May Weather in Fairmont, United States

Last updated: June 24, 2025

In May, the average temperature in Fairmont, United States hovers around 17°C (64°F), making it a mild period for visitors. However, temperatures can swing dramatically, with a minimum of -1°C (30°F) and a maximum of 31°C (88°F). Precipitation is also notable, with 153 mm (6.0 in) of rain spread over 17 days, contributing to an average humidity of 82%. Be prepared for a mix of weather conditions during your stay!

May Temperature in Fairmont

In May in Fairmont, the average temperature is 17°C (64°F). Maximums can reach 31°C (88°F), while minimums can drop as low as -1°C (30°F). Be prepared for a range of weather conditions during your travels!

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

The chart illustrates May temperature patterns in Fairmont, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fairmont, May typically has an average temperature of 17°C (64°F), with highs reaching up to 31°C (88°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec333844536370747368584438
Data source: Temperature data for Fairmont 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 Fairmont

In Fairmont in May, the precipitation amount is 153 mm (6.0 in) spread over 17 days.

May Precipitation Trends in Fairmont

The chart displays monthly precipitation patterns in Fairmont, 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 Fairmont, May typically receives around 153 mm (6.0 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec9014311814315316814212711611489125
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Fairmont

In Fairmont in May, humidity is 82%. With an average temperature of 17°C (64°F), this humidity feels like a damp embrace that can make traveling quite uncomfortable, as the sticky air clings to your skin and leaves you yearning for a cool breeze.

May Average Humidity in Fairmont

This chart illustrates the average monthly humidity levels in Fairmont, 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 Fairmont is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%87%82%84%82%73%74%81%89%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Fairmont

In Fairmont 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 Fairmont.

Maximum UV Index Levels in Fairmont for May

The chart shows the monthly maximum UV Index (UVI) for Fairmont 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 Fairmont typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098753
Data source: Fairmont 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 Fairmont Compares to Other Months

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

This table compares monthly weather conditions in Fairmont, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)90 mm (3.6 inches)88%moderate
February Weather3°C (38°F)143 mm (5.6 inches)88%moderate
March Weather7°C (44°F)118 mm (4.6 inches)88%high
April Weather12°C (53°F)143 mm (5.6 inches)86%very high
May Weather17°C (64°F)153 mm (6.0 inches)82%very high
June Weather21°C (70°F)168 mm (6.6 inches)84%very high
July Weather24°C (75°F)142 mm (5.6 inches)82%very high
August Weather23°C (73°F)127 mm (5.0 inches)73%very high
September Weather20°C (68°F)116 mm (4.5 inches)73%very high
October Weather15°C (58°F)114 mm (4.5 inches)81%high
November Weather6°C (44°F)89 mm (3.5 inches)89%moderate
December Weather3°C (38°F)125 mm (4.9 inches)86%moderate

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