Climate and monthly weather forecastHannah, British Virgin Islands
Climate and monthly weather forecast
The climate of Hannah
Nestled in the British Virgin Islands, Hannah is swayed by a tropical monsoon, ascribed to the Am category under Köppen climate classification. Throughout the year, it remains quite humid, with relative humidity ranging from 75% to 79%. Sunshine illuminates the region all year round, with the least sunlight in December at 6.3 hours and the maximum sunlight in June at 10.4 hours.Hannah enjoys a relatively stable temperature regime throughout the year whereby monthly high temperatures range from 25.9°C (78.6°F) to 28.9°C (84°F) while minimal temperatures fluctuate between 24.7°C (76.5°F) to 27.8°C (82°F). Curiously, March, April, and December witness similar high temperatures around 26.3°C (79.3°F). The rainfall pattern is uneven, but Hannah experiences significant rainfall throughout the year. August to November are the rainiest months, each recording over 110mm (4.33") of precipitation, whereas February receives the lowest rainfall, approximately 28mm (1.1").
The best time to visit Hannah
Hannah basks under abundant sunshine, making the best time to visit when the sun is at its peak, typically between May and June. During these months, the region enjoys more than 10 hours of sunshine, high temperatures around 28°C (82.4°F), relative humidity less than 80%, and less frequent rainfall compared to other months. Travelers will find these months perfect for outdoor activities, beach visits, snorkeling, or simply lazing under the sun while soaking in the tropical beauty of Hannah.The worst time to visit Hannah
Owing to the significant amount of rainfall, August to November are considered the least favorable times to visit Hannah. November sees the heaviest rain with 113mm (4.45") of precipitation distributed across nearly 25 days. Augmented by high relative humidity of 78% to 79% during these months, outdoor activities may be disrupted, and hence these months are less preferred by most tourists.Spring weather in Hannah
Spanning from March to May, spring in Hannah is characterized by an escalation in temperatures from 26.3°C (79.3°F) to 27.3°C (81.1°F). March and April see increased rainfall from 42mm (1.65") to 37mm (1.46"), but May marks a major shift with rainfall jumping to 79mm (3.11"). The increment in humidity levels, from 76% to 78%, is paralleled by the extension of daylight hours, from 12.1 hours to 13 hours.Summer weather in Hannah
Summer stretches from June to August and brings forth more sunlight, warmer temperatures, and increasing rainfall. The daylight hours peak at 13.2 hours in June, followed by a gradual decrease. The temperatures reach their zenith during August at 28.8°C (83.8°F). However, rainfall skyrockets in this period, with August receiving as much as 113mm (4.45") of precipitation.Autumn weather in Hannah
Autumn, lasting from September to November, offers a mixed bag of weather conditions. High temperatures slightly decline from 28.9°C (84°F) to 27.9°C (82.2°F), supported by a stable minimum average temperature of 27.7°C (81.9°F) to 27.8°C (82°F). Rainfall continues to persist heavily, with November experiencing an extensive 97mm (3.82") of rainfall spreading over nearly 25 days.Winter weather in Hannah
Welcoming tourists with moderate temperatures, winter in Hannah lasts from December to February. The high temperature wavers between 25.9°C (78.6°F) to 26.9°C (80.4°F) while the low temperature hovers from 24.7°C (76.5°F) to 26°C (78.8°F). Rainfall in this season is considerably lesser compared to other months with February recording the least rainfall at 28mm (1.1"). Despite the decline in daylight hours to 11 hours in December, the region maintains good visibility throughout the season.Weather in January
Hannah, British Virgin Islands begins the year with a blend of heat and humidity. The January climate rivals December, having a similar average temperature range - from 25.3°C (77.5°F) to 26.3°C (79.3°F). Light showers frequently grace their presence during this first month of the year, yet the sun makes its appearance known too, making it a great month for various activities. Weather in January »Weather in February
As the love-laden month of February sets in, Hannah witnesses a slight dip in temperatures. Relative to other months, it becomes one of the least humid time of the year, with humidity dropping to 75%. Even though February is not particularly distinctive when compared to the months around it, the city gets bathed in increased sunlight, encouraging locals and tourists to enjoy outdoor pursuits. Weather in February »Weather in March
Not much different from February, March brings a similar climate, albeit with a slightly greater volume of precipitation. The rain turns the city into a lush sanctuary, with the highest rainfall observed between February to April. Weather in March »Weather in April
April in Hannah, British Virgin Islands is characterized by a subtle increase in warmth. April's climate stands at a point of balance between the cooler months before and the hotter months to come, showing an average temperature range from 25.3°C (77.5°F) to 26.3°C (79.3°F). Weather in April »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. Weather in May »Weather in June
June witnesses a great surge in temperature, indicating the arrival of summer in Hannah, British Virgin Islands. Though temperatures rise, it's the least windy month of the first half of the year, with average winds speeds dropping to 22.2km/h (13.8mph). Weather in June »Weather in July
July could very well be named as the peak of summer in Hannah, with temperatures reaching a year-high. The mercury oscillates between 27.3°C (81.1°F) to 28.4°C (83.1°F), making it not the most comfortable time of the year. Shadowed by the copious rain and clouds, the sun doesn't appear as frequently. Weather in July »Weather in August
The tropical air continues in August, with temperatures showing a slight increment. August is notorious for its high rainfall volume, standing as the month with the highest rainfall throughout the year. The abundance of rain creates an ideal environment for flora to flourish. Weather in August »Weather in September
September brings a hint of relief as the summer seething gradually begins to subside. The swell in temperature observed in August shows a downward trend this month. Regular showers mark their presence amid the dramatic play of clouds and sun. Weather in September »Weather in October
The town of Hannah begins to witness a shift in its weather from October, signaling the onset of cooler months. Compared to September, October showcases a slight reduction in heat, with temperatures witnessing a minor decline. It remains a splendid time to enjoy the outdoor beauty of Hannah while rainfall manifests itself often but in smaller quantities. Weather in October »Weather in November
November compels Hannah to bid farewell to the summer heat. The transition from the hotter October to the cooler November is evident, with temperatures receding noticeably. Rainy days persists, keeping the city's tropical beauty intact. Weather in November »Weather in December
December in Hannah, British Virgin Islands is pleasantly cool, basking in the mild winter sun. The temperature, hovering between 26°C (78.8°F) to 26.9°C (80.4°F), marks it as one of the coolest months of the year. Besides the occasional shower, it's mostly sunny, signaling the start of a new season. Weather in December »Updated: Jun 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
The months with the lowest humidity are January through March, October and December, with an average relative humidity of 75%.
