May weather forecast and climate
Saint George's, Grenada GD

• Average high temperature in May: 30°C

Warmest months (with the highest average high temperature) are April, May and September (30°C).
The month with the lowest average high temperature is January (28.3°C).

• Average low temperature in May: 26.6°C

The month with the highest average low temperature is May (26.6°C).
Coldest months (with the lowest average low temperature) are January and February (23.8°C).

• Average rainfall in May: 55.4mm

The wettest month (with the highest rainfall) is August (293.1mm).
The driest month (with the lowest rainfall) is April (16.3mm).

• Average rainfall days in May: 13 days

Months with the highest number of rainy days are July and November (20 days).
The month with the lowest number of rainy days is April (7 days).

• Average sea temperature in May: 28.1°C

The best month for swimming (with the highest average sea temperature) is September (29.6°C).
The coldest month (with the lowest average sea temperature) is March (27.2°C).

• Average daylight in May: 12.7h

Months with the longest days are June and July (Average daylight: 12.8h).
The month with shortest days is December (Average daylight: 11.4h).

• Average sunshine in May: 8h

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

• Average UV index in May: 12

Months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).