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January Weather in San Martin, Philippines

Last updated: August 27, 2025

In January, the average temperature in San Martin, Philippines hovers around 25°C (78°F), making it a pleasant destination for visitors. Expect a minimum of 20°C (68°F) and a maximum of 31°C (88°F). However, do prepare for rain, as 275 mm (10.8 in) of precipitation can fall over 21 days. With an average humidity of 88%, it's advisable to stay hydrated and enjoy the lush surroundings!

January Temperature in San Martin

In January in San Martin, the average temperature is 25°C (78°F). The maximum can reach 31°C (88°F), and the minimum can be as low as 20°C (68°F). This pleasant weather makes it an ideal time for travelers to explore and enjoy outdoor activities.

January Weather in San Martin: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in San Martin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Martin, January typically has an average temperature of 25°C (78°F), with highs reaching up to 31°C (88°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec777778798079787978787878
Data source: Temperature data for San Martin 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.

January Precipitation in San Martin

In San Martin in January, the precipitation amount is 275 mm (10.8 in) during a span of 21 days.

January Precipitation Trends in San Martin

The chart displays monthly precipitation patterns in San Martin, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In San Martin, January typically receives around 275 mm (10.8 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec275192183188419445366326322355287310
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in San Martin

In San Martin in January, humidity is 88%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities a sweat-drenched challenge and prompting frequent breaks in the shade to cool off.

January Average Humidity in San Martin

This chart illustrates the average monthly humidity levels in San Martin, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in San Martin is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%86%84%82%83%85%86%87%89%85%87%91%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in San Martin

In San Martin in January, 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 Martin.

Maximum UV Index Levels in San Martin for January

The chart shows the monthly maximum UV Index (UVI) for San Martin in January, 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 January, the maximum UV index in San Martin typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131516161514141415141312
Data source: San Martin January 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 January Weather in San Martin Compares to Other Months

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

This table compares monthly weather conditions in San Martin, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)275 mm (10.8 inches)88%extreme
February Weather25°C (77°F)192 mm (7.6 inches)86%extreme
March Weather26°C (78°F)183 mm (7.2 inches)84%extreme
April Weather26°C (79°F)188 mm (7.4 inches)82%extreme
May Weather26°C (80°F)419 mm (16.5 inches)83%extreme
June Weather26°C (79°F)445 mm (17.5 inches)85%extreme
July Weather26°C (79°F)366 mm (14.4 inches)86%extreme
August Weather26°C (79°F)326 mm (12.8 inches)87%extreme
September Weather26°C (79°F)322 mm (12.7 inches)89%extreme
October Weather26°C (78°F)355 mm (14.0 inches)85%extreme
November Weather26°C (79°F)287 mm (11.3 inches)87%extreme
December Weather25°C (78°F)310 mm (12.2 inches)91%extreme

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