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May Weather in Roanoke, United States

Last updated: June 24, 2025

In Roanoke, United States, the average temperature in May hovers around 22°C (72°F). Expect a comfortable range, with minimum temperatures dipping to 6°C (43°F) and maximums soaring to 33°C (93°F). However, be prepared for some rain, as the area experiences an average precipitation of 101 mm (4.0 in) over 10 days. With an average humidity of 81%, it's a good idea to stay hydrated while enjoying the lush surroundings!

May Temperature in Roanoke

In May in Roanoke, the average temperature is 22°C (72°F). Maximum temperatures can reach 33°C (93°F), while minimums can drop as low as 6°C (43°F). This variability makes it essential for travelers to pack layers to accommodate both warm days and cooler evenings.

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

The chart illustrates May temperature patterns in Roanoke, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Roanoke, May typically has an average temperature of 22°C (72°F), with highs reaching up to 33°C (93°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec465257637177807976675349
Data source: Temperature data for Roanoke 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 Roanoke

In Roanoke in May, the precipitation amount is 101 mm (4.0 in) spread over the course of 10 days.

May Precipitation Trends in Roanoke

The chart displays monthly precipitation patterns in Roanoke, 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 Roanoke, May typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec10814611413010111810513110211784145
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Roanoke

In Roanoke in May, humidity is 81%. With an average temperature of 22°C (72°F), this humidity feels like a warm, enveloping blanket, making traveling feel both lush and a bit stifling, as the air clings to your skin and every step is accompanied by a gentle sheen of moisture.

May Average Humidity in Roanoke

This chart illustrates the average monthly humidity levels in Roanoke, 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 Roanoke is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%82%82%81%77%77%72%73%73%85%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Roanoke

In Roanoke in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Roanoke.

Maximum UV Index Levels in Roanoke for May

The chart shows the monthly maximum UV Index (UVI) for Roanoke 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 Roanoke typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111119864
Data source: Roanoke 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 Roanoke Compares to Other Months

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

This table compares monthly weather conditions in Roanoke, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)108 mm (4.3 inches)85%moderate
February Weather11°C (53°F)146 mm (5.7 inches)84%high
March Weather14°C (58°F)114 mm (4.5 inches)82%very high
April Weather17°C (63°F)130 mm (5.1 inches)82%very high
May Weather22°C (72°F)101 mm (4.0 inches)81%extreme
June Weather25°C (77°F)118 mm (4.6 inches)77%extreme
July Weather26°C (80°F)105 mm (4.1 inches)77%extreme
August Weather26°C (79°F)131 mm (5.2 inches)72%extreme
September Weather24°C (76°F)102 mm (4.0 inches)73%very high
October Weather19°C (67°F)117 mm (4.6 inches)73%very high
November Weather12°C (53°F)84 mm (3.3 inches)85%high
December Weather10°C (49°F)145 mm (5.7 inches)88%moderate

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