October
Weather in October
Temperature
As September transitions to October, the average high-temperature falls from a warm 25°C (77°F) to an agreeable 20°C (68°F). In Alonnisos, October nights witness a steady temperature drop to a moderate 13°C (55.4°F).Rainfall
In Alonnisos, during October, the rain falls for 6 days and regularly aggregates up to 76mm (2.99") of precipitation. Throughout the year, there are 79 rainfall days, and 725mm (28.54") of precipitation is accumulated.Sea temperature
In Alonnisos, the average seawater temperature in October is 21°C (69.8°F).Note: Most people find swimming in 21°C (69.8°F) unenjoyable. As the water temperature falls from 21°C (69.8°F) to 15°C (59°F), controlling one's breathing becomes harder.
Daylight
The average length of the day in October is 11h and 10min.On the first day of October, sunrise is at 07:21 and sunset at 19:07 EEST. On the last day of the month, sunrise is at 06:51 and sunset at 17:24 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 7h.UV index
In October, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 4 in October translates into this advice:
Adopt protective measures - It is advised to guard against sun damage. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in October?
How much does it rain in October?
What is the sea temperature in October?
What is the average length of the day in October?
When are sunrise and sunset in October?
When does Daylight Saving Time (DST) end in October?
How many hours of sunshine does Alonnisos have in October?
What is the UV index reading in October?
Average temperature in October
Alonnisos, Greece
- Average high temperature in October: 20°C
The warmest months (with the highest average high temperature) are July and August (28°C).
The month with the lowest average high temperature is January (10°C).
- Average low temperature in October: 13°C
The months with the highest average low temperature are July and August (19°C).
The coldest month (with the lowest average low temperature) is January (4°C).
Average rainfall in October
Alonnisos, Greece
- Average rainfall in October: 76mm
The wettest month (with the highest rainfall) is December (119mm).
The driest month (with the least rainfall) is July (22mm).
Average rainfall days in October
Alonnisos, Greece
- Average rainfall days in October: 6 days
The month with the highest number of rainy days is December (10 days).
The months with the least rainy days are July, August and September (3 days).
Average sea temperature in October
Alonnisos, Greece
- Average sea temperature in October: 21°C
The best months for swimming (with the highest average sea temperature) are July and August (24°C).
The coldest months (with the lowest average sea temperature) are January, February and March (14°C).
Average daylight in October /
Average sunshine in October
Alonnisos, Greece
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in October: 7h
The month with the most sunshine is July (Average sunshine: 13h).
The months with the least sunshine are January and December (Average sunshine: 4h).
Average UV index in October
Alonnisos, Greece
- Average UV index in October: 4
The months with the highest UV index are June and July (UV index 9).
The months with the lowest UV index are January, November and December (UV index 2).
