May weather forecastCidade Velha, Cape Verde
May
Weather in May
May sees further progress into the warmer weather in Cidade Velha with a hike in both daytime highs and early morning lows. The month experiences a decline in rainfall quantities, making it the last primer before the heavy rainy months. Despite the rise in temperatures, the city enjoys an increased number of sunshine days. The sea temperature maintains a slow yet steady climb, intensifying the allure of beach activities. Winds are moderate, sufficing to offset the climatic heat.Temperature
As Cidade Velha, Cape Verde, transitions from April to May, the average high-temperatures adjust to a still moderately hot 24.8°C (76.6°F), nearly the same as the previous 24.1°C (75.4°F). In Cidade Velha, May's low temperatures hover around an agreeable 22.2°C (72°F), reflecting a minor decrease from the daytime highs.Humidity
In May, the average relative humidity is 77%.Rainfall
January, March and May are months with the least rain when the rain falls for 1.3 days and typically aggregates up to 1mm (0.04") of rain.Sea temperature
In May, the average sea temperature is 23.8°C (74.8°F).Note: Swimming in 23.8°C (74.8°F) can be enjoyable or not, depending on how you feel about the cold and conditions such as sunshine, wind, and the day's temperature. FYI: Olympic standards dictate waters of 25°C (77°F) to 28°C (82.4°F).
Daylight
In May, the average length of the day is 12h and 50min.On the first day of the month, sunrise is at 06:11 and sunset at 18:51. On the last day of May, sunrise is at 06:03 and sunset at 19:00 -01.
Sunshine
May has the most sunshine of the year, with an average of 9.9h of sunshine.UV index
The months with the lowest UV index are January through July and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 6 during May translates into the following directions:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Take caution! The UV rays from the Sun gain strength from sand and water reflections.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Cidade Velha, Cape Verde
- Average high temperature in May: 24.8°C
The warmest month (with the highest average high temperature) is October (28.4°C).
The months with the lowest average high temperature are February and March (23.7°C).
- Average low temperature in May: 22.2°C
The months with the highest average low temperature are September and October (25.8°C).
The coldest month (with the lowest average low temperature) is February (20.9°C).
Average pressure in May
Cidade Velha, Cape Verde
- Average pressure in May: 1014.3mbar
The month with the highest atmospheric pressure is January (1015.2mbar).
The month with the lowest atmospheric pressure is September (1012.5mbar).
Average wind speed in May
Cidade Velha, Cape Verde
- Average wind speed in May: 22.2km/h
The windiest month (with the highest average wind speed) is February (25.8km/h).
The calmest month (with the lowest average wind speed) is August (14km/h).
Average humidity in May
Cidade Velha, Cape Verde
- Average humidity in May: 77%
The months with the highest relative humidity are June, July, August and September (79%).
The month with the lowest relative humidity is January (69%).
Average rainfall in May
Cidade Velha, Cape Verde
- Average rainfall in May: 1mm
The wettest month (with the highest rainfall) is September (50mm).
The driest months (with the least rainfall) are January, March and May (1mm).
Average rainfall days in May
Cidade Velha, Cape Verde
- Average rainfall days in May: 1.3 days
The month with the highest number of rainy days is September (13.1 days).
The month with the least rainy days is January (0.7 days).
Average sea temperature in May
Cidade Velha, Cape Verde
- Average sea temperature in May: 23.8°C
The best month for swimming (with the highest average sea temperature) is October (27.7°C).
The coldest month (with the lowest average sea temperature) is March (23.6°C).
Average daylight in May /
Average sunshine in May
Cidade Velha, Cape Verde
- Average daylight in May: 12h and 48min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in May: 9h and 54min
The month with the most sunshine is May (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 7h and 0min).
Average sunshine days in May
Cidade Velha, Cape Verde
- Average sunshine days in May: 29.3 days
The months with the most sunshine days are January and May (29.3 days).
The month with the least sunshine days is September (13.1 days).
Average UV index in May
Cidade Velha, Cape Verde
- Average UV index in May: 6
The months with the highest UV index are August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July and December (UV index 6).
Average cloud cover in May
Cidade Velha, Cape Verde
- Average cloud cover in May: 13
The month with the most cloud cover is August (Cloud cover 52).
The month with the least cloud cover is May (Cloud cover 13).
Average visibility in May
Cidade Velha, Cape Verde
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





