Saint Julian's
Malta
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Saint Julian's, Malta

September, the first month of the autumn, in Saint Julian's, is still a warm month, with average temperature ranging between min 20°C (68°F) and max 28°C (82.4°F).

Temperature

In Saint Julian's, the average high-temperature is essentially the same as in August - a moderately hot 28°C (82.4°F). The average low-temperature, is 20°C (68°F).

Rainfall

In Saint Julian's, during September, the rain falls for 4 days and regularly aggregates up to 36mm (1.4") of precipitation. In Saint Julian's, during the entire year, the rain falls for 80 days and collects up to 499mm (19.6") of precipitation.

Sea temperature

In Saint Julian's, the average seawater temperature is 25.4°C (77.7°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.

Daylight

The average length of the day in Saint Julian's is 12.4h.

Sunshine

In September, the average sunshine is 9h.

UV index

In Saint Julian's, Malta, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to the Sun's UV rays for the average person.
The average daily UV index of 7 transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in September in Saint Julian's?

In Saint Julian's, in September, the average high-temperature is 28°C (82.4°F), and the average low-temperature is 20°C (68°F).

How much does it rain in Saint Julian's in September?

In Saint Julian's, Malta, in September, it is raining for 4 days, with typically 36mm (1.4") of accumulated precipitation.

What is the water temperature in September in Saint Julian's?

In Saint Julian's, Malta, the average seawater temperature in September is 25.4°C (77.7°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.

What is the average length of the day in September in Saint Julian's?

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

How many hours of sunshine does Saint Julian's have in September?

In September, the average sunshine in Saint Julian's, Malta, is 9h.

How high is the UV index in September in Saint Julian's?

In September, the average daily maximum UV index in Saint Julian's, Malta, is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from the exposure to the Sun's UV radiation.
Average temperature in September - Saint Julian
  • Average high temperature in September: 28°C

Warmest months (with the highest average high temperature) are July and August (30°C).
Months with the lowest average high temperature are January and February (15°C).

  • Average low temperature in September: 20°C

The month with the highest average low temperature is August (22°C).
Coldest months (with the lowest average low temperature) are January and February (9°C).

Average rainfall in September - Saint Julian
  • Average rainfall in September: 36mm

The wettest month (with the highest rainfall) is December (99mm).
The driest month (with the lowest rainfall) is July (0mm).

Average rainfall days in September - Saint Julian
  • Average rainfall days in September: 4 days

Months with the highest number of rainy days are January and December (13 days).
The month with the lowest number of rainy days is July (0 days).

Average sea temperature in September - Saint Julian
  • Average sea temperature in September: 25.4°C

The best month for swimming (with the highest average sea temperature) is August (25.9°C).
The coldest month (with the lowest average sea temperature) is February (15.3°C).

Average daylight in September / Average sunshine in September - Saint Julian
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in September: 9h

The month with most sunshine is July (Average sunshine: 12h).
Months with least sunshine are January and December (Average sunshine: 5).

Average UV index in September - Saint Julian
  • Average UV index in September: 7

Months with the highest UV index are June and July (UV index 10).
Months with the lowest UV index are January and December (UV index 2).