March weather forecast
San Fernando, Trinidad and Tobago

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Weather in March

March weather maintains the favorable conditions seen in the previous months. Despite a slight increase in temperature, the days remain sunny with a pleasant sea breeze. The warmth and the low rainfall in this month make it an ideal time for beach visits. The temperature this March reached a high of 28.9°C (84°F), with the thermometer seldom dipping below 25.2°C (77.4°F). Residents witness only 19mm (0.75") of rain across 13.3 days, confirming March as a comparatively dry month.

Temperature

The arrival of March in San Fernando, Trinidad and Tobago, brings an average high-temperature of a still warm 28.9°C (84°F), subtly diverging from February's 28.8°C (83.8°F). San Fernando's nights throughout March are marked by an average low temperature of 25.2°C (77.4°F), a minor drop from the day's high.

Heat index

In March, the heat index is appraised at a tropical 33°C (91.4°F). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
Understanding the heat index involves considering values for shaded locales with light wind. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.

Humidity

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

Rainfall

In San Fernando, during March, the rain falls for 13.3 days and regularly aggregates up to 19mm (0.75") of precipitation. Throughout the year, in San Fernando, there are 202.6 rainfall days, and 599mm (23.58") of precipitation is accumulated.

Sea temperature

In San Fernando, the average seawater temperature in March is 27.3°C (81.1°F).
Note: Between 25°C (77°F) and 29°C (84.2°F), water temperature is typically considered very warm and pleasurable by everyone. Water activities at these temperatures are enjoyable for extended periods without discomfort.

Daylight

The average length of the day in March in San Fernando is 12h and 5min.
On the first day of March, sunrise is at 06:19 and sunset at 18:16. On the last day of the month, sunrise is at 06:02 and sunset at 18:16 AST.

Sunshine

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

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index in San Fernando are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 7 in March converts into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Note! Reflective surfaces like sand and water heighten the UV radiation levels.
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Frequently asked questions

How hot does it get in San Fernando in March?

March temperatures in San Fernando, Trinidad and Tobago, vary between a high-temperature of 28.9°C (84°F) and a low-temperature of 25.2°C (77.4°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in March is appraised at 33°C (91.4°F).

What are the least humid months in San Fernando?

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

What is the average humidity in March in San Fernando?

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

How many days does it rain in March in San Fernando?

In San Fernando, in March, it is raining for 13.3 days, with typically 19mm (0.75") of accumulated precipitation.

How warm is the water in March in San Fernando?

In San Fernando, the average seawater temperature in March is 27.3°C (81.1°F). 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.

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

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

When is the sunrise / sunset in March in San Fernando?

In March, on the first day of the month, sunrise is at 06:19 and sunset at 18:16. On the last day of the month, sunrise is at 06:02 and sunset at 18:16 AST.

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

In March, the average sunshine duration in San Fernando 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, Trinidad and Tobago, are January through December, with an average maximum UV index of 7.

What is the month with 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.

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 vulnerability from unprotected exposure to 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 1min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).

  • Average sunshine in March: 8h and 4min

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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San Fernando, Trinidad and Tobago

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