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August Weather in Forssa, Finland

Last updated: August 23, 2025

In August, the average temperature in Forssa, Finland hovers around 16°C (61°F). However, be prepared for a range: temperatures can dip to a cool 5°C (41°F) or soar up to a warm 30°C (87°F). Expect about 87 mm (3.4 in) of precipitation spread over 14 days, contributing to an average humidity level of 83%. Enjoy the mild climate while staying prepared for those refreshing showers!

August Temperature in Forssa

In August in Forssa, the average temperature is 16°C (61°F), with maximums reaching 30°C (87°F) and minimums dipping as low as 5°C (41°F). This mild climate makes it an ideal time for travelers seeking pleasant weather for outdoor activities.

August Weather in Forssa: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Forssa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Forssa, August typically has an average temperature of 16°C (61°F), with highs reaching up to 30°C (87°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec262430385061636052433629
Data source: Temperature data for Forssa 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.

August Precipitation in Forssa

In Forssa in August, the precipitation amount is 87 mm (3.4 in) over a span of 14 days.

August Precipitation Trends in Forssa

The chart displays monthly precipitation patterns in Forssa, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Forssa, August typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec504546416162878763785367
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Forssa

In Forssa in August, humidity is 83%. With an average temperature of 16°C (61°F), this humidity feels like a warm, muggy blanket wrapping around you, making travel a bit sticky and potentially uncomfortable as you navigate through the sights.

August Average Humidity in Forssa

This chart illustrates the average monthly humidity levels in Forssa, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Forssa is approximately 83%, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Forssa

In Forssa in August, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Forssa.

Maximum UV Index Levels in Forssa for August

The chart shows the monthly maximum UV Index (UVI) for Forssa in August, 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 August, the maximum UV index in Forssa typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Forssa August 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 August Weather in Forssa Compares to Other Months

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

This table compares monthly weather conditions in Forssa, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)50 mm (2.0 inches)97%low
February Weather-4°C (24°F)45 mm (1.8 inches)95%low
March Weather-1°C (30°F)46 mm (1.8 inches)93%moderate
April Weather3°C (38°F)41 mm (1.6 inches)86%moderate
May Weather10°C (50°F)60 mm (2.4 inches)75%moderate
June Weather16°C (61°F)62 mm (2.4 inches)75%high
July Weather17°C (64°F)87 mm (3.4 inches)80%high
August Weather16°C (61°F)87 mm (3.4 inches)83%moderate
September Weather11°C (52°F)63 mm (2.5 inches)90%moderate
October Weather6°C (43°F)78 mm (3.1 inches)93%low
November Weather2°C (36°F)53 mm (2.1 inches)94%low
December Weather-2°C (29°F)67 mm (2.6 inches)95%low

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