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May Weather in Logan, United States

Last updated: June 24, 2025

In May, the average temperature in Logan, United States hovers around a pleasant 18°C (64°F). However, be prepared for a temperature range that can drop to a brisk -1°C (31°F) and soar to a warm 32°C (90°F). Expect 133 mm (5.2 in) of precipitation spread over 15 days, contributing to an average humidity of 81%. Whether you're enjoying the mild days or navigating the rainy ones, Logan offers a unique climate experience!

May Temperature in Logan

In May in Logan, the average temperature is 18°C (64°F). Maximums can reach 32°C (90°F) and minimums can be as low as -1°C (31°F). Travelers should be prepared for a wide range of temperatures, so packing layers is advisable.

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

The chart illustrates May temperature patterns in Logan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Logan, May typically has an average temperature of 18°C (64°F), with highs reaching up to 32°C (90°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec323644536472767469584337
Data source: Temperature data for Logan 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 Logan

In Logan in May, the total precipitation amount is 133 mm (5.2 in) spread over a duration of 15 days.

May Precipitation Trends in Logan

The chart displays monthly precipitation patterns in Logan, 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 Logan, May typically receives around 133 mm (5.2 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec8912312913913315712711310411097113
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Logan

In Logan in May, humidity is 81%. With an average temperature of 18°C (64°F), this humidity feels like a warm embrace, making travel both refreshing and slightly stifling at the same time.

May Average Humidity in Logan

This chart illustrates the average monthly humidity levels in Logan, 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 Logan is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%85%81%82%81%73%73%78%89%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Logan

In Logan in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Logan.

Maximum UV Index Levels in Logan for May

The chart shows the monthly maximum UV Index (UVI) for Logan 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 Logan typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098643
Data source: Logan 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 Logan Compares to Other Months

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

This table compares monthly weather conditions in Logan, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)89 mm (3.5 inches)88%moderate
February Weather2°C (36°F)123 mm (4.8 inches)88%moderate
March Weather7°C (44°F)129 mm (5.1 inches)87%high
April Weather12°C (53°F)139 mm (5.5 inches)85%very high
May Weather18°C (64°F)133 mm (5.2 inches)81%very high
June Weather22°C (72°F)157 mm (6.2 inches)82%very high
July Weather24°C (76°F)127 mm (5.0 inches)81%very high
August Weather23°C (74°F)113 mm (4.4 inches)73%very high
September Weather21°C (70°F)104 mm (4.1 inches)73%very high
October Weather15°C (59°F)110 mm (4.3 inches)78%high
November Weather6°C (43°F)97 mm (3.8 inches)89%moderate
December Weather3°C (38°F)113 mm (4.4 inches)87%moderate

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