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October Weather in San Juan, Philippines

Last updated: August 27, 2025

In San Juan, Philippines, the average temperature in October is a warm 28°C (83°F). Expect a comfortable minimum of 25°C (77°F) and a sweltering maximum of 34°C (93°F). However, be prepared for some rain, as precipitation typically reaches 181 mm (7.1 in) over about 20 days. With an average humidity of 86%, it's a month that embraces the tropical vibes!

October Temperature in San Juan

In October in San Juan, the average temperature is 28°C (83°F). Maximums can reach 34°C (93°F), and minimums can be as low as 25°C (77°F). This warm climate makes San Juan an ideal destination for travelers seeking sunny weather and outdoor adventures.

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 28°C (83°F), with highs reaching up to 34°C (93°F) and lows dropping to around 25°C (77°F).
JanFebMarAprMayJunJulAugSepOctNovDec808183858785838283838381
Data source: Temperature data for San Juan generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in San Juan

In San Juan in October, the precipitation amount is 181 mm (7.1 in) over a span of 20 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 181 mm (7.1 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec7221121391199362290290181120160
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in San Juan

In San Juan in October humidity is 86%. With an average temperature of 28°C (83°F), this humidity feels like a heavy blanket enveloping you, making every step feel sluggish and every breath a reminder of the tropical heat, 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 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%71%69%69%76%87%89%89%89%86%89%86%
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 reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in San Juan.

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 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111314141313131414131010
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.
 TemperaturePrecipitationHumidityUV
January Weather27°C (80°F)71 mm (2.8 inches)76%extreme
February Weather27°C (81°F)21 mm (0.8 inches)71%extreme
March Weather29°C (84°F)12 mm (0.5 inches)68%extreme
April Weather30°C (86°F)13 mm (0.5 inches)69%extreme
May Weather30°C (87°F)91 mm (3.6 inches)76%extreme
June Weather29°C (85°F)199 mm (7.8 inches)87%extreme
July Weather28°C (83°F)362 mm (14.2 inches)88%extreme
August Weather28°C (83°F)290 mm (11.4 inches)89%extreme
September Weather28°C (83°F)290 mm (11.4 inches)89%extreme
October Weather28°C (83°F)181 mm (7.1 inches)86%extreme
November Weather28°C (83°F)120 mm (4.7 inches)89%very high
December Weather27°C (82°F)160 mm (6.3 inches)86%very high

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