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May Weather in Arlington, United States

Last updated: June 24, 2025

In May, the average temperature in Arlington, United States is a pleasant 16°C (62°F), offering a balance of warmth and coolness. Be prepared for a range, as temperatures can dip to a minimum of 2°C (36°F) and rise to a maximum of 34°C (94°F). Expect some light rain, with 18 mm (0.7 in) of precipitation spread over about 5 days, and stay comfortable with an average humidity of 80%.

May Temperature in Arlington

In May in Arlington, the average temperature is 16°C (62°F). Maximum temperatures can reach 34°C (94°F), while minimums can drop as low as 2°C (36°F). Be prepared for a wide range of temperatures, making it important to pack layers for your travels.

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

The chart illustrates May temperature patterns in Arlington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arlington, May typically has an average temperature of 16°C (62°F), with highs reaching up to 34°C (94°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec363744526169777666524336
Data source: Temperature data for Arlington 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 Arlington

In Arlington in May, the precipitation amount is 18 mm (0.7 in) spread over a duration of 5 days.

May Precipitation Trends in Arlington

The chart displays monthly precipitation patterns in Arlington, 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 Arlington, May typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec485931301881512284051
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Arlington

In Arlington in May humidity is 80%. With an average temperature of 16°C (62°F), this humidity feels like a warm, muggy embrace, making travel slightly uncomfortable as the air hangs heavy, necessitating frequent hydration and light clothing to stay cool and refreshed.

May Average Humidity in Arlington

This chart illustrates the average monthly humidity levels in Arlington, 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 Arlington is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%87%86%85%80%82%79%63%59%78%88%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Arlington

In Arlington 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 Arlington.

Maximum UV Index Levels in Arlington for May

The chart shows the monthly maximum UV Index (UVI) for Arlington 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 Arlington typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24579101098532
Data source: Arlington 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 Arlington Compares to Other Months

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

This table compares monthly weather conditions in Arlington, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)48 mm (1.9 inches)86%low
February Weather3°C (37°F)58 mm (2.3 inches)87%moderate
March Weather7°C (45°F)31 mm (1.2 inches)86%moderate
April Weather11°C (52°F)30 mm (1.2 inches)85%high
May Weather16°C (62°F)18 mm (0.7 inches)80%very high
June Weather21°C (69°F)8 mm (0.3 inches)82%very high
July Weather25°C (77°F)1 mm (0.0 inches)78%very high
August Weather25°C (77°F)4 mm (0.2 inches)62%very high
September Weather19°C (67°F)12 mm (0.5 inches)59%very high
October Weather11°C (53°F)28 mm (1.1 inches)78%moderate
November Weather6°C (43°F)40 mm (1.6 inches)88%moderate
December Weather2°C (36°F)51 mm (2.0 inches)88%low

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