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September Weather in Mynaemaeki, Finland

Last updated: August 23, 2025

In September, the average temperature in Mynaemaeki, Finland hovers around 12°C (54°F). Expect a range from a chilly -1°C (30°F) to a pleasant 24°C (75°F). During this month, you can anticipate about 63 mm (2.5 in) of precipitation spread over 11 days, and the atmosphere is commonly quite humid, with an average humidity of 86%. Enjoy your stay!

September Temperature in Mynaemaeki

In September in Mynaemaeki, the average temperature is 12°C (54°F). The maximum can reach 24°C (75°F), and the minimum can be as low as -1°C (30°F). This variation in temperature makes Mynaemaeki an ideal destination for travelers who enjoy both mild days and cooler evenings.

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

The chart illustrates September temperature patterns in Mynaemaeki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mynaemaeki, September typically has an average temperature of 12°C (54°F), with highs reaching up to 24°C (75°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec282632405061646153443831
Data source: Temperature data for Mynaemaeki 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 Mynaemaeki

In Mynaemaeki in September, the precipitation amount is 63 mm (2.5 in) during a total of 11 days.

September Precipitation Trends in Mynaemaeki

The chart displays monthly precipitation patterns in Mynaemaeki, 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 Mynaemaeki, September typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec454143354749818363775372
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mynaemaeki

In Mynaemaeki in September, humidity is 86%. With an average temperature of 12°C (54°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities uncomfortable and travel challenging due to the heavy, muggy atmosphere.

September Average Humidity in Mynaemaeki

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

In Mynaemaeki 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 Mynaemaeki for better planning.

Maximum UV Index Levels in Mynaemaeki for September

The chart shows the monthly maximum UV Index (UVI) for Mynaemaeki 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 Mynaemaeki typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Mynaemaeki 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 Mynaemaeki Compares to Other Months

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

This table compares monthly weather conditions in Mynaemaeki, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)45 mm (1.8 inches)92%low
February Weather-3°C (26°F)41 mm (1.6 inches)90%low
March Weather0°C (32°F)43 mm (1.7 inches)89%moderate
April Weather4°C (40°F)35 mm (1.4 inches)85%moderate
May Weather10°C (50°F)47 mm (1.9 inches)77%moderate
June Weather16°C (61°F)49 mm (1.9 inches)78%high
July Weather18°C (64°F)80 mm (3.2 inches)78%high
August Weather16°C (62°F)83 mm (3.3 inches)79%moderate
September Weather12°C (54°F)63 mm (2.5 inches)86%moderate
October Weather7°C (45°F)77 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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