Kuressaare
Estonia
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Kuressaare, Estonia

September, the first month of the autumn, in Kuressaare, is still a mild month, with temperature in the range of an average high of 15°C (59°F) and an average low of 10°C (50°F).

Temperature

In September, the average high-temperature marginally drops, from a comfortable 19°C (66.2°F) in August, to a moderate 15°C (59°F). In Kuressaare, Estonia, in September, the average low-temperature is 10°C (50°F).

Rainfall

In September, the rain falls for 16 days. Throughout September, 70mm (2.8") of precipitation is accumulated. In Kuressaare, during the entire year, the rain falls for 170 days and collects up to 592mm (23.3") of precipitation.

Sea temperature

In Kuressaare, in September, the average water temperature is 14°C (57.2°F).
Note: Swimming in 14°C (57.2°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

The average length of the day in Kuressaare is 12.8h.

Sunshine

In Kuressaare, the average sunshine in September is 6h.

UV index

In September, 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.
Note: The average daily UV index of 3 in September transform into the following instructions:
Take precautions - Protection against sunburn is recommended. 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 Kuressaare?

The average high-temperature, in September, in Kuressaare, is 15°C (59°F), while the average low-temperature is 10°C (50°F).

How many days does it rain in September in Kuressaare?

In September, the rain falls for 16 days. Throughout September, 70mm (2.8") of precipitation is accumulated.

What is the water temperature in September in Kuressaare?

In Kuressaare, Estonia, the average seawater temperature in September is 14°C (57.2°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.

How many hours of daylight does Kuressaare have in September?

In Kuressaare, Estonia, the average length of the day in September is 12.8h.

How many hours of sunshine does Kuressaare have in September?

In September, the average sunshine is 6h.

What is the UV index reading in September in Kuressaare?

The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to the Sun's UV rays.
Average temperature in September - Kuressaare, Estonia
  • Average high temperature in September: 15°C

Warmest months (with the highest average high temperature) are July and August (19°C).
Months with the lowest average high temperature are January and February (-1°C).

  • Average low temperature in September: 10°C

Months with the highest average low temperature are July and August (13°C).
The coldest month (with the lowest average low temperature) is February (-6°C).

Average rainfall in September - Kuressaare, Estonia
  • Average rainfall in September: 70mm

The wettest month (with the highest rainfall) is November (71mm).
The driest month (with the lowest rainfall) is February (29mm).

Average rainfall days in September - Kuressaare, Estonia
  • Average rainfall days in September: 16 days

Months with the highest number of rainy days are November and December (19 days).
Months with the lowest number of rainy days are May and June (10 days).

Average sea temperature in September - Kuressaare, Estonia
  • Average sea temperature in September: 14°C

The best month for swimming (with the highest average sea temperature) is August (17°C).
Coldest months (with the lowest average sea temperature) are February and March (2°C).

Average daylight in September / Average sunshine in September - Kuressaare, Estonia
  • Average daylight in September: 12.8h

The month with the longest days is June (Average daylight: 18.1h).
The month with shortest days is December (Average daylight: 6.5h).

  • Average sunshine in September: 6h

The month with most sunshine is June (Average sunshine: 10h).
Months with least sunshine are January, November and December (Average sunshine: 1).

Average UV index in September - Kuressaare, Estonia
  • Average UV index in September: 3

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