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October Weather in Janakkala, Finland

Last updated: August 23, 2025

In Janakkala, Finland, the average temperature in October hovers around 6°C (43°F). Expect a chilly minimum of -6°C (22°F) and a pleasant maximum of 18°C (65°F). During this month, you can anticipate about 75 mm (2.9 in) of precipitation spread over 15 days, contributing to an average humidity level of a remarkable 93%.

October Temperature in Janakkala

In October in Janakkala, the average temperature is 6°C (43°F), with maximums reaching 18°C (65°F) and minimums dropping as low as -6°C (22°F). It's advisable to pack layers to comfortably enjoy your travels during this time.

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

The chart illustrates October temperature patterns in Janakkala, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Janakkala, October typically has an average temperature of 6°C (43°F), with highs reaching up to 18°C (65°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec252429385061636052433628
Data source: Temperature data for Janakkala 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 Janakkala

In Janakkala in October, the precipitation amount is 75 mm (2.9 in) over a span of 15 days.

October Precipitation Trends in Janakkala

The chart displays monthly precipitation patterns in Janakkala, 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 Janakkala, October typically receives around 75 mm (2.9 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec484143466071858065755263
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Janakkala

In Janakkala in October, humidity is 93%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making travel particularly uncomfortable and the air feel heavy, as though every step is met with resistance.

October Average Humidity in Janakkala

This chart illustrates the average monthly humidity levels in Janakkala, 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 Janakkala 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 Janakkala

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

Maximum UV Index Levels in Janakkala for October

The chart shows the monthly maximum UV Index (UVI) for Janakkala 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 Janakkala typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113456653211
Data source: Janakkala 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 Janakkala Compares to Other Months

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

This table compares monthly weather conditions in Janakkala, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)48 mm (1.9 inches)97%low
February Weather-5°C (24°F)41 mm (1.6 inches)95%low
March Weather-2°C (29°F)43 mm (1.7 inches)93%moderate
April Weather3°C (38°F)46 mm (1.8 inches)86%moderate
May Weather10°C (50°F)60 mm (2.4 inches)75%moderate
June Weather16°C (61°F)71 mm (2.8 inches)75%high
July Weather17°C (63°F)85 mm (3.4 inches)80%high
August Weather16°C (61°F)80 mm (3.2 inches)83%moderate
September Weather11°C (52°F)65 mm (2.6 inches)90%moderate
October Weather6°C (43°F)75 mm (2.9 inches)93%low
November Weather2°C (36°F)52 mm (2.1 inches)94%low
December Weather-2°C (29°F)63 mm (2.5 inches)95%low

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