April Weather in Clearlake

Last updated: March 2, 2024

The weather in Clearlake, United States, during April is characterized by an average temperature of 13°C (56°F). Highs can soar to 28°C (82°F), while lows may dip to 2°C (35°F). Typically, the humidity level in Clearlake throughout April hovers around 80%.

2°C (35°F)

Minimum temperature

13°C (56°F)

Average temperature

28°C (82°F)

Maximum temperature

80%

Humidity

Precipitation and Sunshine hours

In April, Clearlake averages 50 mm (2.0 inches) of rainfall, typically over the course of 6 rainy days. The month enjoys an average of 13 hours 15 minutes of daylight, with the sun shining for approximately 9 hours 53 minutes each day. Additionally, there is a 71% probability of sunny days during this period.

50 mm (2.0 inches)

Precipitation

6 rainy days

Rainy days

9 hours 53 minutes

Sunshine hours

71%

Chance of sun

UV Index

In April, the UV Index in Clearlake reaches a maximum of 9, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, 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 1 3 4 6 8 9 8 6 4 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 Clearlake's Climate with Cities Worldwide