October Weather in San Juan, Philippines

Last updated: August 27, 2025

In San Juan, Philippines, the average temperature in October is a warm 27°C (81°F), with lows reaching 24°C (76°F) and highs peaking at 30°C (86°F). Expect a fair amount of rain as well, with 227 mm (9.0 in) of precipitation spread over 28 days, contributing to an average humidity of 85%. Stay prepared for a tropical experience!

October Temperature in San Juan

In October in San Juan, the average temperature is 27°C (81°F), with maximums reaching 30°C (86°F) and minimums dropping to as low as 24°C (76°F). It's a great time to visit for those who enjoy warm, pleasant weather.

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

The chart illustrates October 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, October typically has an average temperature of 27°C (81°F), with highs reaching up to 30°C (86°F) and lows dropping to around 24°C (76°F).

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

October Precipitation in San Juan

In San Juan, in October, the precipitation amount is 227 mm (9.0 in) during a period of 28 days.

October Precipitation Trends in San Juan

The chart displays monthly precipitation patterns in San Juan, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In San Juan, October typically receives around 227 mm (9.0 inches) of precipitation spread over approximately 28 days.

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

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Millimeters (mm) Inches (in)

October Humidity in San Juan

In San Juan in October humidity is 85%. With an average temperature of 27°C (81°F), this humidity feels like a thick blanket enveloping you, making every step feel heavier as sweat clings to your skin and the air feels almost tangible, which can be quite challenging for traveling.

October Average Humidity in San Juan

This chart illustrates the average monthly humidity levels in San Juan, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in San Juan is approximately 85%, offering insight into how humid the weather typically is during this month.

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

October UV Index in San Juan

In San Juan in October, 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 October

The chart shows the monthly maximum UV Index (UVI) for San Juan in October, 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 October, the maximum UV index in San Juan typically reaches 14, which falls under the extreme exposure category.

Data source: San Juan October 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 October 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 October’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 October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	186 mm (7.3 inches)	88%	extreme
February Weather	26°C (79°F)	137 mm (5.4 inches)	86%	extreme
March Weather	26°C (80°F)	98 mm (3.9 inches)	84%	extreme
April Weather	27°C (80°F)	72 mm (2.8 inches)	82%	extreme
May Weather	27°C (82°F)	184 mm (7.2 inches)	83%	extreme
June Weather	27°C (82°F)	158 mm (6.2 inches)	85%	extreme
July Weather	27°C (81°F)	183 mm (7.2 inches)	86%	extreme
August Weather	27°C (81°F)	143 mm (5.6 inches)	87%	extreme
September Weather	27°C (81°F)	190 mm (7.5 inches)	89%	extreme
October Weather	27°C (81°F)	227 mm (9.0 inches)	85%	extreme
November Weather	27°C (81°F)	247 mm (9.7 inches)	87%	extreme
December Weather	27°C (80°F)	243 mm (9.5 inches)	91%	extreme