Jolly Harbour
Antigua and Barbuda
Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
Jolly Harbour, Antigua and Barbuda

October, the same as September, in Jolly Harbour, Antigua and Barbuda, is another hot autumn month, with average temperature fluctuating between 24°C (75.2°F) and 30°C (86°F).

Temperature

In October, the average high-temperature is almost the same as in September - a still tropical 30°C (86°F). In October, in Jolly Harbour, the average low-temperature is 24°C (75.2°F).

Rainfall

In Jolly Harbour, Antigua and Barbuda, during 17 rainfall days, 134mm (5.3") of precipitation is typically accumulated. In Jolly Harbour, during the entire year, the rain falls for 180 days and collects up to 1040mm (40.9") of precipitation.

Sea temperature

In Jolly Harbour, the average seawater temperature is 28°C (82.4°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

In October, the average length of the day is 11.7h.

Sunshine

September through December, with an average of 7h of sunshine, are months with the least sunshine.

UV index

The average daily maximum UV index in Jolly Harbour is 10. A UV Index estimate of 8 to 10 represents a very high threat to health from the exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 10 transform into the following instructions:
Take special precautions, as unprotected eyes and skin can be burned and damaged quickly. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in October in Jolly Harbour?

The average high-temperature, in October, in Jolly Harbour, Antigua and Barbuda, is 30°C (86°F), while the average low-temperature is 24°C (75.2°F).

How much does it rain in Jolly Harbour in October?

In Jolly Harbour, in October, during 17 rainfall days, 134mm (5.3") of precipitation is typically accumulated.

What is the water temperature in October in Jolly Harbour?

In Jolly Harbour, the average seawater temperature in October 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 Jolly Harbour have in October?

The average length of the day in October in Jolly Harbour, Antigua and Barbuda, is 11.7h.

What is the month with the least sunshine in Jolly Harbour?

September through December, with an average of 7h of sunshine, are months with the least sunshine in Jolly Harbour.

How many hours of sunshine does Jolly Harbour have in October?

In October, the average sunshine in Jolly Harbour, Antigua and Barbuda, is 7h.

How high is the UV index in October in Jolly Harbour?

In October, the average daily maximum UV index is 10. A UV Index value of 8 to 10 symbolizes a very high hazard to health from the exposure to the Sun's UV radiation.
Average temperature in October - Jolly Harbour, Antigua and Barbuda
  • Average high temperature in October: 30°C

Warmest months (with the highest average high temperature) are July, August and September (31°C).
Months with the lowest average high temperature are January and February (28°C).

  • Average low temperature in October: 24°C

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

Average rainfall in October - Jolly Harbour, Antigua and Barbuda
  • Average rainfall in October: 134mm

The wettest month (with the highest rainfall) is September (140mm).
The driest month (with the lowest rainfall) is February (37mm).

Average rainfall days in October - Jolly Harbour, Antigua and Barbuda
  • Average rainfall days in October: 17 days

Months with the highest number of rainy days are September, October, November and December (17 days).
The month with the lowest number of rainy days is April (11 days).

Average sea temperature in October - Jolly Harbour, Antigua and Barbuda
  • Average sea temperature in October: 28°C

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

Average daylight in October / Average sunshine in October - Jolly Harbour, Antigua and Barbuda
  • Average daylight in October: 11.7h

The month with the longest days is June (Average daylight: 13.1h).
The month with shortest days is December (Average daylight: 11.1h).

  • Average sunshine in October: 7h

Months with most sunshine are January, February, March, April, May, June, July and August (Average sunshine: 8h).
Months with least sunshine are September, October, November and December (Average sunshine: 7).

Average UV index in October - Jolly Harbour, Antigua and Barbuda
  • Average UV index in October: 10

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