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May Weather in Rosendal, Norway

Last updated: August 27, 2025

In May, the average temperature in Rosendal, Norway hovers around 8°C (47°F). Be prepared for a range of temperatures, as lows can dip to -4°C (26°F) while highs may reach up to 27°C (80°F). Expect 112 mm (4.4 in) of precipitation spread over 16 days, contributing to an average humidity level of 84%—making it a rather moist month!

May Temperature in Rosendal

In May in Rosendal, the average temperature is 8°C (47°F). Maximum temperatures can reach 27°C (80°F), while minimums can drop as low as -4°C (26°F). This variation in temperature makes Rosendal an ideal destination for travelers looking to experience a diverse climate.

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

The chart illustrates May temperature patterns in Rosendal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rosendal, May typically has an average temperature of 8°C (47°F), with highs reaching up to 27°C (80°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec303034394755575651433732
Data source: Temperature data for Rosendal 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 Rosendal

In Rosendal in May, the precipitation amount is 112 mm (4.4 in) spread over 16 days.

May Precipitation Trends in Rosendal

The chart displays monthly precipitation patterns in Rosendal, 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 Rosendal, May typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec235227239155112196198256336365263274
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Rosendal

In Rosendal in May, humidity is 84%. With an average temperature of 8°C (47°F), this humidity feels like a damp blanket wrapping around you, making travel feel heavy and a bit lethargic, as the air thickens with moisture and each step becomes a little more cumbersome.

May Average Humidity in Rosendal

This chart illustrates the average monthly humidity levels in Rosendal, 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 Rosendal is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%90%87%84%81%86%87%90%92%93%91%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Rosendal

In Rosendal in May, 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 Rosendal.

Maximum UV Index Levels in Rosendal for May

The chart shows the monthly maximum UV Index (UVI) for Rosendal 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 Rosendal typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123457754211
Data source: Rosendal 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 Rosendal Compares to Other Months

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

This table compares monthly weather conditions in Rosendal, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)235 mm (9.3 inches)92%low
February Weather-1°C (30°F)227 mm (8.9 inches)90%low
March Weather1°C (34°F)239 mm (9.4 inches)90%moderate
April Weather4°C (40°F)155 mm (6.1 inches)87%moderate
May Weather8°C (47°F)112 mm (4.4 inches)84%moderate
June Weather13°C (55°F)196 mm (7.7 inches)81%high
July Weather14°C (58°F)198 mm (7.8 inches)86%high
August Weather13°C (56°F)256 mm (10.1 inches)87%moderate
September Weather11°C (51°F)336 mm (13.2 inches)90%moderate
October Weather6°C (44°F)365 mm (14.4 inches)92%low
November Weather3°C (37°F)263 mm (10.3 inches)93%low
December Weather0°C (32°F)274 mm (10.8 inches)90%low

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