July Weather in Washington

Last updated: March 2, 2024

The weather in Washington, United States, during July is characterized by an average temperature of 26°C (79°F). Highs can soar to 36°C (98°F), while lows may dip to 17°C (63°F). Typically, the humidity level in Washington throughout July hovers around 81%.

17°C (63°F)

Minimum temperature

26°C (79°F)

Average temperature

36°C (98°F)

Maximum temperature

81%

Humidity

Precipitation and Sunshine hours

In July, Washington averages 100 mm (3.9 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 14 hours 30 minutes of daylight, with the sun shining for approximately 11 hours 13 minutes each day. Additionally, there is a 49% probability of sunny days during this period.

100 mm (3.9 inches)

Precipitation

10 rainy days

Rainy days

11 hours 13 minutes

Sunshine hours

49%

Chance of sun

UV Index

In July, the UV Index in Washington reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 10 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 2 3 6 8 10 11 10 8 6 4 2 1
Exposure Low Moderate High VeryHigh Extreme VeryHigh High Moderate Low
Time to burn 45 min 30 min 25 min 15 min 10 min 15 min 25 min 30 min 45 min

Compare Washington's Climate with Cities Worldwide