May weather forecast
Hannah, British Virgin Islands

May

Weather in May

May steps in with an increased heat quotient, as summer nears. The climate gets noticeably different from the previous month, with rainfall witnessing a steep increment, highest from April through June. It's during these sunny days and rainy evenings that Hannah showcases its tropical side. As the daylight time stretches, the city soaks in more sunshine. Fresh ocean breezes continue to alleviate the heat, creating comfortable environs.

Temperature

Hannah greets May with an average high-temperature of a still moderately hot 27.3°C (81.1°F), marking a slight deviation from the preceding month. Throughout May, Hannah's nights experience a slight temperature dip to a still warm 26.1°C (79°F).

Heat index

The heat index value for May is evaluated at a hot 30°C (86°F). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.
Heat index details are generally centered around shaded locations and a mild breeze. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. 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 are highly critical to babies and toddlers. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

In May, the average relative humidity in Hannah is 78%.

Rainfall

In Hannah, in May, during 23.1 rainfall days, 79mm (3.11") of precipitation is typically accumulated. In Hannah, during the entire year, the rain falls for 262.1 days and collects up to 835mm (32.87") of precipitation.

Daylight

In May, the average length of the day in Hannah is 13h and 0min.
On the first day of May, sunrise is at 05:50 and sunset at 18:40. On the last day of the month, sunrise is at 05:41 and sunset at 18:51 AST.

Sunshine

The average sunshine in May is 10.1h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In May, the maximum UV index of 7 suggests this advice:
Shield from overexposure. Defense against sun-related harm is required. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.

Frequently asked questions

What is the average May temperature?
The high-temperature, in May, in Hannah, is 27.3°C (81.1°F), while the low-temperature averages to 26.1°C (79°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in May is evaluated at 30°C (86°F).
What is the average humidity in May?
In May, the average relative humidity is 78%.
How much does it rain in May?
In Hannah, in May, during 23.1 rainfall days, 79mm (3.11") of precipitation is typically accumulated.
What is the average length of the day in May in Hannah?
The average day length in May is 13h and 0min.
What time are sunrise and sunset in May?
In May, on the first day of the month, sunrise is at 05:50 and sunset at 18:40. On the last day of the month, sunrise is at 05:41 and sunset at 18:51 AST.
How long on average sun shines in May?
The average sunshine duration in May is 10.1h.
What are the months with the highest UV index?
January through December, with an average maximum UV index of 7, are months with the highest UV index.
When is the lowest UV index?
The months with the lowest UV index are January through December, with an average maximum UV index of 7.
How high is the UV index in May?
In Hannah, British Virgin Islands, the average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Hannah, British Virgin Islands
Average temperature in May
Hannah, British Virgin Islands
  • Average high temperature in May: 27.3°C

The warmest month (with the highest average high temperature) is September (28.9°C).
The months with the lowest average high temperature are February and March (25.9°C).

  • Average low temperature in May: 26.1°C

The month with the highest average low temperature is October (27.8°C).
The coldest month (with the lowest average low temperature) is March (24.7°C).

Average pressure in May - Hannah, British Virgin Islands
Average pressure in May
Hannah, British Virgin Islands
  • Average pressure in May: 1015.7mbar

The month with the highest atmospheric pressure is January (1016.7mbar).
The month with the lowest atmospheric pressure is October (1012.7mbar).

Average wind speed in May - Hannah, British Virgin Islands
Average wind speed in May
Hannah, British Virgin Islands
  • Average wind speed in May: 21.4km/h

The windiest month (with the highest average wind speed) is July (24.4km/h).
The calmest month (with the lowest average wind speed) is October (18.2km/h).

Average humidity in May - Hannah, British Virgin Islands
Average humidity in May
Hannah, British Virgin Islands
  • Average humidity in May: 78%

The months with the highest relative humidity are June and July (79%).
The months with the lowest relative humidity are January, February, March, October and December (75%).

Average rainfall in May - Hannah, British Virgin Islands
Average rainfall in May
Hannah, British Virgin Islands
  • Average rainfall in May: 79mm

The wettest months (with the highest rainfall) are August and October (113mm).
The driest month (with the least rainfall) is February (28mm).

Average rainfall days in May - Hannah, British Virgin Islands
Average rainfall days in May
Hannah, British Virgin Islands
  • Average rainfall days in May: 23.1 days

The month with the highest number of rainy days is November (24.9 days).
The month with the least rainy days is February (17.5 days).

Average daylight in May / Average sunshine in May - Hannah, British Virgin Islands
Average daylight in May /
Average sunshine in May
Hannah, British Virgin Islands
  • 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 1min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

Average sunshine days in May - Hannah, British Virgin Islands
Average sunshine days in May
Hannah, British Virgin Islands
  • Average sunshine days in May: 3.6 days

The month with the most sunshine days is February (7.1 days).
The month with the least sunshine days is August (1.7 days).

Average UV index in May - Hannah, British Virgin Islands
Average UV index in May
Hannah, British Virgin Islands
  • Average UV index in May: 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 May - Hannah, British Virgin Islands
Average cloud cover in May
Hannah, British Virgin Islands
  • Average cloud cover in May: 41

The months with the most cloud cover are May, July and August (Cloud cover 41).
The month with the least cloud cover is February (Cloud cover 34).

Average visibility in May - Hannah, British Virgin Islands
Average visibility in May
Hannah, British Virgin Islands
  • 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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