May Weather in Straumen, Norway

Last updated: August 27, 2025

In May, the average temperature in Straumen, Norway hovers around 5°C (42°F). Expect a range that dips as low as -10°C (15°F) and peaks at 22°C (72°F). With precipitation measuring 111 mm (4.4 in) over 17 days, and an average humidity level of 84%, it's a month where layers and umbrellas might be your best friends!

May Temperature in Straumen

In May in Straumen, the average temperature is 5°C (42°F). Maximum temperatures can reach 22°C (72°F), while minimums can drop as low as -10°C (15°F). This variation in temperature means travelers should pack layers to stay comfortable throughout the day.

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

The chart illustrates May temperature patterns in Straumen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Straumen, May typically has an average temperature of 5°C (42°F), with highs reaching up to 22°C (72°F) and lows dropping to around -10°C (15°F).
JanFebMarAprMayJunJulAugSepOctNovDec212126324151575446373025
Data source: Temperature data for Straumen 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 Straumen

In Straumen in May, the precipitation amount is 111 mm (4.4 in) spread over 17 days.

May Precipitation Trends in Straumen

The chart displays monthly precipitation patterns in Straumen, 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 Straumen, May typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec153137195140111147154165170133130124
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Straumen

In Straumen in May, humidity is 84%. With an average temperature of 5°C (42°F), this humidity feels like a thick blanket wrapping around you, making every step feel heavier while traveling.

May Average Humidity in Straumen

This chart illustrates the average monthly humidity levels in Straumen, 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 Straumen is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec98%96%93%91%84%81%85%89%93%95%95%98%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Straumen

In Straumen 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 Straumen.

Maximum UV Index Levels in Straumen for May

The chart shows the monthly maximum UV Index (UVI) for Straumen 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 Straumen typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112456643111
Data source: Straumen 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 Straumen Compares to Other Months

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

This table compares monthly weather conditions in Straumen, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)153 mm (6.0 inches)98%low
February Weather-6°C (21°F)137 mm (5.4 inches)96%low
March Weather-4°C (26°F)195 mm (7.7 inches)93%low
April Weather0°C (32°F)140 mm (5.5 inches)91%moderate
May Weather5°C (42°F)111 mm (4.4 inches)84%moderate
June Weather11°C (52°F)147 mm (5.8 inches)81%high
July Weather14°C (57°F)154 mm (6.1 inches)85%high
August Weather12°C (54°F)165 mm (6.5 inches)89%moderate
September Weather8°C (47°F)170 mm (6.7 inches)93%moderate
October Weather3°C (37°F)133 mm (5.2 inches)95%low
November Weather-1°C (30°F)130 mm (5.1 inches)95%low
December Weather-4°C (25°F)124 mm (4.9 inches)98%low

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