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September Weather in Paimio, Finland

Last updated: August 23, 2025

In September, the average temperature in Paimio, Finland is a mild 12°C (53°F), with potential extremes ranging from a chilly -3°C (28°F) to a warm 24°C (75°F). Expect 57 mm (2.2 in) of precipitation spread over 11 days, contributing to an average humidity of a high 90%. Perfect for cozy inside activities or gearing up for quick outdoor adventures!

September Temperature in Paimio

In September in Paimio, the average temperature is 12°C (53°F). The maximum can reach 24°C (75°F), while the minimum can drop as low as -3°C (28°F). It's advisable to pack layers and be prepared for fluctuating temperatures while enjoying everything Paimio has to offer.

September Weather in Paimio: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Paimio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Paimio, September typically has an average temperature of 12°C (53°F), with highs reaching up to 24°C (75°F) and lows dropping to around -3°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec282531395061646153443830
Data source: Temperature data for Paimio 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.

September Precipitation in Paimio

In Paimio in September, the precipitation amount is 57 mm (2.2 in) spread over 11 days.

September Precipitation Trends in Paimio

The chart displays monthly precipitation patterns in Paimio, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Paimio, September typically receives around 57 mm (2.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec494346375449758957755270
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Paimio

In Paimio in September, humidity is 90%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that clings to your skin, making outdoor adventures uncomfortable and travel plans less appealing.

September Average Humidity in Paimio

This chart illustrates the average monthly humidity levels in Paimio, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Paimio is approximately 90%, 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Paimio

In Paimio in September, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Paimio for better planning.

Maximum UV Index Levels in Paimio for September

The chart shows the monthly maximum UV Index (UVI) for Paimio in September, 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 September, the maximum UV index in Paimio typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123457754211
Data source: Paimio September 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 September Weather in Paimio Compares to Other Months

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

This table compares monthly weather conditions in Paimio, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)49 mm (1.9 inches)97%low
February Weather-4°C (26°F)43 mm (1.7 inches)95%low
March Weather0°C (31°F)46 mm (1.8 inches)93%moderate
April Weather4°C (40°F)37 mm (1.4 inches)86%moderate
May Weather10°C (50°F)54 mm (2.1 inches)75%moderate
June Weather16°C (62°F)49 mm (1.9 inches)75%high
July Weather18°C (64°F)75 mm (2.9 inches)80%high
August Weather16°C (62°F)89 mm (3.5 inches)83%moderate
September Weather12°C (53°F)57 mm (2.2 inches)90%moderate
October Weather7°C (44°F)75 mm (2.9 inches)93%low
November Weather3°C (38°F)52 mm (2.1 inches)94%low
December Weather-1°C (31°F)70 mm (2.7 inches)95%low

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