March weather forecast
Castle Bruce, Dominica

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Weather in March

The month of March heralds a minor rise in temperature, setting the stage for the warmer months to follow. Wind speeds lessen to an average of 24.3km/h (15.1mph), providing a nice breeze to accompany March days. A negligible change in relative humidity and a slight increase in rainfall signals the transition towards the wetter latter half of the year. With increased daylight hours, March continues the sunny and warm pattern of weather, typical of the tropical climate of Castle Bruce. Coupled with clear visibility, March offers beautiful sights for tourists and locals alike.

Temperature

March's advent in Castle Bruce denotes a minor fluctuation in the average high-temperature to a still moderately hot 26.4°C (79.5°F) from February's 26.3°C (79.3°F). Night temperatures during March in Castle Bruce stabilize at an average of 25.3°C (77.5°F), closely mirroring the daytime temperatures.

Humidity

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

Rainfall

In March, in Castle Bruce, the rain falls for 16.6 days. Throughout March, 33mm (1.3") of precipitation is accumulated. Throughout the year, there are 249.5 rainfall days, and 786mm (30.94") of precipitation is accumulated.

Sea temperature

In Castle Bruce, Dominica, the average seawater temperature in March is 26.9°C (80.4°F).
Note: Swimming, diving, and other water endeavors at temperatures between 25°C (77°F) and 29°C (84.2°F) are considered enjoyable and satisfying for extended periods without discomfort.

Daylight

The average length of the day in March is 12h and 4min.
On the first day of the month, sunrise is at 06:21 and sunset at 18:12. On the last day of March, in Castle Bruce, sunrise is at 06:00 and sunset at 18:17 AST.

Sunshine

In Castle Bruce, the average sunshine in March is 8.5h.

UV index

The months with the highest UV index in Castle Bruce are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 7 in March translates into these instructions:
Shun overexposure. Protection from sun ravages is indispensable. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take caution! The UV rays from the Sun gain strength from sand and water reflections.

Frequently asked questions

What is the average March temperature in Castle Bruce?

An average high-temperature, in March, in Castle Bruce, is 26.4°C (79.5°F) and the average low-temperature is 25.3°C (77.5°F).

What is the least humid month in Castle Bruce?

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

What is the average humidity in March in Castle Bruce?

The average relative humidity in March in Castle Bruce is 75%.

How much does it rain in Castle Bruce in March?

In Castle Bruce, Dominica, in March, it is raining for 16.6 days, with typically 33mm (1.3") of accumulated precipitation.

How warm is the water in March in Castle Bruce?

In March, the average sea temperature in Castle Bruce, Dominica, is 26.9°C (80.4°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.

How many hours of daylight does Castle Bruce have in March?

The average day length in March is 12h and 4min.

When is the sunrise / sunset in March in Castle Bruce?

In March, on the first day of the month, sunrise is at 06:21 and sunset at 18:12. On the last day of the month, in Castle Bruce, sunrise is at 06:00 and sunset at 18:17 AST.

How long on average sun shines in March in Castle Bruce?

In March, the average sunshine duration in Castle Bruce, Dominica, is 8.5h.

When is the highest UV index in Castle Bruce?

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

When is the lowest UV index in Castle Bruce?

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

What is the UV index intensity in March in Castle Bruce?

In Castle Bruce, Dominica, the average daily maximum UV index in March is 7. A UV Index reading of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.

Average temperature in March
Castle Bruce, Dominica

Average temperature in March - Castle Bruce, Dominica
  • Average high temperature in March: 26.4°C

The warmest month (with the highest average high temperature) is September (28.9°C).
The month with the lowest average high temperature is February (26.3°C).

  • Average low temperature in March: 25.3°C

The month with the highest average low temperature is September (27.6°C).
The coldest month (with the lowest average low temperature) is February (24.9°C).

Average pressure in March
Castle Bruce, Dominica

Average pressure in March - Castle Bruce, Dominica
  • Average pressure in March: 1015.2mbar

The month with the highest atmospheric pressure is June (1015.8mbar).
The month with the lowest atmospheric pressure is November (1012.1mbar).

Average wind speed in March
Castle Bruce, Dominica

Average wind speed in March - Castle Bruce, Dominica
  • Average wind speed in March: 24.3km/h

The windiest month (with the highest average wind speed) is January (26.6km/h).
The calmest month (with the lowest average wind speed) is October (19.9km/h).

Average humidity in March
Castle Bruce, Dominica

Average humidity in March - Castle Bruce, Dominica
  • Average humidity in March: 75%

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

Average rainfall in March
Castle Bruce, Dominica

Average rainfall in March - Castle Bruce, Dominica
  • Average rainfall in March: 33mm

The wettest month (with the highest rainfall) is August (99mm).
The driest month (with the least rainfall) is February (28mm).

Average rainfall days in March
Castle Bruce, Dominica

Average rainfall days in March - Castle Bruce, Dominica
  • Average rainfall days in March: 16.6 days

The month with the highest number of rainy days is October (23.1 days).
The month with the least rainy days is March (16.6 days).

Average sea temperature in March
Castle Bruce, Dominica

Average sea temperature in March - Castle Bruce, Dominica
  • Average sea temperature in March: 26.9°C

The best month for swimming (with the highest average sea temperature) is September (29.4°C).
The coldest month (with the lowest average sea temperature) is February (26.8°C).

Average daylight in March /
Average sunshine in March
Castle Bruce, Dominica

Average daylight in March / Average sunshine in March - Castle Bruce, Dominica
  • Average daylight in March: 12h and 1min

The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 12min).

  • Average sunshine in March: 8h and 3min

The months with the most sunshine are April, August and September (Average sunshine: 10h and 6min).
The months with the least sunshine are November and December (Average sunshine: 6h and 30min).

Average sunshine days in March
Castle Bruce, Dominica

Average sunshine days in March - Castle Bruce, Dominica
  • Average sunshine days in March: 8.1 days

The month with the most sunshine days is March (8.1 days).
The months with the least sunshine days are May, June and August (3.8 days).

Average UV index in March
Castle Bruce, Dominica

Average UV index in March - Castle Bruce, Dominica
  • 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).

Average cloud cover in March
Castle Bruce, Dominica

Average cloud cover in March - Castle Bruce, Dominica
  • Average cloud cover in March: 38

The months with the most cloud cover are June and July (Cloud cover 47).
The month with the least cloud cover is February (Cloud cover 34).

Average visibility in March
Castle Bruce, Dominica

Average visibility in March - Castle Bruce, Dominica
  • 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).

Castle Bruce, Dominica

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