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May Weather in La Mesa, Mexico

Last updated: August 26, 2025

In La Mesa, Mexico, the average temperature in May hovers around 18°C (65°F), with a minimum of 7°C (44°F) and a maximum reaching 31°C (88°F). Prepare for some rain, as the area typically receives 76 mm (3.0 in) of precipitation over 13 days. With an average humidity of 75%, it's a month that feels as vibrant as it is refreshing!

May Temperature in La Mesa

In May in La Mesa, the average temperature is 18°C (65°F). Maximums can reach 31°C (88°F), while minimums can dip as low as 7°C (44°F). This pleasant climate makes La Mesa an ideal destination for travelers seeking mild weather and outdoor adventures.

May Weather in La Mesa: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in La Mesa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Mesa, May typically has an average temperature of 18°C (65°F), with highs reaching up to 31°C (88°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec535660636463616161605754
Data source: Temperature data for La Mesa 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 La Mesa

In La Mesa in May, the total precipitation amount is 76 mm (3.0 in), which occurs over the course of 13 days.

May Precipitation Trends in La Mesa

The chart displays monthly precipitation patterns in La Mesa, 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 La Mesa, May typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec141322197622933431127199386
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in La Mesa

In La Mesa in May, humidity is 75%. With an average temperature of 18°C (65°F), this humidity feels like a warm, enveloping blanket that can make outdoor exploration feel a bit stifling, potentially leading to discomfort during travel activities.

May Average Humidity in La Mesa

This chart illustrates the average monthly humidity levels in La Mesa, 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 La Mesa is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%64%54%61%75%83%83%85%85%79%76%75%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in La Mesa

In La Mesa 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 La Mesa, you can check here.

Maximum UV Index Levels in La Mesa for May

The chart shows the monthly maximum UV Index (UVI) for La Mesa 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 La Mesa typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111415141413141412108
Data source: La Mesa 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 La Mesa Compares to Other Months

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

This table compares monthly weather conditions in La Mesa, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (53°F)14 mm (0.5 inches)70%very high
February Weather13°C (57°F)13 mm (0.5 inches)64%extreme
March Weather16°C (61°F)22 mm (0.9 inches)54%extreme
April Weather17°C (63°F)19 mm (0.8 inches)61%extreme
May Weather18°C (65°F)76 mm (3.0 inches)75%extreme
June Weather17°C (64°F)229 mm (9.0 inches)83%extreme
July Weather16°C (61°F)334 mm (13.1 inches)83%extreme
August Weather16°C (61°F)311 mm (12.2 inches)85%extreme
September Weather16°C (61°F)271 mm (10.7 inches)85%extreme
October Weather15°C (60°F)99 mm (3.9 inches)79%extreme
November Weather14°C (57°F)38 mm (1.5 inches)76%very high
December Weather12°C (54°F)6 mm (0.2 inches)74%very high

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