daytime high.Humidity
In September, the average relative humidity is 23%.Rainfall
In Seeheim, in September, it is raining for 2.2 days, with typically 2mm (0.08") of accumulated precipitation. In Seeheim, during the entire year, the rain falls for 37.2 days and collects up to 83mm (3.27") of precipitation.Daylight
In September, the average length of the day is 11h and 56min.On the first day of the month, sunrise is at 07:01 and sunset at 18:36. On the last day of September, sunrise is at 06:28 and sunset at 18:48 CAT.
Sunshine
The average sunshine in September is 9.8h.UV index
The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index of 6 during September translates into these guidelines:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Seeheim in September?
What is the average humidity in September in Seeheim?
How much does it rain in September?
What is the average length of the day in September in Seeheim?
When is the sunrise / sunset in September?
How many hours of sunshine does Seeheim have in September?
What is the UV index intensity in September?
Average temperature in September
Seeheim, Namibia
- Average high temperature in September: 27.5°C
The warmest month (with the highest average high temperature) is January (34.8°C).
The month with the lowest average high temperature is June (20.9°C).
- Average low temperature in September: 14.3°C
The month with the highest average low temperature is February (23.4°C).
The coldest month (with the lowest average low temperature) is July (9°C).
Average pressure in September
Seeheim, Namibia
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is July (1022.2mbar).
The month with the lowest atmospheric pressure is January (1010.1mbar).
Average wind speed in September
Seeheim, Namibia
- Average wind speed in September: 13.7km/h
The windiest months (with the highest average wind speed) are November and December (14.8km/h).
The calmest month (with the lowest average wind speed) is March (11.9km/h).
Average humidity in September
Seeheim, Namibia
- Average humidity in September: 23%
The month with the highest relative humidity is June (35%).
The month with the lowest relative humidity is November (20%).
Average rainfall in September
Seeheim, Namibia
- Average rainfall in September: 2mm
The wettest month (with the highest rainfall) is February (27mm).
The driest months (with the least rainfall) are June and August (1mm).
Average rainfall days in September
Seeheim, Namibia
- Average rainfall days in September: 2.2 days
The month with the highest number of rainy days is February (7.7 days).
The month with the least rainy days is August (0.7 days).
Average daylight in September /
Average sunshine in September
Seeheim, Namibia
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).
- Average sunshine in September: 9h and 5min
The months with the most sunshine are November and December (Average sunshine: 12h and 6min).
The months with the least sunshine are February, April, May and June (Average sunshine: 9h and 36min).
Average sunshine days in September
Seeheim, Namibia
- Average sunshine days in September: 27 days
The months with the most sunshine days are July and August (29.9 days).
The month with the least sunshine days is February (19.3 days).
Average UV index in September
Seeheim, Namibia
- Average UV index in September: 6
The months with the highest UV index are January, February, November and December (UV index 7).
The months with the lowest UV index are May, June, July and August (UV index 5).
Average cloud cover in September
Seeheim, Namibia
- Average cloud cover in September: 7
The month with the most cloud cover is February (Cloud cover 14).
The months with the least cloud cover are July and August (Cloud cover 4).
Average visibility in September
Seeheim, Namibia
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
