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September Weather in San Ramon, Philippines

Last updated: August 27, 2025

In September, the average temperature in San Ramon, Philippines hovers around 25°C (77°F), making it pleasantly warm. Temperatures can range from a cool 17°C (62°F) to a peak of 31°C (88°F). However, be prepared for some rain, as the region receives an average precipitation of 418 mm (16.4 in) over the span of 29 days. With an average humidity of 87%, you might want to stay hydrated as you enjoy the balmy weather!

September Temperature in San Ramon

In September in San Ramon, the average temperature is 25°C (77°F). Maximums can reach 31°C (88°F) and minimums can be as low as 17°C (62°F). This weather makes it an ideal time for outdoor activities and exploration, ensuring a comfortable traveling experience.

September Weather in San Ramon: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Ramon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Ramon, September typically has an average temperature of 25°C (77°F), with highs reaching up to 31°C (88°F) and lows dropping to around 17°C (62°F).
JanFebMarAprMayJunJulAugSepOctNovDec737476777878777677777675
Data source: Temperature data for San Ramon 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.

September Precipitation in San Ramon

In San Ramon in September, the precipitation amount is 418 mm (16.4 in) spread over 29 days.

September Precipitation Trends in San Ramon

The chart displays monthly precipitation patterns in San Ramon, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In San Ramon, September typically receives around 418 mm (16.4 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec5837377417939460648741830315483
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Ramon

In San Ramon in September, humidity is 87%. With an average temperature of 25°C (77°F), this humidity feels like a thick, warm blanket enveloping you, making travel a challenge as sweat clings to your skin and the air feels heavy and stifling.

September Average Humidity in San Ramon

This chart illustrates the average monthly humidity levels in San Ramon, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in San Ramon is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%73%71%73%77%85%86%87%87%86%89%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Ramon

In San Ramon in September, 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 Ramon, you can check here.

Maximum UV Index Levels in San Ramon for September

The chart shows the monthly maximum UV Index (UVI) for San Ramon in September, 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 September, the maximum UV index in San Ramon typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec11131415131414151413119
Data source: San Ramon September 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 September Weather in San Ramon Compares to Other Months

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

This table compares monthly weather conditions in San Ramon, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)58 mm (2.3 inches)77%extreme
February Weather23°C (74°F)37 mm (1.5 inches)73%extreme
March Weather25°C (77°F)37 mm (1.5 inches)71%extreme
April Weather25°C (78°F)73 mm (2.9 inches)73%extreme
May Weather26°C (78°F)179 mm (7.0 inches)77%extreme
June Weather25°C (78°F)394 mm (15.5 inches)85%extreme
July Weather25°C (77°F)606 mm (23.9 inches)86%extreme
August Weather25°C (77°F)487 mm (19.2 inches)87%extreme
September Weather25°C (77°F)418 mm (16.4 inches)87%extreme
October Weather25°C (77°F)303 mm (11.9 inches)86%extreme
November Weather25°C (76°F)154 mm (6.1 inches)89%extreme
December Weather24°C (75°F)82 mm (3.2 inches)85%very high

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