March weather forecast
San Fernando, Trinidad and Tobago

Weather in March

The first month of the spring, March, is also a moderately hot month in San Fernando, Trinidad and Tobago, with temperature in the range of an average high of 28.9°C (84°F) and an average low of 25.2°C (77.4°F).

Temperature

In March, the average high-temperature is almost the same as in February - a still moderately hot 28.9°C (84°F). In San Fernando, the average low-temperature is 25.2°C (77.4°F).

Heat index

The average heat index in March is appraised at a tropical 33°C (91.4°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'felt air temperature', 'apparent temperature', or 'feels like', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (differences in body mass, height, and shape, wind, pregnancy). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The months with the lowest humidity are March and April, with an average relative humidity of 74%.

Rainfall

In San Fernando, during 13.3 rainfall days, 19mm (0.75") of precipitation is typically accumulated. Throughout the year, there are 202.6 rainfall days, and 599mm (23.58") of precipitation is accumulated.

Sea temperature

In San Fernando, Trinidad and Tobago, the average seawater temperature in March is 27.3°C (81.1°F).
Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In March, the average length of the day in San Fernando is 12h and 5min.
On the first day of March in San Fernando, sunrise is at 06:20 and sunset at 18:16. On the last day of the month, sunrise is at 06:03 and sunset at 18:16 AST.

Sunshine

In San Fernando, Trinidad and Tobago, the average sunshine in March is 8.6h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in San Fernando, Trinidad and Tobago. January through December, with an average maximum UV index of 7, are months with the lowest UV index in San Fernando. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The average daily UV index of 7 in March transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
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FAQ

What is the temperature in March in San Fernando?

In March, in San Fernando, the average high-temperature is 28.9°C (84°F), and the average low-temperature is 25.2°C (77.4°F). The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in March is appraised at 33°C (91.4°F).

What is the least humid month in San Fernando?

The months with the lowest humidity are March and April, with an average relative humidity of 74%.

What is the average humidity in March in San Fernando?

In March, the average relative humidity in San Fernando, Trinidad and Tobago, is 74%.

How much does it rain in San Fernando in March?

In San Fernando, Trinidad and Tobago, during March, the rain falls for 13.3 days and regularly aggregates up to 19mm (0.75") of precipitation.

What is the water temperature in March in San Fernando?

In San Fernando, the average seawater temperature in March is 27.3°C (81.1°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the average length of the day in March in San Fernando?

In San Fernando, Trinidad and Tobago, the average day length in March is 12h and 5min.

When are sunrise and sunset in March in San Fernando?

In March, on the first day of the month, sunrise is at 06:20 and sunset at 18:16. On the last day of the month, sunrise is at 06:03 and sunset at 18:16 AST.

How many hours of sunshine does San Fernando have in March?

In San Fernando, the average sunshine duration in March is 8.6h.

What is the month with the highest UV index in San Fernando?

The months with the highest UV index in San Fernando are January through December, with an average maximum UV index of 7.

When is the lowest UV index in San Fernando?

January through December, with an average maximum UV index of 7, are months with the lowest UV index in San Fernando.

What is the UV index reading in March in San Fernando?

In San Fernando, Trinidad and Tobago, the average daily maximum UV index in March is 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.

Average temperature in March
San Fernando, Trinidad and Tobago

Average temperature in March - San Fernando, Trinidad and Tobago
  • Average high temperature in March: 28.9°C

The warmest month (with the highest average high temperature) is September (30.5°C).
The month with the lowest average high temperature is January (28.2°C).

  • Average low temperature in March: 25.2°C

The months with the highest average low temperature are September and October (26.5°C).
The coldest month (with the lowest average low temperature) is February (24.7°C).

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Average pressure in March
San Fernando, Trinidad and Tobago

Average pressure in March - San Fernando, Trinidad and Tobago
  • Average pressure in March: 1013.1mbar

The month with the highest atmospheric pressure is June (1013.7mbar).
The month with the lowest atmospheric pressure is November (1010.3mbar).

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Average wind speed in March
San Fernando, Trinidad and Tobago

Average wind speed in March - San Fernando, Trinidad and Tobago
  • Average wind speed in March: 16.6km/h

The windiest month (with the highest average wind speed) is May (17km/h).
The calmest month (with the lowest average wind speed) is August (12.6km/h).

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Average humidity in March
San Fernando, Trinidad and Tobago

Average humidity in March - San Fernando, Trinidad and Tobago
  • Average humidity in March: 74%

The months with the highest relative humidity are July, November and December (78%).
The months with the lowest relative humidity are March and April (74%).

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Average rainfall in March
San Fernando, Trinidad and Tobago

Average rainfall in March - San Fernando, Trinidad and Tobago
  • Average rainfall in March: 19mm

The wettest month (with the highest rainfall) is August (97mm).
The driest month (with the least rainfall) is April (17mm).

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Average rainfall days in March
San Fernando, Trinidad and Tobago

Average rainfall days in March - San Fernando, Trinidad and Tobago
  • Average rainfall days in March: 13.3 days

The month with the highest number of rainy days is July (22.7 days).
The month with the least rainy days is April (11.6 days).

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Average sea temperature in March
San Fernando, Trinidad and Tobago

Average sea temperature in March - San Fernando, Trinidad and Tobago
  • Average sea temperature in March: 27.3°C

The best month for swimming (with the highest average sea temperature) is September (29.3°C).
The coldest month (with the lowest average sea temperature) is February (27.1°C).

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Average daylight in March /
Average sunshine in March
San Fernando, Trinidad and Tobago

Average daylight in March / Average sunshine in March - San Fernando, Trinidad and Tobago
  • Average daylight in March: 12h and 5min

The month with the longest days is June (Average daylight: 12h and 43min).
The month with the shortest days is December (Average daylight: 11h and 32min).

  • Average sunshine in March: 8h and 36min

The months with the most sunshine are August and September (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in March
San Fernando, Trinidad and Tobago

Average sunshine days in March - San Fernando, Trinidad and Tobago
  • Average sunshine days in March: 12.8 days

The month with the most sunshine days is April (14.3 days).
The month with the least sunshine days is July (5.6 days).

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Average UV index in March
San Fernando, Trinidad and Tobago

Average UV index in March - San Fernando, Trinidad and Tobago
  • Average UV index in March: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

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Average cloud cover in March
San Fernando, Trinidad and Tobago

Average cloud cover in March - San Fernando, Trinidad and Tobago
  • Average cloud cover in March: 36

The month with the most cloud cover is June (Cloud cover 42).
The month with the least cloud cover is September (Cloud cover 27).

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Average visibility in March
San Fernando, Trinidad and Tobago

Average visibility in March - San Fernando, Trinidad and Tobago
  • Average visibility in March: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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