Casablanca
Morocco
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Casablanca, Morocco

An over-the-water view of the large Hassan II Mosque in Casablanca, Morocco
An over-the-water view of the large Hassan II Mosque in Casablanca, Morocco
The first month of the autumn, September, is still a warm month in Casablanca, Morocco, with average temperature varying between 18.2°C (64.8°F) and 25.5°C (77.9°F).

Temperature

In September, the average high-temperature is essentially the same as in August - a still moderately hot 25.5°C (77.9°F). In Casablanca, the average low-temperature is 18.2°C (64.8°F).

Rainfall

In Casablanca, during 2.1 rainfall days, 4.9mm (0.2") of precipitation is typically accumulated. In Casablanca, during the entire year, the rain falls for 73.9 days and collects up to 426.6mm (16.8") of precipitation.

Sea temperature

In Casablanca, the average seawater temperature is 23.1°C (73.6°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 23.1°C (73.6°F) water. (FYI: The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).)

Daylight

The average length of the day in September is 12.4h.

Sunshine

The average sunshine in September is 8.6h.

UV index

In Casablanca, the average daily maximum UV index is 8. A UV Index estimate of 8 to 10 represents a very high health hazard from the exposure to the Sun's UV rays for ordinary individuals.
In September, the average maximum UV index of 8 translate into the following recommendations:
Take special precautions, as unprotected eyes and skin can be burned and damaged quickly. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in September in Casablanca?

In September, in Casablanca, the average high-temperature is 25.5°C (77.9°F), and the average low-temperature is 18.2°C (64.8°F).

How much does it rain in Casablanca in September?

In September, in Casablanca, Morocco, the rain falls for 2.1 days. Throughout September, 4.9mm (0.2") of precipitation is accumulated.

How warm is the water in September in Casablanca?

In Casablanca, the average seawater temperature in September is 23.1°C (73.6°F). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 23.1°C (73.6°F) water may be enjoyable.

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

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

How long on average sun shines in September in Casablanca?

The average sunshine in September in Casablanca is 8.6h.

What is the UV index reading in September in Casablanca?

In September, the average daily maximum UV index is 8. A UV Index estimate of 8 to 10 represents a very high health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in September - Casablanca, Morocco
  • Average high temperature in September: 25.5°C

The warmest month (with the highest average high temperature) is August (26.3°C).
The month with the lowest average high temperature is January (17.1°C).

  • Average low temperature in September: 18.2°C

The month with the highest average low temperature is August (20.1°C).
The coldest month (with the lowest average low temperature) is January (8.4°C).

Average rainfall in September - Casablanca, Morocco
  • Average rainfall in September: 4.9mm

The wettest month (with the highest rainfall) is December (77.7mm).
The driest month (with the lowest rainfall) is August (0.4mm).

Average rainfall days in September - Casablanca, Morocco
  • Average rainfall days in September: 2.1 days

The month with the highest number of rainy days is December (10.2 days).
Months with the lowest number of rainy days are July and August (0.4 days).

Average sea temperature in September - Casablanca, Morocco
  • Average sea temperature in September: 23.1°C

The best month for swimming (with the highest average sea temperature) is August (23.3°C).
The coldest month (with the lowest average sea temperature) is February (17.1°C).

Average daylight in September / Average sunshine in September - Casablanca, Morocco
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 10h).

  • Average sunshine in September: 8.6h

The month with most sunshine is July (Average sunshine: 9.8h).
The month with least sunshine is December (Average sunshine: 5.9h).

Average UV index in September - Casablanca, Morocco
  • Average UV index in September: 8

Months with the highest UV index are June, July and August (UV index 10).
Months with the lowest UV index are January and December (UV index 3).