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August Weather in Ruhnu, Estonia

Last updated: August 23, 2025

In August, the average temperature in Ruhnu, Estonia hovers around 18°C (65°F). Expect a minimum of 13°C (55°F) and a pleasurable maximum of 26°C (79°F). During this time, precipitation is typically about 91 mm (3.6 in) spread across 13 days, and the air carries an average humidity level of 80%. Enjoy the mild and slightly moist atmosphere!

August Temperature in Ruhnu

In August in Ruhnu, the average temperature is 18°C (65°F). The maximum can reach 26°C (79°F), while the minimum can drop to as low as 13°C (55°F). This pleasant climate makes Ruhnu an ideal destination for travelers seeking comfortable weather and outdoor activities.

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

The chart illustrates August temperature patterns in Ruhnu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ruhnu, August typically has an average temperature of 18°C (65°F), with highs reaching up to 26°C (79°F) and lows dropping to around 13°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec343234394860656559514437
Data source: Temperature data for Ruhnu 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 Ruhnu

In Ruhnu in August, the precipitation amount is 91 mm (3.6 in) spread over 13 days.

August Precipitation Trends in Ruhnu

The chart displays monthly precipitation patterns in Ruhnu, 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 Ruhnu, August typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec4843472835457791921088764
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Ruhnu

In Ruhnu in August, humidity is 80%. With an average temperature of 18°C (65°F), this humidity feels like wandering through a warm, damp blanket, making every step slightly heavy and resulting in a constant sheen of sweat, which can be both refreshing and exhausting for travelers.

August Average Humidity in Ruhnu

This chart illustrates the average monthly humidity levels in Ruhnu, 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 Ruhnu is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%91%90%87%72%76%76%80%87%91%92%93%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Ruhnu

In Ruhnu in August, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Ruhnu, you can refer to this Hourly UV Index in Ruhnu.

Maximum UV Index Levels in Ruhnu for August

The chart shows the monthly maximum UV Index (UVI) for Ruhnu 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 Ruhnu typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123467764211
Data source: Ruhnu 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 Ruhnu Compares to Other Months

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

This table compares monthly weather conditions in Ruhnu, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)48 mm (1.9 inches)93%low
February Weather0°C (32°F)43 mm (1.7 inches)91%low
March Weather1°C (34°F)47 mm (1.9 inches)90%moderate
April Weather4°C (39°F)28 mm (1.1 inches)87%moderate
May Weather9°C (48°F)35 mm (1.4 inches)72%high
June Weather16°C (60°F)45 mm (1.8 inches)76%high
July Weather18°C (65°F)77 mm (3.0 inches)76%high
August Weather18°C (65°F)91 mm (3.6 inches)80%high
September Weather15°C (59°F)92 mm (3.6 inches)87%moderate
October Weather11°C (51°F)108 mm (4.2 inches)91%low
November Weather7°C (44°F)87 mm (3.4 inches)92%low
December Weather3°C (37°F)64 mm (2.5 inches)93%low

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