Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September indicates a shift in the average high-temperature, from August's pleasant 20.4°C (68.7°F) to a moderate 14.6°C (58.3°F). September nights cool down to an average low-temperature of 7.5°C (45.5°F).Humidity
In September, the average relative humidity in Kolunkylä is 82%.Rainfall
In Kolunkylä, in September, it is raining for 11.4 days, with typically 17mm (0.67") of accumulated precipitation. Throughout the year, there are 114.5 rainfall days, and 256mm (10.08") of precipitation is accumulated.Snowfall
In Kolunkylä, Finland, snow does not fall in June through September.Daylight
In September, the average length of the day in Kolunkylä, Finland, is 12h and 55min.On the first day of the month, sunrise is at 06:16 and sunset at 20:32. On the last day of September, sunrise is at 07:30 and sunset at 18:58 EEST.
Sunshine
In September, the average sunshine in Kolunkylä, Finland, is 6.7h.UV index
The average daily maximum UV index in September in Kolunkylä, Finland, is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 3 suggests these recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Direct Sun exposure should be minimized especially during midday when radiation is most intense. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
What are the temperatures in Kolunkylä in September?
What is the average humidity in September in Kolunkylä?
How many days does it rain in September in Kolunkylä?
When it does not snow in Kolunkylä?
Does it snow in Kolunkylä in September?
How many hours of daylight does Kolunkylä have in September?
When are sunrise and sunset in September in Kolunkylä?
How many hours of sunshine does Kolunkylä have in September?
What is the UV index intensity in September in Kolunkylä?
Average temperature in September
Kolunkylä, Finland
- Average high temperature in September: 14.6°C
The warmest month (with the highest average high temperature) is July (21.8°C).
The month with the lowest average high temperature is January (-4.3°C).
- Average low temperature in September: 7.5°C
The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is January (-8.4°C).
Average pressure in September
Kolunkylä, Finland
- Average pressure in September: 1013mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1007.5mbar).
Average wind speed in September
Kolunkylä, Finland
- Average wind speed in September: 10.9km/h
The windiest month (with the highest average wind speed) is December (12.6km/h).
The calmest month (with the lowest average wind speed) is July (10km/h).
Average humidity in September
Kolunkylä, Finland
- Average humidity in September: 82%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (66%).
Average rainfall in September
Kolunkylä, Finland
- Average rainfall in September: 17mm
The wettest month (with the highest rainfall) is July (37mm).
The driest months (with the least rainfall) are March and April (16mm).
Average rainfall days in September
Kolunkylä, Finland
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is February (3 days).
Average snowfall in September
Kolunkylä, Finland
- Average snowfall in September: 0mm
The months with the highest snowfall are January, February and March (86mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Kolunkylä, Finland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is March (17.8 days).
The months with the least snowfall days are July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kolunkylä, Finland
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 19h and 24min).
The month with the shortest days is December (Average daylight: 5h and 30min).
- Average sunshine in September: 6h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 1h and 36min).
Average sunshine days in September
Kolunkylä, Finland
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is October (17.1 days).
The month with the least sunshine days is February (10.4 days).
Average UV index in September
Kolunkylä, Finland
- 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
Kolunkylä, Finland
- Average cloud cover in September: 56
The month with the most cloud cover is February (Cloud cover 79).
The months with the least cloud cover are July and August (Cloud cover 44).
Average visibility in September
Kolunkylä, Finland
- Average visibility in September: 8km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January, February and March (6km).
Kolunkylä, Finland
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