Edinburgh
United Kingdom
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Edinburgh, United Kingdom

An evening view of Edinburgh in Scotland, United Kingdom, across from the lovely Princess Street Gardens
An evening view of Edinburgh in Scotland, United Kingdom, across from the lovely Princess Street Gardens
September, the first month of the autumn, in Edinburgh, is also an enjoyable month, with average temperature fluctuating between 9.4°C (48.9°F) and 16.5°C (61.7°F).

Temperature

In Edinburgh, the average high-temperature in September is practically the same as in August - a still enjoyable 16.5°C (61.7°F). In September, in Edinburgh, United Kingdom, the average low-temperature is 9.4°C (48.9°F).

Rainfall

In Edinburgh, during September, the rain falls for 10.2 days and regularly aggregates up to 63.7mm (2.5") of precipitation. In Edinburgh, during the entire year, the rain falls for 124.2 days and collects up to 704.3mm (27.7") of precipitation.

Sea temperature

In Edinburgh, the average water temperature is 14.4°C (57.9°F). Swimming in 14.4°C (57.9°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

In Edinburgh, the average length of the day is 12.7h.

Sunshine

The average sunshine in September is 4.3h.

UV index

In Edinburgh, United Kingdom, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to the UV radiation for the average person.
The daily maximum UV index of 3 in September interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.

What is the temperature in September in Edinburgh?

In Edinburgh, in September, the average high-temperature is 16.5°C (61.7°F), and the average low-temperature is 9.4°C (48.9°F).

How much does it rain in Edinburgh in September?

In September, the rain falls for 10.2 days. Throughout September, 63.7mm (2.5") of precipitation is accumulated.

What is the water temperature in September in Edinburgh?

In September, the average sea temperature is 14.4°C (57.9°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

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

In September, the average length of the day in Edinburgh, United Kingdom, is 12.7h.

How many hours of sunshine does Edinburgh have in September?

In Edinburgh, United Kingdom, the average sunshine in September is 4.3h.

What is the UV index intensity in September in Edinburgh?

In September, the average daily maximum UV index in Edinburgh is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV radiation.
Average temperature in September - Edinburgh, United Kingdom
  • Average high temperature in September: 16.5°C

The warmest month (with the highest average high temperature) is July (19.1°C).
Months with the lowest average high temperature are January and December (7°C).

  • Average low temperature in September: 9.4°C

The month with the highest average low temperature is July (11.5°C).
The coldest month (with the lowest average low temperature) is December (1.3°C).

Average rainfall in September - Edinburgh, United Kingdom
  • Average rainfall in September: 63.7mm

The wettest month (with the highest rainfall) is October (75.6mm).
The driest month (with the lowest rainfall) is April (40.5mm).

Average rainfall days in September - Edinburgh, United Kingdom
  • Average rainfall days in September: 10.2 days

The month with the highest number of rainy days is January (12.5 days).
The month with the lowest number of rainy days is April (8.8 days).

Average sea temperature in September - Edinburgh, United Kingdom
  • Average sea temperature in September: 14.4°C

The best month for swimming (with the highest average sea temperature) is August (15°C).
The coldest month (with the lowest average sea temperature) is March (6.9°C).

Average daylight in September / Average sunshine in September - Edinburgh, United Kingdom
  • Average daylight in September: 12.7h

The month with the longest days is June (Average daylight: 17.5h).
The month with shortest days is December (Average daylight: 7.1h).

  • Average sunshine in September: 4.3h

The month with most sunshine is May (Average sunshine: 6.1h).
The month with least sunshine is December (Average sunshine: 1.5h).

Average UV index in September - Edinburgh, United Kingdom
  • Average UV index in September: 3

Months with the highest UV index are May, June, July and August (UV index 5).
Months with the lowest UV index are January and December (UV index 0).