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May Weather in Port Leyden, United States

Last updated: June 24, 2025

In May, the average temperature in Port Leyden, United States hovers around 13°C (56°F). While you might experience a chilly minimum of -3°C (27°F), there's potential for warmth with a maximum reaching up to 31°C (88°F). Be prepared for 134 mm (5.3 in) of precipitation spread over 15 days, contributing to an average humidity level of 82%—perfect for cozy indoor activities or enjoying the rich local environment!

May Temperature in Port Leyden

In May in Port Leyden, the average temperature is 13°C (56°F), with maximums reaching 31°C (88°F) and minimums dropping as low as -3°C (27°F). This range makes it essential for travelers to pack accordingly for both warm and cool conditions.

May Weather in Port Leyden: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Port Leyden, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Leyden, May typically has an average temperature of 13°C (56°F), with highs reaching up to 31°C (88°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec202430435564696760503426
Data source: Temperature data for Port Leyden 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 Port Leyden

In Port Leyden in May, the total precipitation amount is 134 mm (5.3 in) spread over a period of 15 days.

May Precipitation Trends in Port Leyden

The chart displays monthly precipitation patterns in Port Leyden, 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 Port Leyden, May typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec11612010413813412918514190184142137
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Port Leyden

In Port Leyden in May, humidity is 82%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it feel much cooler than it is and creating a heavy atmosphere that can be exhausting for travelers.

May Average Humidity in Port Leyden

This chart illustrates the average monthly humidity levels in Port Leyden, 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 Port Leyden is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%87%88%82%79%78%76%78%84%89%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Port Leyden

In Port Leyden 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 Port Leyden.

Maximum UV Index Levels in Port Leyden for May

The chart shows the monthly maximum UV Index (UVI) for Port Leyden 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 Port Leyden typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468910998632
Data source: Port Leyden 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 Port Leyden Compares to Other Months

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

This table compares monthly weather conditions in Port Leyden, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)116 mm (4.6 inches)90%moderate
February Weather-5°C (24°F)120 mm (4.7 inches)90%moderate
March Weather-1°C (30°F)104 mm (4.1 inches)87%high
April Weather6°C (43°F)138 mm (5.4 inches)88%very high
May Weather13°C (56°F)134 mm (5.3 inches)82%very high
June Weather18°C (64°F)129 mm (5.1 inches)79%very high
July Weather21°C (69°F)185 mm (7.3 inches)78%very high
August Weather19°C (67°F)141 mm (5.5 inches)76%very high
September Weather16°C (60°F)90 mm (3.5 inches)78%very high
October Weather10°C (50°F)184 mm (7.3 inches)84%high
November Weather1°C (35°F)141 mm (5.6 inches)89%moderate
December Weather-3°C (26°F)137 mm (5.4 inches)86%low

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