June Weather in San Juan, Philippines

Last updated: August 27, 2025

In San Juan, Philippines, the average temperature in June hovers around 28°C (83°F), with minimums dipping to 25°C (77°F) and maximums reaching up to 32°C (91°F). This month experiences a significant precipitation amount of 258 mm (10.2 in) spread over 27 days, contributing to the region's high average humidity of 81%.

June Temperature in San Juan

In June in San Juan, the average temperature is 28°C (83°F), with maximums reaching up to 32°C (91°F) and minimums dropping to 25°C (77°F). This makes it an ideal time for travelers to enjoy warm weather and outdoor activities.

June Weather in San Juan: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in San Juan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Juan, June typically has an average temperature of 28°C (83°F), with highs reaching up to 32°C (91°F) and lows dropping to around 25°C (77°F).

Data source: Temperature data for San Juan generated using information from the Copernicus Climate Change Service.

June Precipitation in San Juan

In San Juan in June, the precipitation amount is 258 mm (10.2 in) occurring over a span of 27 days.

June Precipitation Trends in San Juan

The chart displays monthly precipitation patterns in San Juan, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In San Juan, June typically receives around 258 mm (10.2 inches) of precipitation spread over approximately 27 days.

Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

June Humidity in San Juan

In San Juan in June, humidity is 81%. With an average temperature of 28°C (83°F), this humidity feels like walking through a warm, damp blanket, making travel feel both stifling and exhausting.

June Average Humidity in San Juan

This chart illustrates the average monthly humidity levels in San Juan, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in San Juan is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in San Juan

In San Juan in June, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in San Juan, you can check here.

Maximum UV Index Levels in San Juan for June

The chart shows the monthly maximum UV Index (UVI) for San Juan in June, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In June, the maximum UV index in San Juan typically reaches 14, which falls under the extreme exposure category.

Data source: San Juan June UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How June Weather in San Juan Compares to Other Months

Weather in San Juan varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in San Juan, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in San Juan, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (78°F)	109 mm (4.3 inches)	78%	extreme
February Weather	25°C (78°F)	78 mm (3.1 inches)	75%	extreme
March Weather	26°C (80°F)	61 mm (2.4 inches)	74%	extreme
April Weather	27°C (81°F)	62 mm (2.4 inches)	76%	extreme
May Weather	28°C (83°F)	174 mm (6.9 inches)	76%	extreme
June Weather	28°C (83°F)	258 mm (10.2 inches)	81%	extreme
July Weather	27°C (82°F)	360 mm (14.2 inches)	84%	extreme
August Weather	28°C (82°F)	233 mm (9.2 inches)	85%	extreme
September Weather	27°C (81°F)	320 mm (12.6 inches)	85%	extreme
October Weather	27°C (81°F)	326 mm (12.8 inches)	82%	extreme
November Weather	27°C (81°F)	258 mm (10.2 inches)	85%	extreme
December Weather	26°C (79°F)	310 mm (12.2 inches)	86%	very high