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May Weather in Rio Frio, Mexico

Last updated: August 26, 2025

In May, the average temperature in Rio Frio, Mexico hovers around 21°C (70°F). Expect a refreshing minimum of 8°C (46°F) and a warm maximum of 34°C (93°F). With an average humidity of 55%, you can enjoy 20 mm (0.8 in) of precipitation spread over just 4 days.

May Temperature in Rio Frio

In May in Rio Frio, the average temperature is 21°C (70°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 8°C (46°F). This pleasant climate makes Rio Frio an ideal destination for travelers seeking both warmth and the opportunity to enjoy cooler evenings.

May Weather in Rio Frio: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Rio Frio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Frio, May typically has an average temperature of 21°C (70°F), with highs reaching up to 34°C (93°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec535763667069666664625753
Data source: Temperature data for Rio Frio 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 Rio Frio

In Rio Frio in May, the total precipitation amount is 20 mm (0.8 in) spread over a period of 4 days.

May Precipitation Trends in Rio Frio

The chart displays monthly precipitation patterns in Rio Frio, 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 Rio Frio, May typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec171066219416187137501712
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Rio Frio

In Rio Frio in May humidity is 55%. With average temperature 21°C (70°F), this humidity feels like a refreshing embrace, making it comfortable for traveling as long as you stay hydrated and take in the sights at a leisurely pace.

May Average Humidity in Rio Frio

This chart illustrates the average monthly humidity levels in Rio Frio, 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 Rio Frio is approximately 55%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%64%49%47%55%77%82%83%86%83%80%83%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Rio Frio

In Rio Frio in May, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Rio Frio.

Maximum UV Index Levels in Rio Frio for May

The chart shows the monthly maximum UV Index (UVI) for Rio Frio 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 Rio Frio typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec8111315151414141412108
Data source: Rio Frio 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 Rio Frio Compares to Other Months

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

This table compares monthly weather conditions in Rio Frio, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (53°F)17 mm (0.7 inches)71%very high
February Weather14°C (57°F)10 mm (0.4 inches)64%extreme
March Weather17°C (63°F)6 mm (0.2 inches)49%extreme
April Weather19°C (66°F)6 mm (0.2 inches)47%extreme
May Weather21°C (70°F)20 mm (0.8 inches)55%extreme
June Weather21°C (70°F)94 mm (3.7 inches)77%extreme
July Weather19°C (67°F)161 mm (6.3 inches)82%extreme
August Weather19°C (67°F)87 mm (3.4 inches)83%extreme
September Weather18°C (64°F)137 mm (5.4 inches)86%extreme
October Weather17°C (62°F)50 mm (2.0 inches)83%extreme
November Weather14°C (58°F)17 mm (0.7 inches)80%very high
December Weather12°C (53°F)12 mm (0.5 inches)83%very high

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