September weather forecast
Ulco, South Africa

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Weather in September

The first month of the spring, September, is a warm month in Ulco, South Africa, with an average temperature fluctuating between 26.1°C (79°F) and 11.7°C (53.1°F).

Temperature

September's arrival sees a mild rise in the average high-temperature, transitioning from August's pleasant 21.3°C (70.3°F) to a moderately hot 26.1°C (79°F). Ulco records a marked divergence from the day's high temperatures, with nights in September averaging at a cool 11.7°C (53.1°F).

Humidity

The least humid month is September, with an average relative humidity of 25%.

Rainfall

The months with the least rainfall in Ulco are August and September Rain falls for 2.8 days and accumulates 3mm (0.12") of rain.

Daylight

In September, the average length of the day in Ulco, South Africa, is 11h and 56min.
On the first day of September in Ulco, sunrise is at 06:36 and sunset at 18:09. On the last day of the month, sunrise is at 06:02 and sunset at 18:23 SAST.

Sunshine

In September, the average sunshine is 9.8h.

UV index

The average daily maximum UV index in September in Ulco is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, an average UV index of 5 transforms into the following instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Frequently asked questions

What is the average September temperature in Ulco?

The average high-temperature and low-temperature in Ulco during September are 26.1°C (79°F) and 11.7°C (53.1°F) respectively. In February, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is evaluated at 31°C (87.8°F).

What is the least humid month in Ulco?

September is the least humid month in Ulco, with an average relative humidity of 25%.

What is the average humidity in September in Ulco?

The average relative humidity in September in Ulco, South Africa, is 25%.

What is the driest month in Ulco?

The months with the least rainfall in Ulco are August and September Rain falls for 2.8 days and accumulates 3mm (0.12") of rain.

How much does it rain in Ulco in September?

In Ulco, South Africa, in September, it is raining for 2.8 days, with typically 3mm (0.12") of accumulated precipitation.

What is the average length of the day in September in Ulco?

In September, the average day length in Ulco is 11h and 56min.

When are sunrise and sunset in September in Ulco?

In September, on the first day of the month, sunrise is at 06:36 and sunset at 18:09. On the last day of the month, in Ulco, South Africa, sunrise is at 06:02 and sunset at 18:23 SAST.

How long on average sun shines in September in Ulco?

The average sunshine duration in September in Ulco is 9.8h.

What is the UV index reading in September in Ulco?

In September, the average daily maximum UV index in Ulco, South Africa, is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.

Average temperature in September
Ulco, South Africa

Average temperature in September - Ulco, South Africa
  • Average high temperature in September: 26.1°C

The warmest months (with the highest average high temperature) are January and December (32.3°C).
The month with the lowest average high temperature is June (17.6°C).

  • Average low temperature in September: 11.7°C

The month with the highest average low temperature is January (21.6°C).
The coldest month (with the lowest average low temperature) is July (6.8°C).

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Average pressure in September
Ulco, South Africa

Average pressure in September - Ulco, South Africa
  • Average pressure in September: 1017.8mbar

The month with the highest atmospheric pressure is July (1024.4mbar).
The month with the lowest atmospheric pressure is January (1010.5mbar).

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Average wind speed in September
Ulco, South Africa

Average wind speed in September - Ulco, South Africa
  • Average wind speed in September: 16.2km/h

The windiest month (with the highest average wind speed) is November (18.2km/h).
The calmest month (with the lowest average wind speed) is May (12.3km/h).

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Average humidity in September
Ulco, South Africa

Average humidity in September - Ulco, South Africa
  • Average humidity in September: 25%

The month with the highest relative humidity is June (44%).
The month with the lowest relative humidity is September (25%).

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Average rainfall in September
Ulco, South Africa

Average rainfall in September - Ulco, South Africa
  • Average rainfall in September: 3mm

The wettest month (with the highest rainfall) is April (32mm).
The driest months (with the least rainfall) are August and September (3mm).

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Average rainfall days in September
Ulco, South Africa

Average rainfall days in September - Ulco, South Africa
  • Average rainfall days in September: 2.8 days

The month with the highest number of rainy days is February (10.3 days).
The month with the least rainy days is July (1.4 days).

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Average daylight in September /
Average sunshine in September
Ulco, South Africa

Average daylight in September / Average sunshine in September - Ulco, 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 5min

The months with the most sunshine are January and November (Average sunshine: 11h and 54min).
The months with the least sunshine are May, June and July (Average sunshine: 7h and 36min).

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Average sunshine days in September
Ulco, South Africa

Average sunshine days in September - Ulco, South Africa
  • Average sunshine days in September: 26.3 days

The month with the most sunshine days is July (29.4 days).
The month with the least sunshine days is February (15.6 days).

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Average UV index in September
Ulco, South Africa

Average UV index in September - Ulco, South Africa
  • Average UV index in September: 5

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 and July (UV index 4).

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Average cloud cover in September
Ulco, South Africa

Average cloud cover in September - Ulco, South Africa
  • Average cloud cover in September: 9

The month with the most cloud cover is February (Cloud cover 17).
The month with the least cloud cover is July (Cloud cover 6).

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Average visibility in September
Ulco, South Africa

Average visibility in September - Ulco, South Africa
  • 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).

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Ulco, South Africa

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