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May Weather in Oskarshamn, Sweden

Last updated: August 27, 2025

In May, the average temperature in Oskarshamn, Sweden hovers around 11°C (53°F). While the mercury can dip as low as -2°C (29°F), it can also rise to a balmy 30°C (86°F). Expect around 43 mm (1.7 in) of precipitation over approximately 11 days, with an average humidity level of 72%.

May Temperature in Oskarshamn

In May in Oskarshamn, the average temperature is 11°C (53°F). Maximum temperatures can reach 30°C (86°F), while minimums can drop as low as -2°C (29°F). Be prepared for a wide range of temperatures during your travels!

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

The chart illustrates May 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, May typically has an average temperature of 11°C (53°F), with highs reaching up to 30°C (86°F) and lows dropping to around -2°C (29°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.

May Precipitation in Oskarshamn

In Oskarshamn in May, the total precipitation amount is 43 mm (1.7 in) recorded over a span of 11 days.

May Precipitation Trends in Oskarshamn

The chart displays monthly precipitation patterns in Oskarshamn, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Oskarshamn, May typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec353944224341556458624855
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Oskarshamn

In Oskarshamn in May, humidity is 72%. With an average temperature of 11°C (53°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities slightly uncomfortable and the air heavy, which can dampen the enjoyment of sightseeing and exploring.

May Average Humidity in Oskarshamn

This chart illustrates the average monthly humidity levels in Oskarshamn, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Oskarshamn is approximately 72%, 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 May generated using information from the Copernicus Climate Change Service.

May UV Index in Oskarshamn

In Oskarshamn in May, 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 May

The chart shows the monthly maximum UV Index (UVI) for Oskarshamn in May, 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 May, the maximum UV index in Oskarshamn typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567764211
Data source: Oskarshamn May 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 May 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 May’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 May’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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