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May Weather in Dieciocho de Marzo, Mexico

Last updated: August 27, 2025

In May, the average temperature in Dieciocho de Marzo, Mexico reaches a warm 30°C (87°F). Expect a range that dips to a cool 17°C (64°F) at night and peaks at a scorching 40°C (105°F) during the day. With an average humidity of 67%, the air can feel quite sticky. Additionally, anticipate light rainfall, with precipitation amounting to 7 mm (0.3 in) over just 1 day.

May Temperature in Dieciocho de Marzo

In May, in Dieciocho de Marzo, the average temperature is 30°C (87°F). Maximum temperatures can reach 40°C (105°F) while minimums can drop to as low as 17°C (64°F). Be prepared for warm weather and pack accordingly to make the most of your trip!

May Weather in Dieciocho de Marzo: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Dieciocho de Marzo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dieciocho de Marzo, May typically has an average temperature of 30°C (87°F), with highs reaching up to 40°C (105°F) and lows dropping to around 17°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec757882848783828280797774
Data source: Temperature data for Dieciocho de Marzo 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 Dieciocho de Marzo

In Dieciocho de Marzo in May, the precipitation amount is 7 mm (0.3 in) over the course of 1 day.

May Precipitation Trends in Dieciocho de Marzo

The chart displays monthly precipitation patterns in Dieciocho de Marzo, 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 Dieciocho de Marzo, May typically receives around 7 mm (0.3 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec231071567316717495251
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Dieciocho de Marzo

In Dieciocho de Marzo in May, humidity is 67%. With an average temperature of 30°C (87°F), this humidity feels like a thick blanket wrapping around you, making outdoor activities feel steamy and uncomfortable for traveling.

May Average Humidity in Dieciocho de Marzo

This chart illustrates the average monthly humidity levels in Dieciocho de Marzo, 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 Dieciocho de Marzo is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%65%59%60%67%80%81%83%83%80%77%76%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Dieciocho de Marzo

In Dieciocho de Marzo in May, 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 Dieciocho de Marzo.

Maximum UV Index Levels in Dieciocho de Marzo for May

The chart shows the monthly maximum UV Index (UVI) for Dieciocho de Marzo 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 Dieciocho de Marzo typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec910131313141313131198
Data source: Dieciocho de Marzo 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 Dieciocho de Marzo Compares to Other Months

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

This table compares monthly weather conditions in Dieciocho de Marzo, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)1 mm (0.1 inches)70%very high
February Weather25°C (78°F)3 mm (0.1 inches)65%very high
March Weather28°C (82°F)1 mm (0.0 inches)59%extreme
April Weather29°C (85°F)0 mm (0.0 inches)60%extreme
May Weather30°C (87°F)7 mm (0.3 inches)67%extreme
June Weather28°C (83°F)156 mm (6.2 inches)80%extreme
July Weather28°C (82°F)73 mm (2.9 inches)81%extreme
August Weather28°C (82°F)167 mm (6.6 inches)83%extreme
September Weather27°C (80°F)174 mm (6.9 inches)83%extreme
October Weather26°C (80°F)95 mm (3.7 inches)80%extreme
November Weather25°C (77°F)25 mm (1.0 inches)77%very high
December Weather24°C (75°F)1 mm (0.0 inches)76%very high

Compare Dieciocho de Marzo's Climate with Cities Worldwide