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May Weather in Selby, United States

Last updated: June 24, 2025

In May, the average temperature in Selby, United States hovers around 14°C (57°F), offering a pleasant climate. Temperatures can range dramatically, dipping as low as -3°C (26°F) and soaring up to 33°C (92°F). With an average humidity of 75% and precipitation totaling 55 mm (2.2 in) over 8 days, you can expect a mix of refreshing days and occasional rain.

May Temperature in Selby

In May in Selby, the average temperature is 14°C (57°F). Maximums can reach 33°C (92°F), while minimums can drop as low as -3°C (26°F). Travelers should be prepared for a wide range of temperatures, making layering and versatile clothing essential.

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

The chart illustrates May temperature patterns in Selby, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Selby, May typically has an average temperature of 14°C (57°F), with highs reaching up to 33°C (92°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec161431415670757163453323
Data source: Temperature data for Selby 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 Selby

In Selby in May, the precipitation amount is 55 mm (2.2 in) over the course of 8 days.

May Precipitation Trends in Selby

The chart displays monthly precipitation patterns in Selby, 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 Selby, May typically receives around 55 mm (2.2 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec141828455556729367621426
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Selby

In Selby in May, humidity is 75%. With an average temperature of 14°C (57°F), this humidity feels like a damp blanket enveloping you, making outdoor activities somewhat uncomfortable and travel a bit sluggish, as the air feels heavy and the heat lingers close to your skin.

May Average Humidity in Selby

This chart illustrates the average monthly humidity levels in Selby, 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 Selby is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%81%72%73%75%82%83%82%73%71%78%76%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Selby

In Selby 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 Selby.

Maximum UV Index Levels in Selby for May

The chart shows the monthly maximum UV Index (UVI) for Selby 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 Selby typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2557910998532
Data source: Selby 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 Selby Compares to Other Months

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

This table compares monthly weather conditions in Selby, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (17°F)14 mm (0.5 inches)78%low
February Weather-10°C (14°F)18 mm (0.7 inches)81%moderate
March Weather-1°C (31°F)28 mm (1.1 inches)71%moderate
April Weather5°C (41°F)45 mm (1.8 inches)73%high
May Weather14°C (57°F)55 mm (2.2 inches)75%very high
June Weather21°C (71°F)56 mm (2.2 inches)82%very high
July Weather24°C (75°F)72 mm (2.8 inches)83%very high
August Weather22°C (72°F)93 mm (3.7 inches)82%very high
September Weather17°C (63°F)67 mm (2.6 inches)73%very high
October Weather7°C (45°F)62 mm (2.4 inches)71%moderate
November Weather0°C (33°F)14 mm (0.5 inches)78%moderate
December Weather-5°C (24°F)26 mm (1.0 inches)76%low

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