Tripoli
Libya
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Tripoli, Libya

A perfect shot of the ruins of the archaeological site of Leptis Magna Roman, in Tripoli, Libya
A perfect shot of the ruins of the archaeological site of Leptis Magna Roman, in Tripoli, Libya
The first month of the autumn, September, is still a tropical month in Tripoli, Libya, with average temperature ranging between max 32°C (89.6°F) and min 21°C (69.8°F).
The ideal sea water temperature of 26°C (78.8°F) and only 1 rainfall days, with 9mm (0.4") of accumulated rainfall, make September the best time for swimming and other water activities.

Temperature

In Tripoli, the average high-temperature in September is almost the same as in August - a still tropical 32°C (89.6°F). The average low-temperature, in Tripoli, is 21°C (69.8°F).

Rainfall

Months with rainfall in Tripoli are January through June, September through December.

Sea temperature

In Tripoli, the average seawater temperature is 26°C (78.8°F).
Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In Tripoli, the average length of the day is 12.4h.

Sunshine

In September, the average sunshine is 9h.

UV index

The average daily maximum UV index is 8. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 8 interpret into the following advice:
Take special precautions, as unprotected eyes and skin can be burned and damaged quickly. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the temperature in September in Tripoli?

In Tripoli, Libya, in September, the average high-temperature is 32°C (89.6°F), and the average low-temperature is 21°C (69.8°F).

When does it start to rain in Tripoli?

September is the first month it rains in Tripoli, Libya. Throughout September, in the average 1 rainfall days, it receives 9mm (0.4") of precipitation.

What is the sea water temperature in September in Tripoli?

In September, the average sea temperature in Tripoli is 26°C (78.8°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

How many hours of daylight does Tripoli have in September?

In Tripoli, the average length of the day in September is 12.4h.

How many hours of sunshine does Tripoli have in September?

In Tripoli, the average sunshine in September is 9h.

What is the UV index intensity in September in Tripoli?

In September, the average daily maximum UV index in Tripoli, Libya, is 8. A UV Index of 8 to 10 symbolizes a very high hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in September - Tripoli, Libya
  • Average high temperature in September: 32°C

The warmest month (with the highest average high temperature) is August (34°C).
The month with the lowest average high temperature is January (17°C).

  • Average low temperature in September: 21°C

Months with the highest average low temperature are July and August (22°C).
Coldest months (with the lowest average low temperature) are January and February (8°C).

Average rainfall in September - Tripoli, Libya
  • Average rainfall in September: 9mm

The wettest month (with the highest rainfall) is December (65mm).
Driest months (with the lowest rainfall) are July and August (0mm).

Average rainfall days in September - Tripoli, Libya
  • Average rainfall days in September: 1 days

Months with the highest number of rainy days are January and December (9 days).
Months with the lowest number of rainy days are June, July and August (0 days).

Average sea temperature in September - Tripoli, Libya
  • Average sea temperature in September: 26°C

The best month for swimming (with the highest average sea temperature) is August (27°C).
Coldest months (with the lowest average sea temperature) are February and March (16°C).

Average daylight in September / Average sunshine in September - Tripoli, Libya
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.3h).
The month with shortest days is December (Average daylight: 10h).

  • Average sunshine in September: 9h

The month with most sunshine is July (Average sunshine: 12h).
The month with least sunshine is December (Average sunshine: 6h).

Average UV index in September - Tripoli, Libya
  • Average UV index in September: 8

Months with the highest UV index are June and July (UV index 11).
Months with the lowest UV index are January and December (UV index 3).