May Weather in Perris

Last updated: March 2, 2024

The weather in Perris, United States, during May is characterized by an average temperature of 18°C (66°F). Highs can soar to 33°C (92°F), while lows may dip to 9°C (48°F). Typically, the humidity level in Perris throughout May hovers around 46%.

9°C (48°F)

Minimum temperature

18°C (66°F)

Average temperature

33°C (92°F)

Maximum temperature

46%

Humidity

Precipitation and Sunshine hours

In May, Perris averages 23 mm (0.9 inches) of rainfall, typically over the course of 5 rainy days. The month enjoys an average of 13 hours 54 minutes of daylight, with the sun shining for approximately 11 hours 49 minutes each day. Additionally, there is a 64% probability of sunny days during this period.

23 mm (0.9 inches)

Precipitation

5 rainy days

Rainy days

11 hours 49 minutes

Sunshine hours

64%

Chance of sun

UV Index

In May, the UV Index in Perris reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 7 9 11 11 10 8 5 3 1 1
Exposure Low Moderate High VeryHigh Extreme VeryHigh Moderate Low
Time to burn 45 min 30 min 25 min 15 min 10 min 15 min 30 min 45 min

Compare Perris's Climate with Cities Worldwide