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October Weather in Kustavi, Finland

Last updated: August 23, 2025

In Kustavi, Finland, the average temperature in October hovers around 9°C (48°F), with lows dipping to a brisk 0°C (31°F) and highs reaching up to a comfortable 15°C (60°F). Expect 107 mm (4.2 in) of precipitation spread over 19 days, contributing to a relatively high average humidity of 90%. This combination of cool temperatures and moisture creates a uniquely refreshing atmosphere in the heart of October.

October Temperature in Kustavi

In October in Kustavi, the average temperature is 9°C (48°F), with maximums reaching 15°C (60°F) and minimums dropping as low as 0°C (31°F). This weather is ideal for travelers looking to enjoy crisp, refreshing conditions while exploring the area.

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

The chart illustrates October temperature patterns in Kustavi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kustavi, 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 0°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec322932384657636356484235
Data source: Temperature data for Kustavi 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 Kustavi

In Kustavi in October, the precipitation amount is 107 mm (4.2 in) over the course of 19 days.

October Precipitation Trends in Kustavi

The chart displays monthly precipitation patterns in Kustavi, 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 Kustavi, October typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec4640402737364767771076987
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Kustavi

In Kustavi 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 Kustavi

This chart illustrates the average monthly humidity levels in Kustavi, 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 Kustavi is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%89%85%77%78%78%79%86%90%91%89%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Kustavi

In Kustavi 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 Kustavi, you can visit Hourly UV Index in Kustavi.

Maximum UV Index Levels in Kustavi for October

The chart shows the monthly maximum UV Index (UVI) for Kustavi 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 Kustavi typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Kustavi 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 Kustavi Compares to Other Months

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

This table compares monthly weather conditions in Kustavi, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)46 mm (1.8 inches)92%low
February Weather-2°C (29°F)40 mm (1.6 inches)90%low
March Weather0°C (33°F)40 mm (1.6 inches)89%moderate
April Weather3°C (38°F)27 mm (1.1 inches)85%moderate
May Weather8°C (47°F)37 mm (1.5 inches)77%moderate
June Weather14°C (58°F)36 mm (1.4 inches)78%high
July Weather17°C (63°F)47 mm (1.9 inches)78%high
August Weather17°C (63°F)67 mm (2.6 inches)79%moderate
September Weather13°C (56°F)77 mm (3.0 inches)86%moderate
October Weather9°C (48°F)107 mm (4.2 inches)90%low
November Weather5°C (42°F)69 mm (2.7 inches)91%low
December Weather2°C (36°F)87 mm (3.4 inches)89%low

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