March weather forecast
Tulum, Mexico

March marks the start of Spring in Tulum, with warmer temperatures and slightly fewer rainy days. Changes in wind speed, air pressure, cloud cover percentage help shape March weather characteristics. March edges out February with an increase to a sea temperature of 26°C (78.8°F), welcoming beach-friendly conditions for visitors. As the month progresses, there's an increased interplay of warmth, sea, and wind in Tulum. With 12 hours of daylight, there is ample time to enjoy outdoor activities.

Temperature

The arrival of March in Tulum brings an average high-temperature of a still moderately hot 28.4°C (83.1°F), closely following the temperature pattern of February. An average minimum temperature of 22.2°C (72°F) marks the month of March.

Heat index

Throughout March, the heat index is appraised at a tropical 32°C (89.6°F). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', gives a temperature feeling by integrating air temperature and humidity. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

With an average relative humidity of 73%, March is the least humid month in Tulum.

Rainfall

The month with the least rainfall is March, when the rain falls for 12.3 days and typically collects 21mm (0.83") of precipitation.

Sea temperature

January through March, with an average sea temperature of 26°C (78.8°F), are months with the coldest seawater in Tulum, Mexico.
Note: Swimming, diving, and similar water activities in temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are seen as very agreeable and pleasurable for lengthy periods without discomfort.

Daylight

In March, the average length of the day in Tulum, Mexico, is 12h and 3min.
On the first day of the month, sunrise is at 7:09 am and sunset at 6:55 pm. On the last day of March, sunrise is at 6:43 am and sunset at 7:04 pm EST.

Sunshine

In Tulum, the average sunshine in March is 8.6h.

UV index

March through September, with an average maximum UV index of 7, are months with the highest UV index in Tulum. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 7 during March leads to these advisories:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.