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
Weather in October
Temperature
October is characterized by a noticeable reduction in the average high-temperature, falling from a refreshing 14.9°C (58.8°F) in September to a frosty 6.8°C (44.2°F). Hämeenlinna experiences an average nighttime temperature of 2°C (35.6°F) in October, reflecting a minor difference from the day's peak.Humidity
The average relative humidity in October in Hämeenlinna, Finland, is 87%.Rainfall
In Hämeenlinna, Finland, in October, it is raining for 11.6 days, with typically 33mm (1.3") of accumulated precipitation. Throughout the year, there are 129.3 rainfall days, and 403mm (15.87") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 3.3 snowfall days, it receives 24mm (0.94") of snow. Throughout the year, there are 90.6 snowfall days, and 766mm (30.16") of snow is accumulated.Daylight
The average length of the day in October in Hämeenlinna is 10h and 3min.On the first day of the month, sunrise is at 07:29 and sunset at 18:53 EEST. On the last day of October, sunrise is at 07:47 and sunset at 16:24 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 3.5h.UV index
In October, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: In October, a daily maximum UV index of 2 leads to the following instructions:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Hämeenlinna in October?
What is the average humidity in October in Hämeenlinna?
How many days does it rain in October in Hämeenlinna?
When does it start snowing in Hämeenlinna?
How many hours of daylight does Hämeenlinna have in October?
What time are sunrise and sunset in October in Hämeenlinna?
When does Daylight Saving Time (DST) end in October in Hämeenlinna?
How long on average sun shines in October in Hämeenlinna?
What is the UV index intensity in October in Hämeenlinna?
Average temperature in October
Hämeenlinna, Finland
- Average high temperature in October: 6.8°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 (-4.4°C).
- Average low temperature in October: 2°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 (-8.5°C).
Average pressure in October
Hämeenlinna, Finland
- Average pressure in October: 1013.9mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1008mbar).
Average wind speed in October
Hämeenlinna, Finland
- Average wind speed in October: 10.9km/h
The windiest month (with the highest average wind speed) is December (12km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).
Average humidity in October
Hämeenlinna, 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 (66%).
Average rainfall in October
Hämeenlinna, Finland
- Average rainfall in October: 33mm
The wettest month (with the highest rainfall) is July (54mm).
The driest months (with the least rainfall) are March and April (25mm).
Average rainfall days in October
Hämeenlinna, Finland
- Average rainfall days in October: 11.6 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in October
Hämeenlinna, Finland
- Average snowfall in October: 24mm
The month with the highest snowfall is January (157mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in October
Hämeenlinna, Finland
- Average snowfall days in October: 3.3 days
The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Hämeenlinna, Finland
- Average daylight in October: 10h and 0min
The month with the longest days is June (Average daylight: 19h and 6min).
The month with the shortest days is December (Average daylight: 5h and 42min).
- Average sunshine in October: 3h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in October
Hämeenlinna, Finland
- Average sunshine days in October: 14.7 days
The month with the most sunshine days is May (15.9 days).
The month with the least sunshine days is March (9.4 days).
Average UV index in October
Hämeenlinna, 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
Hämeenlinna, Finland
- Average cloud cover in October: 65
The months with the most cloud cover are January and February (Cloud cover 80).
The months with the least cloud cover are May, June, July and August (Cloud cover 47).
Average visibility in October
Hämeenlinna, 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).
Hämeenlinna, Finland
Weather forecast for your location
2. Allow the app to use your location