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May Weather in Kilometro 40, Mexico

Last updated: August 26, 2025

In Kilometro 40, Mexico, the average temperature in May is a warm 27°C (82°F). Expect a minimum of 18°C (64°F) and a maximum that can soar to 37°C (99°F). The month brings about 37 mm (1.4 in) of precipitation over approximately 6 days, with an average humidity of 73%.

May Temperature in Kilometro 40

In May in Kilometro 40, the average temperature is 27°C (82°F), with maximums reaching up to 37°C (99°F) and minimums dropping as low as 18°C (64°F). This warm and pleasant climate makes it an ideal destination for travelers looking to enjoy outdoor activities and soak up the sun.

May Weather in Kilometro 40: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Kilometro 40, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kilometro 40, May typically has an average temperature of 27°C (82°F), with highs reaching up to 37°C (99°F) and lows dropping to around 18°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec767779818179797878787776
Data source: Temperature data for Kilometro 40 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 Kilometro 40

In Kilometro 40 in May, the precipitation amount is 37 mm (1.4 in) over a span of 6 days.

May Precipitation Trends in Kilometro 40

The chart displays monthly precipitation patterns in Kilometro 40, 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 Kilometro 40, May typically receives around 37 mm (1.4 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec6321372791893693932906120
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Kilometro 40

In Kilometro 40 in May, humidity is 73%. With an average temperature of 27°C (82°F), this humidity feels like you're walking through a warm, thick blanket, making travel feel sticky and requiring frequent breaks to stay refreshed.

May Average Humidity in Kilometro 40

This chart illustrates the average monthly humidity levels in Kilometro 40, 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 Kilometro 40 is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%61%59%62%73%78%79%82%82%79%72%70%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Kilometro 40

In Kilometro 40 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 Kilometro 40, you can check here.

Maximum UV Index Levels in Kilometro 40 for May

The chart shows the monthly maximum UV Index (UVI) for Kilometro 40 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 Kilometro 40 typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1011141314141413141298
Data source: Kilometro 40 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 Kilometro 40 Compares to Other Months

Weather in Kilometro 40 varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Kilometro 40, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Kilometro 40, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)6 mm (0.2 inches)65%very high
February Weather25°C (77°F)3 mm (0.1 inches)61%extreme
March Weather26°C (80°F)2 mm (0.1 inches)59%extreme
April Weather27°C (81°F)1 mm (0.0 inches)62%extreme
May Weather27°C (82°F)37 mm (1.4 inches)73%extreme
June Weather26°C (79°F)279 mm (11.0 inches)78%extreme
July Weather26°C (79°F)189 mm (7.4 inches)79%extreme
August Weather26°C (79°F)369 mm (14.5 inches)82%extreme
September Weather25°C (78°F)393 mm (15.5 inches)82%extreme
October Weather25°C (78°F)290 mm (11.4 inches)79%extreme
November Weather25°C (77°F)60 mm (2.4 inches)72%very high
December Weather24°C (76°F)20 mm (0.8 inches)70%very high

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