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May Weather in Irsta, Sweden

Last updated: August 27, 2025

In May, the average temperature in Irsta, Sweden hovers around 11°C (51°F). Temperatures can vary widely, with a minimum drop to -6°C (21°F) and a maximum rise to 29°C (84°F). Expect a moderate level of rainfall, with 60 mm (2.4 in) spread over 11 days. Overall, the average humidity in this region sits at a comfortable 71%.

May Temperature in Irsta

In May, in Irsta, the average temperature is 11°C (51°F). Maximums can reach 29°C (84°F), while minimums can drop as low as -6°C (21°F). Be prepared for a wide range of temperatures when traveling to Irsta this May.

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

The chart illustrates May temperature patterns in Irsta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Irsta, May typically has an average temperature of 11°C (51°F), with highs reaching up to 29°C (84°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec302934415162646154453732
Data source: Temperature data for Irsta 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 Irsta

In Irsta in May, the precipitation amount is 60 mm (2.4 in) over the course of 11 days.

May Precipitation Trends in Irsta

The chart displays monthly precipitation patterns in Irsta, 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 Irsta, May typically receives around 60 mm (2.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec343239306068627758754656
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Irsta

In Irsta in May, humidity is 71%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill enveloping you, making outdoor exploration uncomfortable and necessitating layering to stay warm and dry.

May Average Humidity in Irsta

This chart illustrates the average monthly humidity levels in Irsta, 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 Irsta is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%88%82%71%69%67%73%83%89%91%90%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Irsta

In Irsta 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 Irsta.

Maximum UV Index Levels in Irsta for May

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

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

This table compares monthly weather conditions in Irsta, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)34 mm (1.3 inches)91%low
February Weather-2°C (29°F)32 mm (1.3 inches)89%low
March Weather1°C (34°F)39 mm (1.6 inches)88%moderate
April Weather5°C (41°F)30 mm (1.2 inches)82%moderate
May Weather11°C (51°F)60 mm (2.4 inches)71%moderate
June Weather17°C (62°F)68 mm (2.7 inches)69%high
July Weather18°C (64°F)61 mm (2.4 inches)67%high
August Weather16°C (62°F)77 mm (3.0 inches)72%moderate
September Weather12°C (54°F)58 mm (2.3 inches)83%moderate
October Weather7°C (45°F)75 mm (3.0 inches)89%low
November Weather3°C (38°F)46 mm (1.8 inches)91%low
December Weather0°C (32°F)56 mm (2.2 inches)90%low

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