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August Weather in Onega, Russian Federation

Last updated: August 27, 2025

In Onega, Russian Federation, the average temperature in August is a mild 15°C (59°F), with a comfortable range from a cool 6°C (44°F) to a warm 26°C (79°F). However, prepare for some rain, as the area receives about 117 mm (4.6 in) of precipitation over 16 days. Be ready for some humidity too, with an average of 87% to keep the air feeling fresh!

August Temperature in Onega

In August in Onega, the average temperature is 15°C (59°F). The maximum can reach 26°C (79°F), and the minimum can be as low as 6°C (44°F). This mild climate makes Onega an ideal destination for outdoor activities and sightseeing.

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

The chart illustrates August temperature patterns in Onega, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Onega, August typically has an average temperature of 15°C (59°F), with highs reaching up to 26°C (79°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec191724334456625850403223
Data source: Temperature data for Onega 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 Onega

In Onega in August, the precipitation amount is 117 mm (4.6 in), which falls over a span of 16 days.

August Precipitation Trends in Onega

The chart displays monthly precipitation patterns in Onega, 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 Onega, August typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec514548384556871171141147260
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Onega

In Onega in August, humidity is 87%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket, making traveling uncomfortable as the air feels thick and stifling, often leaving you feeling hot and sticky even when the temperature isn't too high.

August Average Humidity in Onega

This chart illustrates the average monthly humidity levels in Onega, 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 Onega is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec100%98%94%88%82%78%81%87%90%95%98%97%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Onega

In Onega 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 Onega.

Maximum UV Index Levels in Onega for August

The chart shows the monthly maximum UV Index (UVI) for Onega 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 Onega typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112356653211
Data source: Onega 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 Onega Compares to Other Months

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

This table compares monthly weather conditions in Onega, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)51 mm (2.0 inches)100%low
February Weather-8°C (18°F)45 mm (1.8 inches)98%low
March Weather-4°C (24°F)48 mm (1.9 inches)94%low
April Weather1°C (33°F)38 mm (1.5 inches)88%moderate
May Weather7°C (44°F)45 mm (1.8 inches)82%moderate
June Weather13°C (56°F)56 mm (2.2 inches)78%high
July Weather16°C (62°F)87 mm (3.4 inches)81%high
August Weather15°C (59°F)117 mm (4.6 inches)87%moderate
September Weather10°C (51°F)114 mm (4.5 inches)90%moderate
October Weather5°C (40°F)114 mm (4.5 inches)95%low
November Weather0°C (32°F)72 mm (2.8 inches)98%low
December Weather-5°C (23°F)60 mm (2.4 inches)97%low

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