May Weather in Happy Valley

Last updated: March 2, 2024

The weather in Happy Valley, United States, during May is characterized by an average temperature of 7°C (45°F). Highs can soar to 14°C (57°F), while lows may dip to 2°C (37°F). Typically, the humidity level in Happy Valley throughout May hovers around 87%.

2°C (37°F)

Minimum temperature

7°C (45°F)

Average temperature

14°C (57°F)

Maximum temperature

87%

Humidity

Precipitation and Sunshine hours

In May, Happy Valley averages 96 mm (3.8 inches) of rainfall, typically over the course of 18 rainy days. The month enjoys an average of 17 hours 13 minutes of daylight, with the sun shining for approximately 8 hours 26 minutes each day. Additionally, there is a 34% probability of sunny days during this period.

96 mm (3.8 inches)

Precipitation

18 rainy days

Rainy days

8 hours 26 minutes

Sunshine hours

34%

Chance of sun

UV Index

In May, the UV Index in Happy Valley reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 14:00 and 16:00, during which unprotected skin may burn in as little as 25 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 2 3 4 5 5 6 5 5 4 3 2
Exposure Low Moderate High Moderate Low
Time to burn 45 min 30 min 25 min 30 min 45 min

Compare Happy Valley's Climate with Cities Worldwide