June weather forecast
Castle Bruce, Dominica

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Weather in June

June marks the beginning of the hurricane season in the Caribbean, and Castle Bruce, Dominica isn't an exception. The month witnesses further escalation in temperatures and sees the rainfall level steady at 51mm (2.01"). The wind speed witnesses a slight increase, providing respite from the ceaseless heat. The Sunshine hours decrease slightly following their peak in May. Even with the advent of the hurricane season, the weather remains warm and enveloping, marking a typical June in Castle Bruce.

Temperature

June's onset brings an average high-temperature of a still warm 28.3°C (82.9°F), showing a minute difference from May's 27.9°C (82.2°F). In Castle Bruce, nights during June observe an average temperature decrease to a still moderately hot 26.9°C (80.4°F).

Heat index

June's heat index is calculated to be a hot 32°C (89.6°F). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are largely significant for babies and toddlers. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.

Humidity

In June, the average relative humidity in Castle Bruce is 77%.

Rainfall

In June, the rain falls for 18.7 days. Throughout June, 51mm (2.01") of precipitation is accumulated. Throughout the year, in Castle Bruce, Dominica, there are 249.5 rainfall days, and 786mm (30.94") of precipitation is accumulated.

Sea temperature

In June, the average sea temperature is 28.4°C (83.1°F).
Note: Water temperatures between 25°C (77°F) and 29°C (84.2°F) are regarded as highly pleasant, making all water activities enjoyable without any discomfort over long durations.

Daylight

With an average of 13h and 0min of daylight, June has the longest days of the year in Castle Bruce.
On the first day of the month, sunrise is at 05:33 and sunset at 18:32. On the last day of June, in Castle Bruce, sunrise is at 05:37 and sunset at 18:39 AST.

Sunshine

The average sunshine in June in Castle Bruce is 9.3h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The UV index of 7 during June translates into the following guidance:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Notice! The reflection of water and sand increases the UV radiation significantly.

Frequently asked questions

Is it hot in Castle Bruce during June?

The high-temperature, in June, in Castle Bruce, is 28.3°C (82.9°F), while the low-temperature averages to 26.9°C (80.4°F). The average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in June is calculated to be 32°C (89.6°F).

What is the average humidity in June in Castle Bruce?

The average relative humidity in June in Castle Bruce is 77%.

How much does it rain in Castle Bruce in June?

In Castle Bruce, in June, it is raining for 18.7 days, with typically 51mm (2.01") of accumulated precipitation.

How warm is the water in June in Castle Bruce?

In June, the average sea temperature in Castle Bruce, Dominica, is 28.4°C (83.1°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.

When are the longest days in Castle Bruce?

June has the longest days of the year in Castle Bruce, with an average of 13h and 0min of daylight.

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

In Castle Bruce, Dominica, the average day length in June is 13h and 2min.

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

On the first day of June, sunrise is at 05:33 and sunset at 18:32. On the last day of the month, sunrise is at 05:37 and sunset at 18:39 AST.

How many hours of sunshine does Castle Bruce have in June?

In Castle Bruce, the average sunshine duration in June is 9.3h.

What are the months with the highest UV index in Castle Bruce?

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

What are the months with the lowest UV index in Castle Bruce?

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

What is the UV index reading in June in Castle Bruce?

The average daily maximum UV index in June in Castle Bruce is 7. A UV Index value of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.

Average temperature in June
Castle Bruce, Dominica

Average temperature in June - Castle Bruce, Dominica
  • Average high temperature in June: 28.3°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 June: 26.9°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 June
Castle Bruce, Dominica

Average pressure in June - Castle Bruce, Dominica
  • Average pressure in June: 1015.8mbar

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 June
Castle Bruce, Dominica

Average wind speed in June - Castle Bruce, Dominica
  • Average wind speed in June: 25.4km/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 June
Castle Bruce, Dominica

Average humidity in June - Castle Bruce, Dominica
  • Average humidity in June: 77%

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 June
Castle Bruce, Dominica

Average rainfall in June - Castle Bruce, Dominica
  • Average rainfall in June: 51mm

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

Average rainfall days in June
Castle Bruce, Dominica

Average rainfall days in June - Castle Bruce, Dominica
  • Average rainfall days in June: 18.7 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 June
Castle Bruce, Dominica

Average sea temperature in June - Castle Bruce, Dominica
  • Average sea temperature in June: 28.4°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 June /
Average sunshine in June
Castle Bruce, Dominica

Average daylight in June / Average sunshine in June - Castle Bruce, Dominica
  • Average daylight in June: 13h and 0min

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 June: 9h and 2min

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 June
Castle Bruce, Dominica

Average sunshine days in June - Castle Bruce, Dominica
  • Average sunshine days in June: 3.8 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 June
Castle Bruce, Dominica

Average UV index in June - Castle Bruce, Dominica
  • Average UV index in June: 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 June
Castle Bruce, Dominica

Average cloud cover in June - Castle Bruce, Dominica
  • Average cloud cover in June: 47

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 June
Castle Bruce, Dominica

Average visibility in June - Castle Bruce, Dominica
  • Average visibility in June: 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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