April Weather in Osan

Last updated: March 2, 2024

The weather in Osan, South Korea, during April is characterized by an average temperature of 12°C (54°F). Highs can soar to 26°C (78°F), while lows may dip to 0°C (32°F). Typically, the humidity level in Osan throughout April hovers around 75%.

0°C (32°F)

Minimum temperature

12°C (54°F)

Average temperature

26°C (78°F)

Maximum temperature

75%

Humidity

Precipitation and Sunshine hours

In April, Osan averages 54 mm (2.1 inches) of rainfall, typically over the course of 5 rainy days. The month enjoys an average of 13 hours 9 minutes of daylight, with the sun shining for approximately 9 hours 37 minutes each day. Additionally, there is a 43% probability of sunny days during this period.

54 mm (2.1 inches)

Precipitation

5 rainy days

Rainy days

9 hours 37 minutes

Sunshine hours

43%

Chance of sun

UV Index

In April, the UV Index in Osan reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 2 4 6 7 8 8 7 5 3 2 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 Osan's Climate with Cities Worldwide