July Weather in London

Last updated: March 2, 2024

The weather in London, United States, during July is characterized by an average temperature of 31°C (88°F). Highs can soar to 43°C (109°F), while lows may dip to 20°C (68°F). Typically, the humidity level in London throughout July hovers around 36%.

20°C (68°F)

Minimum temperature

31°C (88°F)

Average temperature

43°C (109°F)

Maximum temperature

36%

Humidity

Precipitation and Sunshine hours

In July, London averages 0 mm (0.0 inches) of rainfall, typically over the course of 0 rainy days. The month enjoys an average of 14 hours 19 minutes of daylight, with the sun shining for approximately 12 hours 30 minutes each day. Additionally, there is a 82% probability of sunny days during this period.

0 mm (0.0 inches)

Precipitation

0 rainy days

Rainy days

12 hours 30 minutes

Sunshine hours

82%

Chance of sun

UV Index

In July, the UV Index in London 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 4 6 9 10 11 10 8 6 3 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 London's Climate with Cities Worldwide