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October Weather in Halikko, Finland

Last updated: August 23, 2025

In October, the average temperature in Halikko, Finland hovers around 7°C (44°F). Expect a chilly minimum of -7°C (20°F) and a pleasant maximum of 17°C (63°F). With an average humidity of 93%, be prepared for a notably damp atmosphere. Additionally, anticipate about 76 mm (3.0 in) of precipitation spread over 14 days, making this month a wet one in the area.

October Temperature in Halikko

In October in Halikko, the average temperature is 7°C (44°F). Maximums can reach 17°C (63°F), while minimums can drop to as low as -7°C (20°F). Be prepared for a wide range of temperatures during your travels to Halikko this month, and pack accordingly!

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

The chart illustrates October temperature patterns in Halikko, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Halikko, October typically has an average temperature of 7°C (44°F), with highs reaching up to 17°C (63°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec272531395061646153443730
Data source: Temperature data for Halikko 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 Halikko

In Halikko in October, the precipitation amount is 76 mm (3.0 in) spread over 14 days.

October Precipitation Trends in Halikko

The chart displays monthly precipitation patterns in Halikko, 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 Halikko, October typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec504448385551788958765369
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Halikko

In Halikko in October, humidity is 93%. With an average temperature of 7°C (44°F), this humidity feels like a dense, chilly blanket enveloping you, making outdoor activities cumbersome and travel less enjoyable.

October Average Humidity in Halikko

This chart illustrates the average monthly humidity levels in Halikko, 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 Halikko is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec97%95%93%87%75%75%80%83%90%93%94%95%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Halikko

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

Maximum UV Index Levels in Halikko for October

The chart shows the monthly maximum UV Index (UVI) for Halikko 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 Halikko typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123457754211
Data source: Halikko 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 Halikko Compares to Other Months

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

This table compares monthly weather conditions in Halikko, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (28°F)50 mm (2.0 inches)97%low
February Weather-4°C (25°F)44 mm (1.7 inches)95%low
March Weather-1°C (31°F)47 mm (1.9 inches)93%moderate
April Weather4°C (39°F)38 mm (1.5 inches)86%moderate
May Weather10°C (50°F)55 mm (2.2 inches)75%moderate
June Weather16°C (62°F)51 mm (2.0 inches)75%high
July Weather18°C (64°F)78 mm (3.1 inches)80%high
August Weather16°C (61°F)89 mm (3.5 inches)83%moderate
September Weather12°C (53°F)58 mm (2.3 inches)90%moderate
October Weather7°C (44°F)76 mm (3.0 inches)93%low
November Weather3°C (38°F)53 mm (2.1 inches)94%low
December Weather-1°C (30°F)69 mm (2.7 inches)95%low

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