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
A shift in the average high-temperature occurs in October, reducing from a mild 15.1°C (59.2°F) in September to a frosty 7.4°C (45.3°F). An average low-temperature of 2.5°C (36.5°F) characterizes Mäntsälä's October nights.Humidity
In October, the average relative humidity is 87%.Rainfall
In October, the rain falls for 11.5 days. Throughout October, 36mm (1.42") of precipitation is accumulated. In Mäntsälä, during the entire year, the rain falls for 117.3 days and collects up to 371mm (14.61") of precipitation.Snowfall
Months with snowfall in Mäntsälä, Finland, are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 3.2 snowfall days, it receives 27mm (1.06") of snow. Throughout the year, there are 102.9 snowfall days, and 1059mm (41.69") of snow is accumulated.Daylight
The average length of the day in October is 10h and 5min.On the first day of October, sunrise is at 07:25 and sunset at 18:50 EEST. On the last day of the month, sunrise is at 07:42 and sunset at 16:22 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 3.7h.UV index
The average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 2 in October interprets into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. It's recommended to limit sun exposure when its radiation is at its peak during midday. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average October temperature?
What is the average humidity in October?
How much does it rain in Mäntsälä 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 many hours of sunshine does Mäntsälä have in October?
What is the UV index reading in October?
Average temperature in October
Mäntsälä, Finland
- Average high temperature in October: 7.4°C
The warmest month (with the highest average high temperature) is July (22.2°C).
The month with the lowest average high temperature is January (-3.8°C).
- Average low temperature in October: 2.5°C
The month with the highest average low temperature is July (12.4°C).
The coldest month (with the lowest average low temperature) is January (-8.3°C).
Average pressure in October
Mäntsälä, Finland
- Average pressure in October: 1014.1mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1008.3mbar).
Average wind speed in October
Mäntsälä, Finland
- Average wind speed in October: 10.3km/h
The windiest month (with the highest average wind speed) is December (11.4km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in October
Mäntsälä, Finland
- Average humidity in October: 87%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (67%).
Average rainfall in October
Mäntsälä, Finland
- Average rainfall in October: 36mm
The wettest month (with the highest rainfall) is December (44mm).
The driest months (with the least rainfall) are August and September (18mm).
Average rainfall days in October
Mäntsälä, Finland
- Average rainfall days in October: 11.5 days
The month with the highest number of rainy days is November (13.5 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in October
Mäntsälä, Finland
- Average snowfall in October: 27mm
The month with the highest snowfall is February (229mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in October
Mäntsälä, Finland
- Average snowfall days in October: 3.2 days
The month with the highest number of snowfall days is January (22.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Mäntsälä, Finland
- Average daylight in October: 10h and 1min
The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).
- Average sunshine in October: 3h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in October
Mäntsälä, Finland
- Average sunshine days in October: 16.1 days
The month with the most sunshine days is June (20.8 days).
The month with the least sunshine days is February (6.5 days).
Average UV index in October
Mäntsälä, 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, November and December (UV index 1).
Average cloud cover in October
Mäntsälä, Finland
- Average cloud cover in October: 62
The months with the most cloud cover are January and February (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in October
Mäntsälä, Finland
- Average visibility in October: 8km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (5km).
