September weather forecast
Luderitz, Namibia

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Weather in September

September is a period of transition where the weather oscillates between the chilliness of winter and the warmth of summer. The air in Luderitz gets warmer with coastal winds strengthening to 19.7km/h. The gradual rise in temperature entices fellow Namibians and tourists as they start to flock the city for various outdoor activities. The spectrum of gusty winds and the return of higher temperature make it clear that warmer days are on the horizon.

Temperature

The arrival of September in Luderitz, Namibia, brings an average high-temperature of a still agreeable 21.8°C, nearly identical to August's 20.6°C. Luderitz encounters an average low-temperature of 14.5°C during September nights.

Humidity

The average relative humidity in September in Luderitz is 56%.

Rainfall

September is the last month it rains in Luderitz, Namibia. During 1.4 rainfall days, in September, Luderitz aggregates 1mm of precipitation. In Luderitz, during the entire year, the rain falls for 18 days and collects up to 33mm of precipitation.

Sea temperature

In September, the average sea temperature is 14.1°C.
Note: Swimming at temperatures less than 10°C in 14.1°C is feasible with the right swimsuit; if not, expect cold shock and breathlessness. A quick swim at 13°C without adequate warmth can be discomforting.

Daylight

In September, the average length of the day in Luderitz is 11h and 56min.
On the first day of September in Luderitz, sunrise is at 07:12 and sunset at 18:46. On the last day of the month, sunrise is at 06:40 and sunset at 18:58 CAT.

Sunshine

The average sunshine in September is 9.8h.

UV index

The months with the highest UV index are January through April, September through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 6 during September translates into the following recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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FAQ

What are September temperatures in Luderitz?

The high-temperature, in September, in Luderitz, is 21.8°C, while the low-temperature averages to 14.5°C.

What is the average humidity in September in Luderitz?

In Luderitz, the average relative humidity in September is 56%.

What is the last month it rains in Luderitz?

September is the last month it rains. During 1.4 rainfall days, in September, Luderitz aggregates 1mm of precipitation.

How cold is the water in September in Luderitz?

In Luderitz, in September, the average water temperature is 14.1°C. Swimming in 14.1°C is considered dangerous. Unprotected immersion in temperatures below 10°C causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Luderitz have in September?

The average day length in September in Luderitz, Namibia, is 11h and 56min.

When is the sunrise / sunset in September in Luderitz?

On the first day of September in Luderitz, sunrise is at 07:12 and sunset at 18:46. On the last day of the month, sunrise is at 06:40 and sunset at 18:58 CAT.

How long on average sun shines in September in Luderitz?

In Luderitz, the average sunshine duration in September is 9.8h.

What are the months with the highest UV index in Luderitz?

The months with the highest UV index are January through April, September through December, with an average maximum UV index of 6.

What is the UV index reading in September in Luderitz?

In Luderitz, Namibia, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Luderitz, Namibia

Average temperature in September - Luderitz, Namibia
  • Average high temperature in September: 21.8°C

The warmest month (with the highest average high temperature) is March (26.3°C).
The month with the lowest average high temperature is August (20.6°C).

  • Average low temperature in September: 14.5°C

The month with the highest average low temperature is February (19.6°C).
The coldest month (with the lowest average low temperature) is August (13.3°C).

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Average pressure in September
Luderitz, Namibia

Average pressure in September - Luderitz, Namibia
  • Average pressure in September: 1017.2mbar

The month with the highest atmospheric pressure is July (1020.2mbar).
The month with the lowest atmospheric pressure is February (1011.6mbar).

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Average wind speed in September
Luderitz, Namibia

Average wind speed in September - Luderitz, Namibia
  • Average wind speed in September: 19.7km/h

The windiest month (with the highest average wind speed) is December (22.6km/h).
The calmest month (with the lowest average wind speed) is May (13.5km/h).

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Average humidity in September
Luderitz, Namibia

Average humidity in September - Luderitz, Namibia
  • Average humidity in September: 56%

The month with the highest relative humidity is January (63%).
The month with the lowest relative humidity is July (50%).

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Average rainfall in September
Luderitz, Namibia

Average rainfall in September - Luderitz, Namibia
  • Average rainfall in September: 1mm

The wettest month (with the highest rainfall) is March (7mm).
The driest month (with the least rainfall) is October (0mm).

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Average rainfall days in September
Luderitz, Namibia

Average rainfall days in September - Luderitz, Namibia
  • Average rainfall days in September: 1.4 days

The month with the highest number of rainy days is March (3.3 days).
The month with the least rainy days is August (0.3 days).

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Average sea temperature in September
Luderitz, Namibia

Average sea temperature in September - Luderitz, Namibia
  • Average sea temperature in September: 14.1°C

The best month for swimming (with the highest average sea temperature) is January (17.3°C).
The coldest month (with the lowest average sea temperature) is August (13.8°C).

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Average daylight in September /
Average sunshine in September
Luderitz, Namibia

Average daylight in September / Average sunshine in September - Luderitz, 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 month with the most sunshine is December (Average sunshine: 10h and 54min).
The month with the least sunshine is June (Average sunshine: 9h and 30min).

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Average sunshine days in September
Luderitz, Namibia

Average sunshine days in September - Luderitz, Namibia
  • Average sunshine days in September: 28.2 days

The month with the most sunshine days is August (29.9 days).
The month with the least sunshine days is February (25.8 days).

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Average UV index in September
Luderitz, Namibia

Average UV index in September - Luderitz, Namibia
  • Average UV index in September: 6

The months with the highest UV index are January, February, March, April, September, October, November and December (UV index 6).
The months with the lowest UV index are May, June, July and August (UV index 5).

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Average cloud cover in September
Luderitz, Namibia

Average cloud cover in September - Luderitz, Namibia
  • Average cloud cover in September: 7

The month with the most cloud cover is October (Cloud cover 8).
The month with the least cloud cover is December (Cloud cover 4).

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Average visibility in September
Luderitz, Namibia

Average visibility in September - Luderitz, 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).

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Luderitz, Namibia

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