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March Weather in San Isidro, Mexico

Last updated: August 26, 2025

In March, the average temperature in San Isidro, Mexico is a mild 14°C (58°F), with temperatures fluctuating from a cool 3°C (37°F) to a warm 29°C (85°F). Expect some wet days, as precipitation levels reach 24 mm (0.9 in) over 6 days. The air carries a noticeable humidity of 75%, adding a touch of moisture to the atmosphere.

March Temperature in San Isidro

In March in San Isidro, the average temperature is 14°C (58°F). Maximums can reach 29°C (85°F) and minimums can be as low as 3°C (37°F). It's a great time to explore San Isidro, as the weather is generally mild and pleasant for outdoor activities.

March Weather in San Isidro: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in San Isidro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Isidro, March typically has an average temperature of 14°C (58°F), with highs reaching up to 29°C (85°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec515558606260595959575452
Data source: Temperature data for San Isidro 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.

March Precipitation in San Isidro

In San Isidro in March, the total precipitation amount is 24 mm (0.9 in) over a span of 6 days.

March Precipitation Trends in San Isidro

The chart displays monthly precipitation patterns in San Isidro, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In San Isidro, March typically receives around 24 mm (0.9 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec13924436015512015516084257
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in San Isidro

In San Isidro in March humidity is 75%. With an average temperature of 14°C (58°F), this humidity feels like a lingering blanket of warmth, making travel both refreshing and a bit stifling, as the moisture in the air may leave you feeling slightly sticky while enjoying outdoor adventures.

March Average Humidity in San Isidro

This chart illustrates the average monthly humidity levels in San Isidro, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in San Isidro is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%78%75%71%77%76%68%70%82%91%89%88%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in San Isidro

In San Isidro in March, 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 San Isidro, you can check here.

Maximum UV Index Levels in San Isidro for March

The chart shows the monthly maximum UV Index (UVI) for San Isidro in March, 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 March, the maximum UV index in San Isidro typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121415151515141413109
Data source: San Isidro March 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 March Weather in San Isidro Compares to Other Months

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

This table compares monthly weather conditions in San Isidro, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)12 mm (0.5 inches)84%very high
February Weather13°C (55°F)9 mm (0.4 inches)78%extreme
March Weather14°C (58°F)24 mm (0.9 inches)75%extreme
April Weather16°C (61°F)43 mm (1.7 inches)70%extreme
May Weather16°C (62°F)60 mm (2.4 inches)77%extreme
June Weather16°C (61°F)155 mm (6.1 inches)76%extreme
July Weather15°C (59°F)120 mm (4.7 inches)68%extreme
August Weather15°C (59°F)155 mm (6.1 inches)70%extreme
September Weather15°C (59°F)160 mm (6.3 inches)82%extreme
October Weather14°C (57°F)84 mm (3.3 inches)91%extreme
November Weather12°C (54°F)25 mm (1.0 inches)89%very high
December Weather11°C (53°F)7 mm (0.3 inches)88%very high

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