September weather forecast
Kumlinge, Finland

September

Weather in September

September, the first month of the autumn in Kumlinge, is also a moderate month, with an average temperature varying between 14.5°C (58.1°F) and 12.7°C (54.9°F).

Temperature

September signifies a gentle decline in Kumlinge's average high-temperature, easing from a comfortable 17.6°C (63.7°F) in August to a still refreshing 14.5°C (58.1°F). September's average low temperature in Kumlinge is a fresh 12.7°C (54.9°F), displaying a subtle drop from its daily peak.

Humidity

In Kumlinge, the average relative humidity in September is 79%.

Rainfall

In Kumlinge, Finland, in September, during 12.5 rainfall days, 28mm (1.1") of precipitation is typically accumulated. Throughout the year, in Kumlinge, there are 116.3 rainfall days, and 274mm (10.79") of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Kumlinge.

Daylight

In September, the average length of the day is 12h and 52min.
On the first day of the month, sunrise is at 06:32 and sunset at 20:40. On the last day of September, in Kumlinge, sunrise is at 07:41 and sunset at 19:11 EEST.

Sunshine

In Kumlinge, Finland, the average sunshine in September is 7.8h.

UV index

In Kumlinge, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 4 in September translates into these instructions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.

Frequently asked questions

What is the average September temperature in Kumlinge?
The average high-temperature, in September, in Kumlinge, is 14.5°C (58.1°F), while the average low-temperature is 12.7°C (54.9°F).
What is the average humidity in September in Kumlinge?
The average relative humidity in September in Kumlinge is 79%.
How many days does it rain in September in Kumlinge?
In Kumlinge, in September, it is raining for 12.5 days, with typically 28mm (1.1") of accumulated precipitation.
When it does not snow in Kumlinge?
In Kumlinge, snow does not fall in June through September.
Does it snow in Kumlinge in September?
In Kumlinge, Finland, in September, it doesn't snow. In October, it regularly snows.
How many hours of daylight does Kumlinge have in September?
In September, the average day length in Kumlinge, Finland, is 12h and 52min.
What time are sunrise and sunset in September in Kumlinge?
In September, on the first day of the month, sunrise is at 06:32 and sunset at 20:40. On the last day of the month, in Kumlinge, sunrise is at 07:41 and sunset at 19:11 EEST.
How many hours of sunshine does Kumlinge have in September?
In September, the average sunshine duration in Kumlinge is 7.8h.
What is the UV index intensity in September in Kumlinge?
In Kumlinge, the average daily maximum UV index in September is 4. 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Kumlinge, Finland
Average temperature in September
Kumlinge, Finland
  • Average high temperature in September: 14.5°C

The warmest month (with the highest average high temperature) is August (17.6°C).
The month with the lowest average high temperature is February (0.5°C).

  • Average low temperature in September: 12.7°C

The month with the highest average low temperature is August (15.9°C).
The coldest month (with the lowest average low temperature) is February (-1.5°C).

Average pressure in September - Kumlinge, Finland
Average pressure in September
Kumlinge, Finland
  • Average pressure in September: 1013.1mbar

The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.4mbar).

Average wind speed in September - Kumlinge, Finland
Average wind speed in September
Kumlinge, Finland
  • Average wind speed in September: 25.1km/h

The windiest month (with the highest average wind speed) is December (31.7km/h).
The calmest month (with the lowest average wind speed) is July (20km/h).

Average humidity in September - Kumlinge, Finland
Average humidity in September
Kumlinge, Finland
  • Average humidity in September: 79%

The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are August and October (78%).

Average rainfall in September - Kumlinge, Finland
Average rainfall in September
Kumlinge, Finland
  • Average rainfall in September: 28mm

The wettest month (with the highest rainfall) is October (32mm).
The driest month (with the least rainfall) is April (11mm).

Average rainfall days in September - Kumlinge, Finland
Average rainfall days in September
Kumlinge, Finland
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is August (14.2 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in September - Kumlinge, Finland
Average snowfall in September
Kumlinge, Finland
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (44mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September - Kumlinge, Finland
Average snowfall days in September
Kumlinge, Finland
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Kumlinge, Finland
Average daylight in September /
Average sunshine in September
Kumlinge, Finland
  • Average daylight in September: 12h and 5min

The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).

  • Average sunshine in September: 7h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 2h and 12min).

Average sunshine days in September - Kumlinge, Finland
Average sunshine days in September
Kumlinge, Finland
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is May (20.5 days).
The month with the least sunshine days is December (11.1 days).

Average UV index in September - Kumlinge, Finland
Average UV index in September
Kumlinge, Finland
  • Average UV index in September: 4

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

Average cloud cover in September - Kumlinge, Finland
Average cloud cover in September
Kumlinge, Finland
  • Average cloud cover in September: 43

The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 35).

Average visibility in September - Kumlinge, Finland
Average visibility in September
Kumlinge, Finland
  • Average visibility in September: 10km

The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).

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