May weather forecast
Sandy Bay, Jamaica

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Weather in May

May, known for the onset of the wet season in Sandy Bay, has the highest rainfall total of 90mm (3.54"). Cities' thermal conditions remain balmy with the nighttime temperatures touching the yearly median. Increased sea temperature makes it a perfect time for water-related activities despite the wet conditions. Daylight hours peak in May, enabling longer exploration times for tourists. This period marks an excellent opportunity to experience Jamaica's tropical climate in full swing.

Temperature

The commencement of May in Sandy Bay brings an average high-temperature of a still warm 28.6°C (83.5°F), marking an inconsequential divergence from April. In Sandy Bay, nights during May observe an average temperature decrease to a still warm 25.6°C (78.1°F).

Heat index

For most parts of May, the heat index is computed to be a tropical 33°C (91.4°F). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', gauges the sensation of temperature factoring in the air's moisture content. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.

Humidity

The average relative humidity in May is 77%.

Rainfall

May is the month with the most rainfall in Sandy Bay, Jamaica. Rain falls for 18 days and accumulates 90mm (3.54") of precipitation.

Sea temperature

In May, the average sea temperature in Sandy Bay is 28.3°C (82.9°F).
Note: With water temperature from 25°C (77°F) to 29°C (84.2°F), all water activities are comfortable and delightful, devoid of discomfort even for lengthened periods.

Daylight

In Sandy Bay, the average length of the day in May is 13h and 1min.
On the first day of the month, sunrise is at 05:44 and sunset at 18:34. On the last day of May, in Sandy Bay, sunrise is at 05:35 and sunset at 18:45 EST.

Sunshine

In Sandy Bay, the average sunshine in May is 10.8h.

UV index

The months with the highest UV index are January, March through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The daily maximum UV index of 7 in May interprets into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Warning! The Sun's UV rays intensify with reflections from sand and water.
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Frequently asked questions

How hot does it get in Sandy Bay in May?

During May, Sandy Bay experiences an average high-temperature of 28.6°C (83.5°F) and a low-temperature of 25.6°C (78.1°F). In May, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, is computed to be 33°C (91.4°F).

What is the average humidity in May in Sandy Bay?

In May, the average relative humidity in Sandy Bay is 77%.

What is the wettest month in Sandy Bay?

May is the month with the most rainfall in Sandy Bay, Jamaica. Rain falls for 18 days and accumulates 90mm (3.54") of precipitation.

How much does it rain in Sandy Bay in May?

In May, the rain falls for 18 days. Throughout May, 90mm (3.54") of precipitation is accumulated.

What is the water temperature in May in Sandy Bay?

In Sandy Bay, in May, the average water temperature is 28.3°C (82.9°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 May in Sandy Bay?

In May, the average day length is 13h and 1min.

What time are sunrise and sunset in May in Sandy Bay?

On the first day of May in Sandy Bay, Jamaica, sunrise is at 05:44 and sunset at 18:34. On the last day of the month, sunrise is at 05:35 and sunset at 18:45 EST.

How long on average sun shines in May in Sandy Bay?

In May, the average sunshine duration in Sandy Bay is 10.8h.

What is the month with the highest UV index in Sandy Bay?

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

What is the UV index reading in May in Sandy Bay?

In May, the average daily maximum UV index in Sandy Bay, Jamaica, is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.

Average temperature in May
Sandy Bay, Jamaica

Average temperature in May - Sandy Bay, Jamaica
  • Average high temperature in May: 28.6°C

The warmest month (with the highest average high temperature) is August (29.7°C).
The month with the lowest average high temperature is January (26.8°C).

  • Average low temperature in May: 25.6°C

The months with the highest average low temperature are July and August (26.8°C).
The coldest month (with the lowest average low temperature) is February (23.8°C).

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Average pressure in May
Sandy Bay, Jamaica

Average pressure in May - Sandy Bay, Jamaica
  • Average pressure in May: 1013.5mbar

The month with the highest atmospheric pressure is January (1015.6mbar).
The month with the lowest atmospheric pressure is October (1011.4mbar).

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Average wind speed in May
Sandy Bay, Jamaica

Average wind speed in May - Sandy Bay, Jamaica
  • Average wind speed in May: 14.3km/h

The windiest month (with the highest average wind speed) is December (20km/h).
The calmest month (with the lowest average wind speed) is September (13km/h).

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Average humidity in May
Sandy Bay, Jamaica

Average humidity in May - Sandy Bay, Jamaica
  • Average humidity in May: 77%

The month with the highest relative humidity is June (78%).
The month with the lowest relative humidity is March (75%).

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Average rainfall in May
Sandy Bay, Jamaica

Average rainfall in May - Sandy Bay, Jamaica
  • Average rainfall in May: 90mm

The wettest month (with the highest rainfall) is May (90mm).
The driest month (with the least rainfall) is February (19mm).

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Average rainfall days in May
Sandy Bay, Jamaica

Average rainfall days in May - Sandy Bay, Jamaica
  • Average rainfall days in May: 18 days

The month with the highest number of rainy days is September (18.4 days).
The month with the least rainy days is February (10.6 days).

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Average sea temperature in May
Sandy Bay, Jamaica

Average sea temperature in May - Sandy Bay, Jamaica
  • Average sea temperature in May: 28.3°C

The best months for swimming (with the highest average sea temperature) are August and September (29.8°C).
The coldest months (with the lowest average sea temperature) are January and February (26.9°C).

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Average daylight in May /
Average sunshine in May
Sandy Bay, Jamaica

Average daylight in May / Average sunshine in May - Sandy Bay, Jamaica
  • Average daylight in May: 13h and 0min

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 0min).

  • Average sunshine in May: 10h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 30min).
The months with the least sunshine are November and December (Average sunshine: 6h and 36min).

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Average sunshine days in May
Sandy Bay, Jamaica

Average sunshine days in May - Sandy Bay, Jamaica
  • Average sunshine days in May: 11.6 days

The month with the most sunshine days is December (18 days).
The month with the least sunshine days is September (9.8 days).

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Average UV index in May
Sandy Bay, Jamaica

Average UV index in May - Sandy Bay, Jamaica
  • Average UV index in May: 7

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

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Average cloud cover in May
Sandy Bay, Jamaica

Average cloud cover in May - Sandy Bay, Jamaica
  • Average cloud cover in May: 28

The months with the most cloud cover are January, May and November (Cloud cover 28).
The month with the least cloud cover is July (Cloud cover 21).

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Average visibility in May
Sandy Bay, Jamaica

Average visibility in May - Sandy Bay, Jamaica
  • Average visibility in May: 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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Sandy Bay, Jamaica

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