September weather forecast and climate
Cēsis, Latvia

September, the first month of the autumn, in Cēsis, is still a mild month, with temperature in the range of an average low of 7°C (44.6°F) and an average high of 15°C (59°F).

Temperature

In Cēsis, Latvia, the average high-temperature is 15°C (59°F), and the average low-temperature is 7°C (44.6°F).

Rainfall

In Cēsis, it is raining for 16 days, with typically 76mm (3") of accumulated precipitation. In Cēsis, during the entire year, the rain falls for 181 days and collects up to 673mm (26.5") of precipitation.

Daylight

In Cēsis, the average length of the day is 12.8h.

Sunshine

In September, the average sunshine in Cēsis is 5h.

UV index

In Cēsis, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to the UV radiation for the average person.
In September, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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.

What is the temperature in September in Cēsis?

In September, in Cēsis, Latvia, the average high-temperature is 15°C (59°F), and the average low-temperature is 7°C (44.6°F).

How many days does it rain in September in Cēsis?

In Cēsis, Latvia, in September, it is raining for 16 days, with typically 76mm (3") of accumulated precipitation.

How many hours of daylight does Cēsis have in September?

The average length of the day in September in Cēsis is 12.8h.

How many hours of sunshine does Cēsis have in September?

The average sunshine in September is 5h.

What is the UV index reading in September in Cēsis?

The average daily maximum UV index in September in Cēsis, Latvia, is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.
Average temperature in September - Cēsis, Latvia
  • Average high temperature in September: 15°C

The warmest month (with the highest average high temperature) is July (21°C).
The month with the lowest average high temperature is January (-4°C).

  • Average low temperature in September: 7°C

Months with the highest average low temperature are July and August (11°C).
The coldest month (with the lowest average low temperature) is January (-10°C).

Average rainfall in September - Cēsis, Latvia
  • Average rainfall in September: 76mm

The wettest month (with the highest rainfall) is August (81mm).
The driest month (with the lowest rainfall) is February (29mm).

Average rainfall days in September - Cēsis, Latvia
  • Average rainfall days in September: 16 days

The month with the highest number of rainy days is December (20 days).
Months with the lowest number of rainy days are April and May (12 days).

Average daylight in September / Average sunshine in September - Cēsis, Latvia
  • Average daylight in September: 12.8h

The month with the longest days is June (Average daylight: 17.9h).
The month with shortest days is December (Average daylight: 6.8h).

  • Average sunshine in September: 5h

The month with most sunshine is June (Average sunshine: 9h).
Months with least sunshine are January, November and December (Average sunshine: 1).

Average UV index in September - Cēsis, Latvia
  • Average UV index in September: 3

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

deutscheenglishespañolрусский中文