Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
October
Weather in October
Temperature
As Merijärvi welcomes October, the average high-temperature witnesses a distinct drop, moving from a refreshing 13.3°C (55.9°F) in September to an icy 5.3°C (41.5°F). During the nights of October, Merijärvi records an average low-temperature of 0.6°C (33.1°F), reflecting a modest decrease from daytime highs.Humidity
The average relative humidity in October is 89%.Rainfall
In Merijärvi, in October, it is raining for 11.7 days, with typically 40mm (1.57") of accumulated precipitation. In Merijärvi, during the entire year, the rain falls for 118.8 days and collects up to 391mm (15.39") of precipitation.Snowfall
Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 5.7 snowfall days, it receives 46mm (1.81") of snow. Throughout the year, there are 108.4 snowfall days, and 1010mm (39.76") of snow is accumulated.Daylight
In Merijärvi, the average length of the day in October is 9h and 44min.On the first day of the month, sunrise is at 07:32 and sunset at 18:50 EEST. On the last day of October, sunrise is at 08:04 and sunset at 16:06 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 is 3.6h.UV index
The average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: An average UV index of 2 in October transforms into this advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is October in Merijärvi?
What is the average humidity in October?
How much does it rain in October?
When does it start snowing?
What is the average length of the day in October?
When is the sunrise / sunset in October?
When does Daylight Saving Time (DST) end in October?
How long on average sun shines in October?
How high is the UV index in October in Merijärvi?
Average temperature in October
Merijärvi, Finland
- Average high temperature in October: 5.3°C
The warmest month (with the highest average high temperature) is July (21°C).
The month with the lowest average high temperature is January (-5.8°C).
- Average low temperature in October: 0.6°C
The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is January (-10°C).
Average pressure in October
Merijärvi, Finland
- Average pressure in October: 1012.2mbar
The month with the highest atmospheric pressure is May (1014.2mbar).
The month with the lowest atmospheric pressure is December (1006mbar).
Average wind speed in October
Merijärvi, Finland
- Average wind speed in October: 10.3km/h
The windiest month (with the highest average wind speed) is December (11.5km/h).
The calmest month (with the lowest average wind speed) is July (8.9km/h).
Average humidity in October
Merijärvi, Finland
- Average humidity in October: 89%
The month with the highest relative humidity is January (96%).
The month with the lowest relative humidity is June (67%).
Average rainfall in October
Merijärvi, Finland
- Average rainfall in October: 40mm
The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in October
Merijärvi, Finland
- Average rainfall days in October: 11.7 days
The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in October
Merijärvi, Finland
- Average snowfall in October: 46mm
The month with the highest snowfall is December (200mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in October
Merijärvi, Finland
- Average snowfall days in October: 5.7 days
The month with the highest number of snowfall days is January (21.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Merijärvi, Finland
- Average daylight in October: 9h and 4min
The month with the longest days is June (Average daylight: 21h and 0min).
The month with the shortest days is December (Average daylight: 4h and 18min).
- Average sunshine in October: 3h 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: 0h and 54min).
Average sunshine days in October
Merijärvi, Finland
- Average sunshine days in October: 13.5 days
The month with the most sunshine days is May (17.2 days).
The month with the least sunshine days is December (8.5 days).
Average UV index in October
Merijärvi, Finland
- Average UV index in October: 2
The month with the highest UV index is 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 October
Merijärvi, Finland
- Average cloud cover in October: 67
The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is June (Cloud cover 47).
Average visibility in October
Merijärvi, Finland
- Average visibility in October: 7km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (5km).
