March weather forecast
San Rafael, Cuba

March, the first month of the spring in San Rafael, is still a warm month, with an average temperature fluctuating between 20.2°C (68.4°F) and 29.6°C (85.3°F).

Temperature

San Rafael, Cuba, records an average high-temperature of a still warm 29.6°C (85.3°F) in March, closely mirroring the climate of the previous month. In March, the temperature drops to an average of 20.2°C (68.4°F) at night.

Heat index

For March, the heat index is calculated to be a fiery hot 35°C (95°F). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
Heat index evaluations are typically in the context of light winds and shaded environments. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', blends air temperature and moisture content to represent the felt temperature to humans. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

The least humid month in San Rafael is March, with an average relative humidity of 72%.

Rainfall

In San Rafael, in March, during 10.3 rainfall days, 12mm (0.47") of precipitation is typically accumulated. In San Rafael, during the entire year, the rain falls for 150.7 days and collects up to 261mm (10.28") of precipitation.

Daylight

In San Rafael, the average length of the day in March is 12h and 2min.
On the first day of March, sunrise is at 06:24 and sunset at 18:09 CST. On the last day of the month, sunrise is at 06:58 and sunset at 19:19 CDT.
Note: On Sunday, 10. March 2024, at 00:00, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time lasts until Sunday, 03. November 2024, at 01:00; consequently, the time zone reverts from CDT to CST.

Sunshine

In March, the average sunshine is 8.5h.

UV index

January through March, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 6 in March transforms into the following instructions:
Prevent overexposure. Protection from the sun's harmful effects is needed. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.