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May Weather in Dahlgren, United States

Last updated: June 24, 2025

In May, the average temperature in Dahlgren, United States is a comfortable 20°C (69°F). Expect a range where the minimum can drop to 3°C (38°F) and the maximum can soar to 33°C (93°F). With an average humidity of 80%, you might feel the need for a light breeze. Be prepared for 156 mm (6.1 in) of precipitation spread over 14 days, so don’t forget your umbrella!

May Temperature in Dahlgren

In May, in Dahlgren, the average temperature is 20°C (69°F). The maximum can reach 33°C (93°F), while the minimum can drop as low as 3°C (38°F). This makes Dahlgren an ideal destination for travelers seeking a pleasant climate with the possibility of warm days and cool nights.

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

The chart illustrates May temperature patterns in Dahlgren, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dahlgren, May typically has an average temperature of 20°C (69°F), with highs reaching up to 33°C (93°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec343748566877807773604540
Data source: Temperature data for Dahlgren 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 Dahlgren

In Dahlgren in May, the precipitation amount is 156 mm (6.1 in) over the course of 14 days.

May Precipitation Trends in Dahlgren

The chart displays monthly precipitation patterns in Dahlgren, 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 Dahlgren, May typically receives around 156 mm (6.1 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec941071411281561069083691169290
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Dahlgren

In Dahlgren in May, humidity is 80%. With an average temperature of 20°C (69°F), this humidity feels like a warm blanket enveloping you, making every step slightly more challenging as you navigate the air that clings to your skin, often leaving you longing for a cool breeze while exploring the sights.

May Average Humidity in Dahlgren

This chart illustrates the average monthly humidity levels in Dahlgren, 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 Dahlgren is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%84%83%80%83%82%83%79%79%88%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Dahlgren

In Dahlgren 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 Dahlgren.

Maximum UV Index Levels in Dahlgren for May

The chart shows the monthly maximum UV Index (UVI) for Dahlgren 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 Dahlgren typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579111110109753
Data source: Dahlgren 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 Dahlgren Compares to Other Months

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

This table compares monthly weather conditions in Dahlgren, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)94 mm (3.7 inches)84%moderate
February Weather3°C (38°F)107 mm (4.2 inches)82%moderate
March Weather9°C (48°F)141 mm (5.5 inches)84%high
April Weather14°C (57°F)128 mm (5.0 inches)83%very high
May Weather20°C (69°F)156 mm (6.1 inches)80%extreme
June Weather25°C (77°F)106 mm (4.2 inches)83%extreme
July Weather27°C (80°F)90 mm (3.5 inches)82%very high
August Weather25°C (77°F)83 mm (3.3 inches)82%very high
September Weather23°C (73°F)69 mm (2.7 inches)79%very high
October Weather16°C (61°F)116 mm (4.5 inches)79%high
November Weather7°C (45°F)92 mm (3.6 inches)88%moderate
December Weather5°C (41°F)90 mm (3.6 inches)87%moderate

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