May weather forecast and climate
Basseterre, Saint Kitts and Nevis

A bridge across the lovely waters leading to Basseterre, Saint Kitts, and Nevis, with a distant view of the gorgeous mountain ranges
A bridge across the lovely waters leading to Basseterre, Saint Kitts, and Nevis, with a distant view of the gorgeous mountain ranges

What is the temperature in May in Basseterre?

In May, in Basseterre, the average high-temperature is 30°C (86°F), and the average low-temperature is 24°C (75.2°F).

How many days does it rain in May in Basseterre?

In May, in Basseterre, the rain falls for 15 days. Throughout May, 88mm (3.5") of precipitation is accumulated.

What is the sea water temperature in May in Basseterre?

In Basseterre, the average seawater temperature in May is 27°C (80.6°F). 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.

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

Months with the highest UV index in Basseterre are March through September, with an average UV index of 12.

What is the average UV index in May in Basseterre?

The average UV index in May is 12.
Average temperature in May - Basseterre, Saint Kitts and Nevis
  • Average high temperature in May: 30°C

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

  • Average low temperature in May: 24°C

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

Average rainfall in May - Basseterre, Saint Kitts and Nevis
  • Average rainfall in May: 88mm

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

Average rainfall days in May - Basseterre, Saint Kitts and Nevis
  • Average rainfall days in May: 15 days

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

Average sea temperature in May - Basseterre, Saint Kitts and Nevis
  • Average sea temperature in May: 27°C

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

Average daylight in May / Average sunshine in May - Basseterre, Saint Kitts and Nevis
  • Average daylight in May: 13h

The month with the longest days is June (Average daylight: 13.2h).
The month with shortest days is December (Average daylight: 11.1h).

  • Average sunshine in May: 8h

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

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

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).

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