October Weather in Sund, Åland Islands

Last updated: August 22, 2025

In October, the average temperature in Sund, Åland Islands is a cool 9°C (48°F). Expect lows of 1°C (34°F) and highs reaching 15°C (60°F). You'll want to be prepared for the 87 mm (3.4 in) of precipitation that typically falls over 18 days, leading to a rather humid experience with an average humidity of 90%.

October Temperature in Sund

In October in Sund, the average temperature is 9°C (48°F). Maximum temperatures can reach 15°C (60°F), while minimums can drop to as low as 1°C (34°F). It's advisable to pack layers to ensure comfort during your travels.

October Weather in Sund: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Sund, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sund, October typically has an average temperature of 9°C (48°F), with highs reaching up to 15°C (60°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec333234394758636356484236
Data source: Temperature data for Sund generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Sund

In Sund in October, the total precipitation amount is 87 mm (3.4 in) over the course of 18 days.

October Precipitation Trends in Sund

The chart displays monthly precipitation patterns in Sund, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Sund, October typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec443436253830475657875071
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Sund

In Sund in October, humidity is 90%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration quite uncomfortable and requiring heavier layers to stay warm and dry.

October Average Humidity in Sund

This chart illustrates the average monthly humidity levels in Sund, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Sund is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%90%85%77%76%75%78%86%91%91%90%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Sund

In Sund in October, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Sund, you can visit Hourly UV Index in Sund.

Maximum UV Index Levels in Sund for October

The chart shows the monthly maximum UV Index (UVI) for Sund in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Sund typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Sund October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How October Weather in Sund Compares to Other Months

Weather in Sund varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Sund, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Sund, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)44 mm (1.7 inches)92%low
February Weather0°C (32°F)34 mm (1.3 inches)90%low
March Weather1°C (34°F)36 mm (1.4 inches)90%moderate
April Weather4°C (39°F)25 mm (1.0 inches)85%moderate
May Weather8°C (47°F)38 mm (1.5 inches)77%moderate
June Weather15°C (58°F)30 mm (1.2 inches)76%high
July Weather17°C (63°F)47 mm (1.9 inches)75%high
August Weather17°C (63°F)56 mm (2.2 inches)78%moderate
September Weather13°C (56°F)57 mm (2.3 inches)86%moderate
October Weather9°C (48°F)87 mm (3.4 inches)90%low
November Weather6°C (42°F)50 mm (2.0 inches)91%low
December Weather2°C (36°F)71 mm (2.8 inches)90%low

Compare Sund's Climate with Cities Worldwide