May weather forecastGeorgetown, Guyana

May
Weather in May
As the year advances into May, Georgetown prepares itself for a significant weather shift. The city experiences an increase in temperatures and witnesses the onset of grander rainfall volumes. Sandwiched between April and June, May alleviates the most abundant precipitation, hitting an average of 286mm (11.26") rainfall. Showers bring the landscape to life, as the sights and sounds become lush and the city's ambience romantically charged. Indeed, May marks its distinctiveness on Georgetown’s climatological calendar.Temperature
Georgetown's average high-temperature in May is a still warm 29.4°C (84.9°F), marking an insignificant difference from the 29.5°C (85.1°F) of April. Throughout May, Georgetown experiences a low-temperature average of 24.3°C (75.7°F).Rainfall
In Georgetown, Guyana, during May, the rain falls for 19 days and regularly aggregates up to 286mm (11.26") of precipitation. In Georgetown, during the entire year, the rain falls for 174 days and collects up to 2260mm (88.98") of precipitation.Sea temperature
In May, the average sea temperature is 27.9°C (82.2°F).Note: Water activities including swimming and diving are pleasurable in temperatures between 25°C (77°F) and 29°C (84.2°F), ensuring comfort and enjoyment for extended time frames.
Daylight
In May, the average length of the day in Georgetown is 12h and 26min.On the first day of May, sunrise is at 05:38 and sunset at 18:00. On the last day of the month, sunrise is at 05:35 and sunset at 18:05 -04.
Sunshine
In May, the average sunshine is 5.8h.UV index
January through October, with an average maximum UV index of 12, are months with the highest UV index. A UV Index of 11, and more, symbolizes an ultimate health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In May, the maximum UV index of 12 transforms into these recommendations:
Implement every essential safety step. Individuals with fair skin might receive burns in less than 5 minutes. 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. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Frequent application of a broad-spectrum SPF 30+ sunscreen is crucial, reapply it every two hours or immediately post swimming or outdoor exercise. Watch out! Reflections from sand and water can surge UV radiation exposure.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Georgetown, Guyana
- Average high temperature in May: 29.4°C
The warmest months (with the highest average high temperature) are September and October (30.8°C).
The month with the lowest average high temperature is January (28.6°C).
- Average low temperature in May: 24.3°C
The months with the highest average low temperature are April and October (24.4°C).
The coldest month (with the lowest average low temperature) is July (23.5°C).
Average rainfall in May
Georgetown, Guyana
- Average rainfall in May: 285.5mm
The wettest month (with the highest rainfall) is June (327.7mm).
The driest month (with the least rainfall) is February (88.5mm).
Average rainfall days in May
Georgetown, Guyana
- Average rainfall days in May: 19 days
The month with the highest number of rainy days is June (23 days).
The months with the least rainy days are September and October (9 days).
Average sea temperature in May
Georgetown, Guyana
- Average sea temperature in May: 27.9°C
The best month for swimming (with the highest average sea temperature) is August (28.9°C).
The coldest month (with the lowest average sea temperature) is February (27.2°C).
Average daylight in May /
Average sunshine in May
Georgetown, Guyana
- Average daylight in May: 12h and 24min
The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).
- Average sunshine in May: 5h and 48min
The month with the most sunshine is September (Average sunshine: 7h and 42min).
The month with the least sunshine is June (Average sunshine: 5h and 12min).
Average UV index in May
Georgetown, Guyana
- Average UV index in May: 12
The months with the highest UV index are January, February, March, April, May, June, July, August, September and October (UV index 12).
The months with the lowest UV index are November and December (UV index 11).








