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May Weather in White Swan, United States

Last updated: June 24, 2025

The average temperature in White Swan, United States during May is a mild 15°C (60°F). However, temperatures can fluctuate dramatically, with minimums dropping to 0°C (32°F) and maximums soaring to 33°C (92°F). Expect 15 mm (0.6 in) of precipitation spread over 4 days, and be prepared for a relatively high average humidity of 81%.

May Temperature in White Swan

In May in White Swan, the average temperature is 15°C (60°F). Maximums can reach 33°C (92°F), and minimums can be as low as 0°C (32°F). This varied climate makes White Swan an ideal destination for travelers seeking both warm and cool experiences throughout the month.

May Weather in White Swan: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in White Swan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In White Swan, May typically has an average temperature of 15°C (60°F), with highs reaching up to 33°C (92°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec333341495967747363504034
Data source: Temperature data for White Swan 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 White Swan

In White Swan in May, the precipitation amount is 15 mm (0.6 in) occurring over the course of 4 days.

May Precipitation Trends in White Swan

The chart displays monthly precipitation patterns in White Swan, 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 White Swan, May typically receives around 15 mm (0.6 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec889341311581415496287
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in White Swan

In White Swan in May, humidity is 81%. With an average temperature of 15°C (60°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sluggish and draining, which can challenge even the best-prepared traveler.

May Average Humidity in White Swan

This chart illustrates the average monthly humidity levels in White Swan, 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 White Swan is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%87%84%81%82%79%63%62%83%89%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in White Swan

In White Swan in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in White Swan.

Maximum UV Index Levels in White Swan for May

The chart shows the monthly maximum UV Index (UVI) for White Swan 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 White Swan typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101098532
Data source: White Swan 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 White Swan Compares to Other Months

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

This table compares monthly weather conditions in White Swan, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)88 mm (3.5 inches)86%low
February Weather1°C (33°F)93 mm (3.6 inches)86%moderate
March Weather5°C (41°F)41 mm (1.6 inches)87%high
April Weather9°C (49°F)31 mm (1.2 inches)84%high
May Weather15°C (60°F)15 mm (0.6 inches)81%very high
June Weather20°C (67°F)8 mm (0.3 inches)82%very high
July Weather24°C (75°F)1 mm (0.0 inches)79%very high
August Weather23°C (74°F)4 mm (0.1 inches)63%very high
September Weather17°C (64°F)15 mm (0.6 inches)62%very high
October Weather10°C (50°F)49 mm (1.9 inches)83%moderate
November Weather4°C (40°F)62 mm (2.4 inches)89%moderate
December Weather1°C (34°F)87 mm (3.4 inches)88%low

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