May Weather in South Pasadena

Last updated: March 2, 2024

The weather in South Pasadena, United States, during May is characterized by an average temperature of 25°C (77°F). Highs can soar to 29°C (85°F), while lows may dip to 20°C (68°F). Typically, the humidity level in South Pasadena throughout May hovers around 76%.

20°C (68°F)

Minimum temperature

25°C (77°F)

Average temperature

29°C (85°F)

Maximum temperature

76%

Humidity

Precipitation and Sunshine hours

In May, South Pasadena averages 105 mm (4.1 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 13 hours 31 minutes of daylight, with the sun shining for approximately 10 hours 47 minutes each day. Additionally, there is a 59% probability of sunny days during this period.

105 mm (4.1 inches)

Precipitation

10 rainy days

Rainy days

10 hours 47 minutes

Sunshine hours

59%

Chance of sun

UV Index

In May, the UV Index in South Pasadena 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 1 3 5 8 10 11 11 9 7 4 2 1
Exposure Low Moderate VeryHigh Extreme VeryHigh High Moderate Low
Time to burn 45 min 30 min 15 min 10 min 15 min 25 min 30 min 45 min

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