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September Weather in Piikkioe, Finland

Last updated: August 23, 2025

In September, the average temperature in Piikkioe, Finland hovers around 12°C (53°F). Expect a range from a chilly -3°C (28°F) to a pleasant 24°C (75°F). While you're out and about, be prepared for some moisture, as 62 mm (2.4 in) of precipitation can fall over 12 days. Don't forget your layers—the average humidity sits at a cozy 86%!

September Temperature in Piikkioe

In September in Piikkioe, 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 Piikkioe has to offer.

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

The chart illustrates September temperature patterns in Piikkioe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Piikkioe, 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).
JanFebMarAprMayJunJulAugSepOctNovDec282631405061646153443831
Data source: Temperature data for Piikkioe 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 Piikkioe

In Piikkioe in September, the precipitation amount is 62 mm (2.4 in) spread over 12 days.

September Precipitation Trends in Piikkioe

The chart displays monthly precipitation patterns in Piikkioe, 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 Piikkioe, September typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec484245355147789162765372
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Piikkioe

In Piikkioe in September humidity is 86%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and prompting the need for warm, layered clothing while exploring the surroundings.

September Average Humidity in Piikkioe

This chart illustrates the average monthly humidity levels in Piikkioe, 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 Piikkioe is approximately 86%, 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Piikkioe

In Piikkioe 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 Piikkioe for better planning.

Maximum UV Index Levels in Piikkioe for September

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

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

This table compares monthly weather conditions in Piikkioe, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)48 mm (1.9 inches)92%low
February Weather-4°C (26°F)42 mm (1.7 inches)90%low
March Weather0°C (32°F)45 mm (1.8 inches)89%moderate
April Weather4°C (40°F)35 mm (1.4 inches)85%moderate
May Weather10°C (50°F)51 mm (2.0 inches)77%moderate
June Weather16°C (61°F)47 mm (1.8 inches)78%high
July Weather18°C (64°F)78 mm (3.1 inches)78%high
August Weather16°C (62°F)91 mm (3.6 inches)79%moderate
September Weather12°C (53°F)62 mm (2.4 inches)86%moderate
October Weather7°C (45°F)76 mm (3.0 inches)90%low
November Weather3°C (38°F)53 mm (2.1 inches)91%low
December Weather-1°C (31°F)72 mm (2.8 inches)89%low

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