October weather forecastKöyliö, Finland
October
Weather in October
October, like September, is another chilly autumn month in Köyliö, Finland, with an average temperature varying between 5.4°C (41.7°F) and 8.2°C (46.8°F).Temperature
Köyliö's transition into October involves a shift in temperature, receding from a moderate 14.8°C (58.6°F) in September to a chilly 8.2°C (46.8°F). Köyliö's October nights observe a minor shift from the daytime temperatures, resulting in an average dip to a wintry 5.4°C (41.7°F).Humidity
In Köyliö, Finland, the average relative humidity in October is 81%.Rainfall
In Köyliö, in October, during 13.7 rainfall days, 40mm (1.57") of precipitation is typically accumulated. Throughout the year, there are 135.2 rainfall days, and 422mm (16.61") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Köyliö. October is the first month it typically snows in Köyliö. Throughout October, in the average 1.3 snowfall days, it receives 9mm (0.35") of snow. Throughout the year, in Köyliö, there are 58.1 snowfall days, and 382mm (15.04") of snow is accumulated.Daylight
In October, the average length of the day in Köyliö, Finland, is 10h and 2min.On the first day of the month, sunrise is at 07:38 and sunset at 19:02 EEST. On the last day of October, in Köyliö, Finland, sunrise is at 07:56 and sunset at 16:32 EET.
Note: On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends, and the time zone changes from EEST to EET. Daylight Saving Time starts again on Sunday, 30. March 2025, at 03:00; consequently, the time zone reverts from EET to EEST.
Sunshine
In October, the average sunshine in Köyliö, Finland, is 4.2h.UV index
In October, the average daily maximum UV index in Köyliö is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 2 in October interprets into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. When the Sun is at its strongest around midday, find shade and limit exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Köyliö, Finland
- Average high temperature in October: 8.2°C
The warmest month (with the highest average high temperature) is July (19.7°C).
The months with the lowest average high temperature are January and February (-1.5°C).
- Average low temperature in October: 5.4°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is February (-5°C).
Average pressure in October
Köyliö, Finland
- Average pressure in October: 1013.4mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1006.9mbar).
Average wind speed in October
Köyliö, Finland
- Average wind speed in October: 18.3km/h
The windiest month (with the highest average wind speed) is December (20.7km/h).
The calmest month (with the lowest average wind speed) is July (14.5km/h).
Average humidity in October
Köyliö, Finland
- Average humidity in October: 81%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (71%).
Average rainfall in October
Köyliö, Finland
- Average rainfall in October: 40mm
The wettest month (with the highest rainfall) is July (56mm).
The driest month (with the least rainfall) is April (21mm).
Average rainfall days in October
Köyliö, Finland
- Average rainfall days in October: 13.7 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in October
Köyliö, Finland
- Average snowfall in October: 9mm
The month with the highest snowfall is March (88mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in October
Köyliö, Finland
- Average snowfall days in October: 1.3 days
The month with the highest number of snowfall days is March (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Köyliö, Finland
- Average daylight in October: 10h and 0min
The month with the longest days is June (Average daylight: 19h and 12min).
The month with the shortest days is December (Average daylight: 5h and 42min).
- Average sunshine in October: 4h and 12min
The month with the most sunshine is June (Average sunshine: 12h and 18min).
The months with the least sunshine are January and December (Average sunshine: 2h and 6min).
Average sunshine days in October
Köyliö, Finland
- Average sunshine days in October: 14.3 days
The month with the most sunshine days is June (16.8 days).
The month with the least sunshine days is December (10.7 days).
Average UV index in October
Köyliö, Finland
- Average UV index in October: 2
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 and December (UV index 1).
Average cloud cover in October
Köyliö, Finland
- Average cloud cover in October: 57
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 36).
Average visibility in October
Köyliö, Finland
- Average visibility in October: 9km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January, February and March (8km).