Throughout the year, there are 262.1 rainfall days, and 835mm (32.87") of precipitation is accumulated.
The months with the highest UV index 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.
February and March are known as Hannah's coldest months, with an average high-temperature of 25.9°C (78.6°F).
February is the month with the least rainfall. Rain falls for 17.5 days and accumulates 28mm (1.1") of precipitation.
June and July, with an average relative humidity of 79%, are most humid months.
With an average of 13h and 12min of daylight, June has the longest days of the year.
The month with the most sunshine in Hannah is June, with an average of 10.4h of sunshine.
The wettest months are August and October, with an average 113mm (4.45") of rainfall.
With average temperatures fluctuating between a high of 28.9°C (84°F) and a low of 27.7°C (81.9°F), September stands out as the warmest month.
With an average of 11h and 0min of daylight, December has the shortest days of the year.
Hannah does not observe Daylight Saving Time (DST). AST timezone is used over the entire year.
With an average of 6.3h of sunshine, December has the least sunshine of the year.
Average temperature
Hannah, British Virgin Islands
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).
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
Hannah, British Virgin Islands
- Average pressure in January:
1016.7mbar - Average pressure in February:
1016.6mbar - Average pressure in March:
1016.2mbar - Average pressure in April:
1015.8mbar - Average pressure in May:
1015.7mbar - Average pressure in June:
1016.6mbar
- Average pressure in July:
1016.5mbar - Average pressure in August:
1015.1mbar - Average pressure in September:
1013.5mbar - Average pressure in October:
1012.7mbar - Average pressure in November:
1012.9mbar - Average pressure in December:
1015.4mbar
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
Hannah, British Virgin Islands
- Average wind speed in January:
23.6km/h - Average wind speed in February:
23.5km/h - Average wind speed in March:
21.9km/h - Average wind speed in April:
21.6km/h - Average wind speed in May:
21.4km/h - Average wind speed in June:
22.2km/h
- Average wind speed in July:
24.4km/h - Average wind speed in August:
23.4km/h - Average wind speed in September:
19.1km/h - Average wind speed in October:
18.2km/h - Average wind speed in November:
19.7km/h - Average wind speed in December:
23.8km/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
Hannah, British Virgin Islands
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
Hannah, British Virgin Islands
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
Hannah, British Virgin Islands
- Average rainfall days in January:
20.5 days - Average rainfall days in February:
17.5 days - Average rainfall days in March:
18.7 days - Average rainfall days in April:
19 days - Average rainfall days in May:
23.1 days - Average rainfall days in June:
19.5 days
- Average rainfall days in July:
23.8 days - Average rainfall days in August:
24.8 days - Average rainfall days in September:
23.4 days - Average rainfall days in October:
23.7 days - Average rainfall days in November:
24.9 days - Average rainfall days in December:
23.2 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 / Average sunshine
Hannah, British Virgin Islands
- Average daylight in January:
11h and 12min - Average daylight in February:
11h and 36min - Average daylight in March:
12h and 6min - Average daylight in April:
12h and 36min - Average daylight in May:
13h and 0min - Average daylight in June:
13h and 12min
- Average daylight in July:
13h and 6min - Average daylight in August:
12h and 42min - Average daylight in September:
12h and 12min - Average daylight in October:
11h and 42min - Average daylight in November:
11h and 18min - Average daylight in December:
11h 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 January:
7h and 48min - Average sunshine in February:
8h and 48min - Average sunshine in March:
8h and 30min - Average sunshine in April:
9h and 30min - Average sunshine in May:
10h and 6min - Average sunshine in June:
10h and 24min
- Average sunshine in July:
10h and 6min - Average sunshine in August:
9h and 6min - Average sunshine in September:
8h and 36min - Average sunshine in October:
7h and 12min - Average sunshine in November:
6h and 24min - Average sunshine in December:
6h and 18min
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
Hannah, British Virgin Islands
- Average sunshine days in January:
5.8 days - Average sunshine days in February:
7.1 days - Average sunshine days in March:
6.3 days - Average sunshine days in April:
6.8 days - Average sunshine days in May:
3.6 days - Average sunshine days in June:
3.3 days
- Average sunshine days in July:
1.8 days - Average sunshine days in August:
1.7 days - Average sunshine days in September:
3.5 days - Average sunshine days in October:
4.4 days - Average sunshine days in November:
2.5 days - Average sunshine days in December:
4 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
Hannah, British Virgin Islands
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
Hannah, British Virgin Islands
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
Hannah, British Virgin Islands
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).
