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May Weather in Rosario, Philippines

Last updated: August 27, 2025

In Rosario, Philippines, the average temperature in May reaches a warm 29°C (84°F), with a comfortable minimum of 24°C (75°F) and a peak of 33°C (92°F). However, prepare for some rain, as the area experiences about 130 mm (5.1 in) of precipitation over 24 days. Be ready for the humidity too, which averages a tropical 83%.

May Temperature in Rosario

In May in Rosario, the average temperature is 29°C (84°F). Maximums can reach 33°C (92°F) and minimums can drop as low as 24°C (75°F). This pleasant climate makes it an ideal destination for travelers looking to enjoy warm weather.

May Weather in Rosario: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Rosario, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rosario, May typically has an average temperature of 29°C (84°F), with highs reaching up to 33°C (92°F) and lows dropping to around 24°C (75°F).
JanFebMarAprMayJunJulAugSepOctNovDec797981828483828382828281
Data source: Temperature data for Rosario 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.

May Precipitation in Rosario

In Rosario in May, the precipitation amount is 130 mm (5.1 in) over a period of 24 days.

May Precipitation Trends in Rosario

The chart displays monthly precipitation patterns in Rosario, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Rosario, May typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec235138104107130222304255264252192382
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Rosario

In Rosario in May, humidity is 83%. With an average temperature of 29°C (84°F), this humidity feels like an oppressive blanket enveloping you, making travel feel sticky and uncomfortable as you navigate the streets.

May Average Humidity in Rosario

This chart illustrates the average monthly humidity levels in Rosario, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Rosario is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%78%77%79%83%86%87%87%88%85%89%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Rosario

In Rosario in May, 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 Rosario, you can check here.

Maximum UV Index Levels in Rosario for May

The chart shows the monthly maximum UV Index (UVI) for Rosario in May, 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 May, the maximum UV index in Rosario typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121315161414141415131111
Data source: Rosario May 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 May Weather in Rosario Compares to Other Months

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

This table compares monthly weather conditions in Rosario, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)235 mm (9.3 inches)82%extreme
February Weather26°C (80°F)138 mm (5.4 inches)78%extreme
March Weather27°C (81°F)104 mm (4.1 inches)77%extreme
April Weather28°C (82°F)107 mm (4.2 inches)79%extreme
May Weather29°C (84°F)130 mm (5.1 inches)83%extreme
June Weather28°C (83°F)222 mm (8.7 inches)86%extreme
July Weather28°C (83°F)304 mm (12.0 inches)87%extreme
August Weather28°C (83°F)255 mm (10.0 inches)87%extreme
September Weather28°C (83°F)264 mm (10.4 inches)88%extreme
October Weather28°C (82°F)251 mm (9.9 inches)85%extreme
November Weather28°C (82°F)191 mm (7.5 inches)89%extreme
December Weather27°C (81°F)382 mm (15.0 inches)89%extreme

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