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September Weather in Pyhaeranta, Finland

Last updated: August 23, 2025

In Pyhaeranta, Finland, the average temperature in September hovers around 13°C (55°F). While you can expect minimums of 3°C (38°F) and delightful highs of 22°C (72°F), be prepared for a fair amount of precipitation—around 79 mm (3.1 in) across 12 days. With an average humidity of 86%, don’t forget to pack your umbrella and a light jacket for this moist and cozy month!

September Temperature in Pyhaeranta

In September in Pyhaeranta, the average temperature is 13°C (55°F). The maximum can reach 22°C (72°F), while the minimum can be as low as 3°C (38°F). This mild climate makes Pyhaeranta an ideal destination for travelers seeking comfortable weather and pleasant outdoor activities.

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

The chart illustrates September temperature patterns in Pyhaeranta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pyhaeranta, September typically has an average temperature of 13°C (55°F), with highs reaching up to 22°C (72°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec302832384758636255464033
Data source: Temperature data for Pyhaeranta 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 Pyhaeranta

In Pyhaeranta in September, the precipitation amount is 79 mm (3.1 in) over a period of 12 days.

September Precipitation Trends in Pyhaeranta

The chart displays monthly precipitation patterns in Pyhaeranta, 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 Pyhaeranta, September typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec464242324041788079996777
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Pyhaeranta

In Pyhaeranta in September humidity is 86%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket clinging to your skin, making travel quite uncomfortable and urging you to seek cooler, dryer spots.

September Average Humidity in Pyhaeranta

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

In Pyhaeranta in September, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Pyhaeranta, you can check the information here.

Maximum UV Index Levels in Pyhaeranta for September

The chart shows the monthly maximum UV Index (UVI) for Pyhaeranta 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 Pyhaeranta typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113456653211
Data source: Pyhaeranta 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 Pyhaeranta Compares to Other Months

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

This table compares monthly weather conditions in Pyhaeranta, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)46 mm (1.8 inches)92%low
February Weather-2°C (28°F)41 mm (1.6 inches)90%low
March Weather0°C (32°F)42 mm (1.6 inches)89%moderate
April Weather4°C (39°F)32 mm (1.3 inches)85%moderate
May Weather8°C (47°F)40 mm (1.6 inches)77%moderate
June Weather15°C (58°F)41 mm (1.6 inches)78%high
July Weather17°C (63°F)78 mm (3.1 inches)78%high
August Weather17°C (62°F)80 mm (3.2 inches)79%moderate
September Weather13°C (55°F)79 mm (3.1 inches)86%moderate
October Weather8°C (46°F)99 mm (3.9 inches)90%low
November Weather4°C (40°F)67 mm (2.7 inches)91%low
December Weather1°C (34°F)77 mm (3.0 inches)89%low

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