April Weather in Williams

Last updated: March 2, 2024

The weather in Williams, United States, during April is characterized by an average temperature of 12°C (54°F). Highs can soar to 25°C (78°F), while lows may dip to -2°C (28°F). Typically, the humidity level in Williams throughout April hovers around 63%.

-2°C (28°F)

Minimum temperature

12°C (54°F)

Average temperature

25°C (78°F)

Maximum temperature

63%

Humidity

Precipitation and Sunshine hours

In April, Williams averages 20 mm (0.8 inches) of rainfall, typically over the course of 3 rainy days. The month enjoys an average of 13 hours 6 minutes of daylight, with the sun shining for approximately 10 hours 57 minutes each day. Additionally, there is a 75% probability of sunny days during this period.

20 mm (0.8 inches)

Precipitation

3 rainy days

Rainy days

10 hours 57 minutes

Sunshine hours

75%

Chance of sun

UV Index

In April, the UV Index in Williams 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 3 5 7 9 11 11 9 6 4 2 1 1
Exposure Low Moderate High VeryHigh Extreme VeryHigh High Moderate Low
Time to burn 45 min 30 min 25 min 15 min 10 min 15 min 25 min 30 min 45 min

Compare Williams's Climate with Cities Worldwide