April Weather in San Juan

Last updated: March 2, 2024

The weather in San Juan, Philippines, during April is characterized by an average temperature of 27°C (81°F). Highs can soar to 35°C (94°F), while lows may dip to 21°C (70°F). Typically, the humidity level in San Juan throughout April hovers around 73%.

21°C (70°F)

Minimum temperature

27°C (81°F)

Average temperature

35°C (94°F)

Maximum temperature

73%

Humidity

Precipitation and Sunshine hours

In April, San Juan averages 40 mm (1.6 inches) of rainfall, typically over the course of 13 rainy days. The month enjoys an average of 12 hours 31 minutes of daylight, with the sun shining for approximately 9 hours 52 minutes each day. Additionally, there is a 50% probability of sunny days during this period.

40 mm (1.6 inches)

Precipitation

13 rainy days

Rainy days

9 hours 52 minutes

Sunshine hours

50%

Chance of sun

UV Index

In April, the UV Index in San Juan reaches a maximum of 15, 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	2	4	7	11	14	15	13	10	6	3	1	1	0
Exposure	Low	Moderate	High	Extreme				VeryHigh	High	Moderate	Low
Time to burn	45 min	30 min	25 min	10 min				15 min	25 min	30 min	45 min