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August Weather in Oskarshamn, Sweden

Last updated: August 27, 2025

In Oskarshamn, Sweden, the average temperature in August is a pleasant 18°C (64°F). However, be prepared for fluctuations, as the temperature can dip to a minimum of 7°C (44°F) and rise to a maximum of 31°C (89°F). With an average humidity of 73%, the atmosphere can feel quite warm. Additionally, expect about 64 mm (2.5 in) of precipitation over approximately 10 days, so a light raincoat might come in handy!

August Temperature in Oskarshamn

In August in Oskarshamn, the average temperature is 18°C (64°F). Maximums can reach 31°C (89°F), while minimums can drop as low as 7°C (44°F). It's a great time to visit Oskarshamn, as you can enjoy mild weather and a variety of outdoor activities.

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

The chart illustrates August temperature patterns in Oskarshamn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oskarshamn, August typically has an average temperature of 18°C (64°F), with highs reaching up to 31°C (89°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec343437435263656457494236
Data source: Temperature data for Oskarshamn 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 Oskarshamn

In Oskarshamn in August, the precipitation amount is 64 mm (2.5 in) over a span of 10 days.

August Precipitation Trends in Oskarshamn

The chart displays monthly precipitation patterns in Oskarshamn, 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 Oskarshamn, August typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec353944224341556458624855
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Oskarshamn

In Oskarshamn in August, humidity is 73%. With an average temperature of 18°C (64°F), this humidity feels like a warm, sticky embrace that can leave travelers feeling a bit sluggish, making outdoor activities feel more demanding and encouraging frequent breaks to hydrate and cool off.

August Average Humidity in Oskarshamn

This chart illustrates the average monthly humidity levels in Oskarshamn, 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 Oskarshamn is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%88%82%72%68%68%73%81%87%89%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Oskarshamn

In Oskarshamn 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 Oskarshamn, you can refer to this Hourly UV Index in Oskarshamn.

Maximum UV Index Levels in Oskarshamn for August

The chart shows the monthly maximum UV Index (UVI) for Oskarshamn 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 Oskarshamn typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567764211
Data source: Oskarshamn 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 Oskarshamn Compares to Other Months

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

This table compares monthly weather conditions in Oskarshamn, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)35 mm (1.4 inches)90%low
February Weather1°C (34°F)39 mm (1.5 inches)89%low
March Weather3°C (37°F)44 mm (1.7 inches)88%moderate
April Weather6°C (44°F)22 mm (0.9 inches)82%moderate
May Weather11°C (53°F)43 mm (1.7 inches)72%high
June Weather17°C (64°F)41 mm (1.6 inches)68%high
July Weather19°C (66°F)55 mm (2.2 inches)68%high
August Weather18°C (64°F)64 mm (2.5 inches)73%high
September Weather14°C (57°F)58 mm (2.3 inches)81%moderate
October Weather9°C (49°F)62 mm (2.4 inches)87%low
November Weather6°C (43°F)48 mm (1.9 inches)89%low
December Weather2°C (36°F)55 mm (2.2 inches)88%low

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