August weather forecast
Nevis, Saint Kitts and Nevis

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The lovely waterfront of Nevis in Saint Kitts and Nevis, with a distant view of mountains
The lovely waterfront of Nevis in Saint Kitts and Nevis, with a distant view of mountains

Weather in August

August in Nevis presents a typical tropical high season, characterized by high rainfalls and consistent temperatures. With an impressive 118mm (4.65") of rainfall dispersed over 19 days, August experiences the most substantial increase in precipitation. Regardless of these conditions, the island remains a hotspot for tourism, largely due to stable sea temperature and extensive daylight hours. As the month ends, expect from September to continue the prevailing weather pattern but with even more rainfall.

Temperature

June through October bring Nevis's highest average temperatures, reaching a high of 31°C (87.8°F).

Rainfall

In August, in Nevis, the rain falls for 19 days. Throughout August, 118mm (4.65") of precipitation is accumulated. In Nevis, during the entire year, the rain falls for 199 days and collects up to 1061mm (41.77") of precipitation.

Sea temperature

In August, the average sea temperature in Nevis, Saint Kitts and Nevis, is 28°C (82.4°F).
Note: For engaging in water activities including swimming and diving, temperatures from 25°C (77°F) to 29°C (84.2°F) are perceived as perfect, providing pleasure for extended durations.

Daylight

In Nevis, the average length of the day in August is 12h and 41min.
On the first day of the month, sunrise is at 05:50 and sunset at 18:43. On the last day of August, in Nevis, sunrise is at 05:56 and sunset at 18:24 AST.

Sunshine

The months with the least sunshine in Nevis are January through March, May through December, with an average of 8h of sunshine.

UV index

The months with the highest UV index are March through September, with an average maximum UV index of 12. A UV Index estimate of 11, and higher, represents an excessive health risk from unsafe exposure to UV radiation for the average person.
Note: In August, the maximum UV index of 12 suggests these recommendations:
Enforce all necessary precautions, unprotected skin might burn swiftly. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Stay sun-safe with clothing that is both closely woven and worn loosely. After a swim or an outdoor workout, generously apply and reapply a broad-spectrum SPF 30+ sunscreen. Watch out! Sand and water enhance the UV exposure you receive.
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Frequently asked questions

What part of the year is the hottest in Nevis?

June through October, when the average high-temperature in Nevis reaches 31°C (87.8°F), are the warmest months.

Is it hot in Nevis during August?

An average high-temperature, in August, in Nevis, is 31°C (87.8°F) and the average low-temperature is 25°C (77°F).

How many days does it rain in August in Nevis?

In Nevis, Saint Kitts and Nevis, in August, during 19 rainfall days, 118mm (4.65") of precipitation is typically accumulated.

How warm is the water in August in Nevis?

In Nevis, Saint Kitts and Nevis, the average seawater temperature in August is 28°C (82.4°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 Nevis have in August?

In August, the average day length is 12h and 41min.

What time are sunrise and sunset in August in Nevis?

In August, on the first day of the month, sunrise is at 05:50 and sunset at 18:43. On the last day of the month, in Nevis, Saint Kitts and Nevis, sunrise is at 05:56 and sunset at 18:24 AST.

What is the month with the least sunshine in Nevis?

January through March, May through December, with an average of 8h of sunshine, are months with the least sunshine in Nevis, Saint Kitts and Nevis.

How long on average sun shines in August in Nevis?

In August, the average sunshine duration in Nevis is 8h.

What is the month with the highest UV index in Nevis?

The months with the highest UV index in Nevis, Saint Kitts and Nevis, are March through September, with an average maximum UV index of 12.

What is the UV index intensity in August in Nevis?

The average daily maximum UV index in August is 12. A UV Index reading of 11, and higher, represents an excessive health risk from unprotected exposure to UV radiation.
Average low temperature
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in August
Nevis, Saint Kitts and Nevis

Average temperature in August - Nevis, Saint Kitts and Nevis
  • Average high temperature in August: 31°C

The warmest months (with the highest average high temperature) are June, July, August, September and October (31°C).
The months with the lowest average high temperature are January and February (28°C).

  • Average low temperature in August: 25°C

The months with the highest average low temperature are June, July, August, September and October (25°C).
The coldest months (with the lowest average low temperature) are January and February (22°C).

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Average rainfall in August
Nevis, Saint Kitts and Nevis

Average rainfall in August - Nevis, Saint Kitts and Nevis
  • Average rainfall in August: 118mm

The wettest month (with the highest rainfall) is September (139mm).
The driest month (with the least rainfall) is March (36mm).

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Average rainfall days in August
Nevis, Saint Kitts and Nevis

Average rainfall days in August - Nevis, Saint Kitts and Nevis
  • Average rainfall days in August: 19 days

The months with the highest number of rainy days are October, November and December (20 days).
The months with the least rainy days are March, April and June (13 days).

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Average sea temperature in August
Nevis, Saint Kitts and Nevis

Average sea temperature in August - Nevis, Saint Kitts and Nevis
  • Average sea temperature in August: 28°C

The best months for swimming (with the highest average sea temperature) are September and October (29°C).
The coldest months (with the lowest average sea temperature) are January, February and March (26°C).

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Average daylight in August /
Average sunshine in August
Nevis, Saint Kitts and Nevis

Average daylight in August / Average sunshine in August - Nevis, Saint Kitts and Nevis
  • Average daylight in August: 12h and 4min

The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 6min).

  • Average sunshine in August: 8h

The month with the most sunshine is April (Average sunshine: 9h).
The months with the least sunshine are January, February, March, May, June, July, August, September, October, November and December (Average sunshine: 8h).

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Average UV index in August
Nevis, Saint Kitts and Nevis

Average UV index in August - Nevis, Saint Kitts and Nevis
  • Average UV index in August: 12

The months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The months with the lowest UV index are January and December (UV index 8).

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Nevis, Saint Kitts and Nevis

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