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May Weather in Primero de Mayo, Mexico

Last updated: August 27, 2025

In Primero de Mayo, Mexico, the average temperature in May hovers around 23°C (74°F), offering a comfortable climate for exploration. However, be prepared for a range of temperatures, with lows dipping to 7°C (45°F) and highs soaring up to 37°C (99°F). Throughout the month, expect a modest precipitation amount of 9 mm (0.3 in) over 2 days, and enjoy an average humidity of 55% which adds to the pleasant atmosphere.

May Temperature in Primero de Mayo

In May in Primero de Mayo, the average temperature is 23°C (74°F). Maximums can reach 37°C (99°F), while minimums can drop as low as 7°C (45°F). Pack for warm days and cool evenings when traveling to Primero de Mayo in May.

May Weather in Primero de Mayo: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Primero de Mayo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Primero de Mayo, May typically has an average temperature of 23°C (74°F), with highs reaching up to 37°C (99°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec555965697375707167666155
Data source: Temperature data for Primero de Mayo 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 Primero de Mayo

In Primero de Mayo in May, the precipitation amount is 9 mm (0.3 in) over a period of 2 days.

May Precipitation Trends in Primero de Mayo

The chart displays monthly precipitation patterns in Primero de Mayo, 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 Primero de Mayo, May typically receives around 9 mm (0.3 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec1110529461399112648129
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Primero de Mayo

In Primero de Mayo in May humidity is 55%. With an average temperature of 23°C (74°F), this humidity feels like a warm embrace, creating a comfortable atmosphere for exploring the sights and indulging in outdoor activities.

May Average Humidity in Primero de Mayo

This chart illustrates the average monthly humidity levels in Primero de Mayo, 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 Primero de Mayo 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 Primero de Mayo

In Primero de Mayo 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 Primero de Mayo, you can check here.

Maximum UV Index Levels in Primero de Mayo for May

The chart shows the monthly maximum UV Index (UVI) for Primero de Mayo 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 Primero de Mayo typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec811131514141414131297
Data source: Primero de Mayo 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 Primero de Mayo Compares to Other Months

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

This table compares monthly weather conditions in Primero de Mayo, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (55°F)11 mm (0.4 inches)71%very high
February Weather15°C (59°F)10 mm (0.4 inches)64%extreme
March Weather18°C (65°F)5 mm (0.2 inches)49%extreme
April Weather20°C (69°F)2 mm (0.1 inches)47%extreme
May Weather23°C (74°F)9 mm (0.3 inches)55%extreme
June Weather24°C (75°F)46 mm (1.8 inches)77%extreme
July Weather21°C (71°F)139 mm (5.5 inches)82%extreme
August Weather22°C (71°F)91 mm (3.6 inches)83%extreme
September Weather19°C (67°F)126 mm (4.9 inches)86%extreme
October Weather19°C (66°F)48 mm (1.9 inches)83%extreme
November Weather16°C (61°F)12 mm (0.5 inches)80%very high
December Weather13°C (56°F)9 mm (0.3 inches)83%high

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