August Weather in Potomac

Last updated: March 2, 2024

The weather in Potomac, United States, during August is characterized by an average temperature of 25°C (77°F). Highs can soar to 35°C (95°F), while lows may dip to 16°C (60°F). Typically, the humidity level in Potomac throughout August hovers around 72%.

16°C (60°F)

Minimum temperature

25°C (77°F)

Average temperature

35°C (95°F)

Maximum temperature

72%

Humidity

Precipitation and Sunshine hours

In August, Potomac averages 150 mm (5.9 inches) of rainfall, typically over the course of 16 rainy days. The month enjoys an average of 13 hours 36 minutes of daylight, with the sun shining for approximately 10 hours 20 minutes each day. Additionally, there is a 35% probability of sunny days during this period.

150 mm (5.9 inches)

Precipitation

16 rainy days

Rainy days

10 hours 20 minutes

Sunshine hours

35%

Chance of sun

UV Index

In August, the UV Index in Potomac reaches a maximum of 9, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 15 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 1 3 5 7 8 9 9 7 5 3 2 1
Exposure Low Moderate High VeryHigh High Moderate Low
Time to burn 45 min 30 min 25 min 15 min 25 min 30 min 45 min

Compare Potomac's Climate with Cities Worldwide