May Weather in Seal Beach

Last updated: March 2, 2024

The weather in Seal Beach, United States, during May is characterized by an average temperature of 18°C (64°F). Highs can soar to 28°C (83°F), while lows may dip to 12°C (54°F). Typically, the humidity level in Seal Beach throughout May hovers around 70%.

12°C (54°F)

Minimum temperature

18°C (64°F)

Average temperature

28°C (83°F)

Maximum temperature

70%

Humidity

Precipitation and Sunshine hours

In May, Seal Beach averages 12 mm (0.5 inches) of rainfall, typically over the course of 3 rainy days. The month enjoys an average of 13 hours 55 minutes of daylight, with the sun shining for approximately 11 hours 17 minutes each day. Additionally, there is a 48% probability of sunny days during this period.

12 mm (0.5 inches)

Precipitation

3 rainy days

Rainy days

11 hours 17 minutes

Sunshine hours

48%

Chance of sun

UV Index

In May, the UV Index in Seal Beach reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 2 4 6 9 10 10 9 7 5 3 1 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 Seal Beach's Climate with Cities Worldwide