September weather forecastSoome, Estonia

September

Weather in September

The first month of the autumn, September, is also an enjoyable month in Soome, Estonia, with temperature in the range of an average high of 16.5°C (61.7°F) and an average low of 7.9°C (46.2°F).

Temperature

As September arrives, Soome's weather displays a decrease in high-temperatures, transitioning from August's agreeable 22°C (71.6°F) to an enjoyable 16.5°C (61.7°F). Soome experiences an average temperature drop to a frosty 7.9°C (46.2°F) during September nights.

Humidity

In September, the average relative humidity in Soome, Estonia, is 82%.

Rainfall

In Soome, Estonia, in September, during 16.1 rainfall days, 38mm (1.5") of precipitation is typically accumulated. In Soome, during the entire year, the rain falls for 164.3 days and collects up to 495mm (19.49") of precipitation.

Snowfall

June through September are months without snowfall in Soome.

Daylight

In September, the average length of the day is 12h and 48min.
On the first day of September in Soome, sunrise is at 06:15 and sunset at 20:11. On the last day of the month, sunrise is at 07:16 and sunset at 18:50 EEST.

Sunshine

In September, the average sunshine in Soome is 7.3h.

UV index

In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 3 during September translates into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.

Frequently asked questions

Soome in September has an average high-temperature of 16.5°C (61.7°F) and an average low-temperature of 7.9°C (46.2°F).

In September, the average relative humidity is 82%.

In Soome, Estonia, in September, it is raining for 16.1 days, with typically 38mm (1.5") of accumulated precipitation.

June through September are months without snowfall.

In Soome, Estonia, in September, it doesn't snow. In October, it regularly snows.

In Soome, Estonia, the average day length in September is 12h and 48min.

In September, on the first day of the month, sunrise is at 06:15 and sunset at 20:11. On the last day of the month, in Soome, sunrise is at 07:16 and sunset at 18:50 EEST.

The average sunshine duration in September in Soome is 7.3h.

In Soome, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Soome, Estonia

  • Average high temperature in September: 16.5°C

The warmest month (with the highest average high temperature) is July (23.3°C).
The month with the lowest average high temperature is January (-3.2°C).

  • Average low temperature in September: 7.9°C

The month with the highest average low temperature is July (12.6°C).
The coldest month (with the lowest average low temperature) is January (-7.7°C).

Average pressure in September
Soome, Estonia

  • Average pressure in September: 1015mbar

The month with the highest atmospheric pressure is October (1015.9mbar).
The month with the lowest atmospheric pressure is December (1011.2mbar).

Average wind speed in September
Soome, Estonia

  • Average wind speed in September: 11.6km/h

The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).

Average humidity in September
Soome, Estonia

  • Average humidity in September: 82%

The months with the highest relative humidity are January and February (93%).
The months with the lowest relative humidity are May and June (72%).

Average rainfall in September
Soome, Estonia

  • Average rainfall in September: 38mm

The wettest month (with the highest rainfall) is July (56mm).
The driest month (with the least rainfall) is April (28mm).

Average rainfall days in September
Soome, Estonia

  • Average rainfall days in September: 16.1 days

The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is February (6.4 days).

Average snowfall in September
Soome, Estonia

  • Average snowfall in September: 0mm

The month with the highest snowfall is February (199mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Soome, Estonia

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Soome, Estonia

  • Average daylight in September: 12h and 48min

The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 42min).

  • Average sunshine in September: 7h and 18min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).

Average sunshine days in September
Soome, Estonia

  • Average sunshine days in September: 10.8 days

The month with the most sunshine days is May (12.5 days).
The month with the least sunshine days is December (4.9 days).

Average UV index in September
Soome, Estonia

  • Average UV index in September: 3

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

Average cloud cover in September
Soome, Estonia

  • Average cloud cover in September: 53

The month with the most cloud cover is December (Cloud cover 81).
The months with the least cloud cover are May and July (Cloud cover 41).

Average visibility in September
Soome, Estonia

  • Average visibility in September: 8km

The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (6km).