March weather forecast
Culebra, PR

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Weather in March

Transitioning from February, March sees a decline in land temperatures whereas the sea temperatures register a mild increase. Diverse aquatic life can be experienced with warmer sea temperature making water sports more enjoyable. The averaged wind speed reduces to 13.5mph (21.7km/h), providing more calm days. With 1.85" (47mm) of rain falling over 18.2 days, onlookers can catch a glimpse of Culebra's vibrant flora. Notably, daylight increases to 12.1 hours, providing ample time for daytime activities.

Temperature

March is the month when Culebra experiences its coldest temperatures, averaging a high of 78.4°F (25.8°C) and a low of 75.7°F (24.3°C).

Humidity

January through March, October through December, with an average relative humidity of 75%, are the least humid months.

Rainfall

In Culebra, during March, the rain falls for 18.2 days and regularly aggregates up to 1.85" (47mm) of precipitation. In Culebra, during the entire year, the rain falls for 253.1 days and collects up to 33.27" (845mm) of precipitation.

Ocean temperature

In Culebra, Puerto Rico, the average seawater temperature in March is 79°F (26.1°C).
Note: For any water activity, surface water temperatures from 77°F (25°C) to 84.2°F (29°C) are deemed perfect and extremely pleasing for enduring enjoyment.

Daylight

In Culebra, the average length of the day in March is 12h and 3min.
On the first day of the month, sunrise is at 6:39 am and sunset at 6:27 pm. On the last day of March, sunrise is at 6:15 am and sunset at 6:34 pm AST.

Sunshine

In March, the average sunshine is 8.5h.

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 are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum daily UV index of 7 during March morphs into the following directions:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Warning! Reflective surfaces like sand and water amplify the Sun's UV radiation.
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Frequently asked questions

What month is the coldest in Culebra?

In Culebra, March is the month with the lowest recorded average temperatures, measuring a high of 78.4°F (25.8°C) and a low of 75.7°F (24.3°C).

What is the average March temperature in Culebra?

Culebra in March has an average high-temperature of 78.4°F (25.8°C) and an average low-temperature of 75.7°F (24.3°C).

What is the least humid month in Culebra?

The months with the lowest humidity in Culebra are January through March, October through December, with an average relative humidity of 75%.

What is the average humidity in March in Culebra?

The average relative humidity in March in Culebra, Puerto Rico, is 75%.

How much does it rain in Culebra in March?

In Culebra, in March, it is raining for 18.2 days, with typically 1.85" (47mm) of accumulated precipitation.

How warm is the water in March in Culebra?

In Culebra, in March, the average water temperature is 79°F (26.1°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.

How many hours of daylight does Culebra have in March?

The average day length in March is 12h and 3min.

When is the sunrise / sunset in March in Culebra?

In March, on the first day of the month, sunrise is at 6:39 am and sunset at 6:27 pm. On the last day of the month, in Culebra, sunrise is at 6:15 am and sunset at 6:34 pm AST.

How many hours of sunshine does Culebra have in March?

In March, the average sunshine duration in Culebra is 8.5h.

What are the months with the highest UV index in Culebra?

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

When is the lowest UV index in Culebra?

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

What is the UV index intensity in March in Culebra?

In Culebra, Puerto Rico, the average daily maximum UV index in March is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in March
Culebra, PR

Average temperature in March - Culebra, PR
  • Average high temperature in March: 78.4°F

The warmest month (with the highest average high temperature) is September (84°F).
The month with the lowest average high temperature is March (78.4°F).

  • Average low temperature in March: 75.7°F

The month with the highest average low temperature is October (81.5°F).
The coldest month (with the lowest average low temperature) is March (75.7°F).

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Average pressure in March
Culebra, PR

Average pressure in March - Culebra, PR
  • Average pressure in March: 30.01"Hg

The months with the highest atmospheric pressure are January and February (30.02"Hg).
The months with the lowest atmospheric pressure are October and November (29.91"Hg).

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Average wind speed in March
Culebra, PR

Average wind speed in March - Culebra, PR
  • Average wind speed in March: 13.5mph

The windiest month (with the highest average wind speed) is July (15mph).
The calmest month (with the lowest average wind speed) is October (11.1mph).

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Average humidity in March
Culebra, PR

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

The months with the highest relative humidity are May, June, July and August (78%).
The months with the lowest relative humidity are January, February, March, October, November and December (75%).

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Average rainfall in March
Culebra, PR

Average rainfall in March - Culebra, PR
  • Average rainfall in March: 1.85"

The wettest month (with the highest rainfall) is September (4.45").
The driest month (with the least rainfall) is February (1.22").

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Average rainfall days in March
Culebra, PR

Average rainfall days in March - Culebra, PR
  • Average rainfall days in March: 18.2 days

The month with the highest number of rainy days is November (25.5 days).
The months with the least rainy days are February, March and June (18.2 days).

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Average sea temperature in March
Culebra, PR

Average sea temperature in March - Culebra, PR
  • Average sea temperature in March: 78.9°F

The best month for swimming (with the highest average sea temperature) is September (84.9°F).
The coldest month (with the lowest average sea temperature) is February (78.7°F).

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

Average daylight in March / Average sunshine in March - Culebra, PR
  • Average daylight in March: 12h and 1min

The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).

  • Average sunshine in March: 8h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are November and December (Average sunshine: 6h and 30min).

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Average sunshine days in March
Culebra, PR

Average sunshine days in March - Culebra, PR
  • Average sunshine days in March: 7.3 days

The months with the most sunshine days are March and April (7.3 days).
The month with the least sunshine days is November (2.4 days).

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Average UV index in March
Culebra, PR

Average UV index in March - Culebra, PR
  • 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
Culebra, PR

Average cloud cover in March - Culebra, PR
  • Average cloud cover in March: 35

The months with the most cloud cover are May and July (Cloud cover 40).
The month with the least cloud cover is February (Cloud cover 33).

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Average visibility in March
Culebra, PR

Average visibility in March - Culebra, 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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Culebra, Puerto Rico, USA

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