March weather forecast
Guánica, PR

Weather in March

March, the first month of the spring in Guánica, is also a moderately hot month, with an average temperature varying between 82.4°F (28°C) and 71.4°F (21.9°C).

Temperature

In Guánica, the average high-temperature in March is relatively the same as in February - a still warm 82.4°F (28°C). In Guánica, the average low-temperature is 71.4°F (21.9°C).

Heat index

In March, the average heat index is evaluated at a tropical 88.5°F (31.4°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. 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', 'feels like', or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like activity, pregnancy, wind, and metabolic differences affect individual temperature impact. 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. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

With an average relative humidity of 75%, March is the least humid month in Guánica.

Rainfall

In Guánica, during March, the rain falls for 18.4 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, there are 224.9 rainfall days, and 23.58" (599mm) of precipitation is accumulated.

Snowfall

In Guánica, Puerto Rico, snow does not fall in January through August, October through December.

Ocean temperature

In March, the average ocean temperature is 79.3°F (26.3°C).
Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

The average length of the day in March is 12h and 3min.
On the first day of the month, sunrise is at 6:45 am and sunset at 6:33 pm. On the last day of March, in Guánica, sunrise is at 6:22 am and sunset at 6:40 pm AST.

Sunshine

In Guánica, the average sunshine in March is 8.7h.

UV index

January through March, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Guánica. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In March, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in March in Guánica?

The average high-temperature, in March, in Guánica, is 82.4°F (28°C), while the average low-temperature is 71.4°F (21.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in March is evaluated at 88.5°F (31.4°C).

What is the least humid month in Guánica?

The least humid month in Guánica, Puerto Rico, is March, with an average relative humidity of 75%.

What is the average humidity in March in Guánica?

In Guánica, Puerto Rico, the average relative humidity in March is 75%.

How many days does it rain in March in Guánica?

In Guánica, in March, it is raining for 18.4 days, with typically 1.46" (37mm) of accumulated precipitation.

When it does not snow in Guánica?

January through August, October through December are months without snowfall in Guánica, Puerto Rico.

What is the ocean temperature in March in Guánica?

In March, the average ocean temperature is 79.3°F (26.3°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

What is the average length of the day in March in Guánica?

In Guánica, the average day length in March is 12h and 3min.

When are sunrise and sunset in March in Guánica?

On the first day of March in Guánica, Puerto Rico, sunrise is at 6:45 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 6:40 pm AST.

How long on average sun shines in March in Guánica?

In Guánica, the average sunshine duration in March is 8.7h.

What is the month with the lowest UV index in Guánica?

The months with the lowest UV index in Guánica are January through March, November and December, with an average maximum UV index of 6.

What is the UV index intensity in March in Guánica?

In March, the average daily maximum UV index in Guánica, Puerto Rico, is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Guánica, PR

Average temperature in March - Guánica, PR
  • Average high temperature in March: 82.4°F

The warmest month (with the highest average high temperature) is August (86.5°F).
The month with the lowest average high temperature is January (81.9°F).

  • Average low temperature in March: 71.4°F

The months with the highest average low temperature are July, August and October (76.6°F).
The coldest month (with the lowest average low temperature) is March (71.4°F).

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Average pressure in March
Guánica, PR

Average pressure in March - Guánica, PR
  • Average pressure in March: 30"Hg

The months with the highest atmospheric pressure are January and February (30.01"Hg).
The month with the lowest atmospheric pressure is October (29.89"Hg).

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Average wind speed in March
Guánica, PR

Average wind speed in March - Guánica, PR
  • Average wind speed in March: 6.8mph

The windiest month (with the highest average wind speed) is July (8mph).
The calmest month (with the lowest average wind speed) is November (5.6mph).

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Average humidity in March
Guánica, PR

Average humidity in March - Guánica, PR
  • Average humidity in March: 75%

The month with the highest relative humidity is November (80%).
The month with the lowest relative humidity is March (75%).

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Average rainfall in March
Guánica, PR

Average rainfall in March - Guánica, PR
  • Average rainfall in March: 1.46"

The wettest month (with the highest rainfall) is September (3.58").
The driest month (with the least rainfall) is January (0.71").

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Average rainfall days in March
Guánica, PR

Average rainfall days in March - Guánica, PR
  • Average rainfall days in March: 18.4 days

The month with the highest number of rainy days is November (22.5 days).
The month with the least rainy days is February (14.8 days).

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Average snowfall days in March
Guánica, PR

Average snowfall days in March - Guánica, PR
  • Average snowfall days in March: 0 days

The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).

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Average sea temperature in March
Guánica, PR

Average sea temperature in March - Guánica, PR
  • Average sea temperature in March: 79.3°F

The best month for swimming (with the highest average sea temperature) is September (85°F).
The coldest month (with the lowest average sea temperature) is February (79.1°F).

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Average daylight in March /
Average sunshine in March
Guánica, PR

Average daylight in March / Average sunshine in March - Guánica, PR
  • Average daylight in March: 12h and 3min

The month with the longest days is June (Average daylight: 13h and 11min).
The month with the shortest days is December (Average daylight: 11h and 5min).

  • Average sunshine in March: 8h and 42min

The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is November (Average sunshine: 7h and 6min).

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Average sunshine days in March
Guánica, PR

Average sunshine days in March - Guánica, PR
  • Average sunshine days in March: 9.2 days

The month with the most sunshine days is June (12.2 days).
The month with the least sunshine days is November (5.1 days).

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Average UV index in March
Guánica, PR

Average UV index in March - Guánica, PR
  • Average UV index in March: 6

The months with the highest UV index are April, May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 6).

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Average cloud cover in March
Guánica, PR

Average cloud cover in March - Guánica, PR
  • Average cloud cover in March: 26

The month with the most cloud cover is May (Cloud cover 30).
The months with the least cloud cover are January and February (Cloud cover 22).

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Average visibility in March
Guánica, PR

Average visibility in March - Guánica, PR
  • Average visibility in March: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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