October weather forecastKeminmaa, Finland
October
Weather in October
October presents a chilly shift in Keminmaa's weather, with dropping temperatures acting as clear indicators of the looming winter. October's relatively higher rainfall compared to September can be attributed to the transition from autumn to winter. The city prepares itself for the cold season ahead as daylight hours shorten and the first snowfall of the season adorns the city. November forewarns even colder temperatures as winter starts to settle in.Temperature
Start of October in Keminmaa brings a shift in the average high-temperature, falling from September's cool 12.2°C (54°F) to a wintry 5.4°C (41.7°F). Throughout the nights in October, Keminmaa notes an average low of 2.4°C (36.3°F), a small dip from the daytime peak.Humidity
The average relative humidity in October in Keminmaa is 84%.Rainfall
In October, the rain falls for 12.7 days. Throughout October, 37mm (1.46") of precipitation is accumulated. In Keminmaa, during the entire year, the rain falls for 127 days and collects up to 472mm (18.58") of precipitation.Snowfall
January through June, October through December are months with snowfall. October is the first month it typically snows in Keminmaa. Throughout October, in the average 4.2 snowfall days, it receives 33mm (1.3") of snow. Throughout the year, in Keminmaa, Finland, there are 98.7 snowfall days, and 1035mm (40.75") of snow is accumulated.Sea temperature
In October, the average sea temperature is 7.6°C (45.7°F).Note: With the appropriate swimsuit, one can swim in 7.6°C (45.7°F) even if temperatures dip below 10°C (50°F); otherwise, be ready for cold shock and breath issues. A fleeting swim around 13°C (55.4°F) is distressing.
Daylight
The average length of the day in October is 9h and 33min.On the first day of October, sunrise is at 07:33 and sunset at 18:48 EEST. On the last day of the month, sunrise is at 08:13 and sunset at 15:57 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 Keminmaa, the average sunshine in October is 4.2h.UV index
The months with the lowest UV index are January, March, October and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.Note: In October, the maximum UV index of 1 translates into these guidelines:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Keminmaa, Finland
- Average high temperature in October: 5.4°C
The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is January (-6.3°C).
- Average low temperature in October: 2.4°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 (-10.7°C).
Average pressure in October
Keminmaa, Finland
- Average pressure in October: 1011.3mbar
The month with the highest atmospheric pressure is May (1013.9mbar).
The month with the lowest atmospheric pressure is December (1004.9mbar).
Average wind speed in October
Keminmaa, Finland
- Average wind speed in October: 16.8km/h
The windiest month (with the highest average wind speed) is November (17.7km/h).
The calmest month (with the lowest average wind speed) is April (12.4km/h).
Average humidity in October
Keminmaa, Finland
- Average humidity in October: 84%
The months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is June (71%).
Average rainfall in October
Keminmaa, Finland
- Average rainfall in October: 37mm
The wettest month (with the highest rainfall) is August (53mm).
The driest month (with the least rainfall) is April (28mm).
Average rainfall days in October
Keminmaa, Finland
- Average rainfall days in October: 12.7 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in October
Keminmaa, Finland
- Average snowfall in October: 33mm
The month with the highest snowfall is March (228mm).
The months with the least snowfall are July, August and September (0mm).
Average snowfall days in October
Keminmaa, Finland
- Average snowfall days in October: 4.2 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are July, August and September (0 days).
Average sea temperature in October
Keminmaa, Finland
- Average sea temperature in October: 7.6°C
The best month for swimming (with the highest average sea temperature) is July (16.8°C).
The coldest months (with the lowest average sea temperature) are January and February (-0.7°C).
Average daylight in October /
Average sunshine in October
Keminmaa, Finland
- Average daylight in October: 9h and 36min
The month with the longest days is July (Average daylight: 20h and 42min).
The month with the shortest days is December (Average daylight: 3h and 18min).
- Average sunshine in October: 4h and 12min
The month with the most sunshine is July (Average sunshine: 12h and 18min).
The month with the least sunshine is December (Average sunshine: 1h and 6min).
Average sunshine days in October
Keminmaa, Finland
- Average sunshine days in October: 13.9 days
The month with the most sunshine days is October (13.9 days).
The month with the least sunshine days is December (9.9 days).
Average UV index in October
Keminmaa, Finland
- Average UV index in October: 1
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, March, October and December (UV index 1).
Average cloud cover in October
Keminmaa, Finland
- Average cloud cover in October: 56
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in October
Keminmaa, Finland
- Average visibility in October: 9km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March and April (7km).





