May weather forecast
Cantagalo, São Tomé and Príncipe

Weather in May

May, the last month of the spring in Cantagalo, is another warm month, with an average temperature fluctuating between 27.8°C (82°F) and 26.3°C (79.3°F).

Temperature

In May, the average high-temperature is relatively the same as in April - a still moderately hot 27.8°C (82°F). In May, in Cantagalo, the average low-temperature is 26.3°C (79.3°F).

Heat index

The average heat index in May is computed to be a tropical 31°C (87.8°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'apparent temperature', 'felt air temperature', or 'feels like', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional factors like activity, clothing, pregnancy, and wind affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In May, the average relative humidity is 79%.

Rainfall

In Cantagalo, in May, during 20.5 rainfall days, 122mm (4.8") of precipitation is typically accumulated. In Cantagalo, São Tomé and Príncipe, during the entire year, the rain falls for 241.7 days and collects up to 1287mm (50.67") of precipitation.

Daylight

In Cantagalo, the average length of the day in May is 12h and 8min.
On the first day of May, sunrise is at 05:26 and sunset at 17:34. On the last day of the month, sunrise is at 05:26 and sunset at 17:34 GMT.

Sunshine

In May, the average sunshine is 7.6h.

UV index

January through May, October through December, with an average maximum UV index of 7, are months with the highest UV index in Cantagalo, São Tomé and Príncipe. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In May, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. 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.
[Resources]

FAQ

What is the temperature in May in Cantagalo?

In May, in Cantagalo, São Tomé and Príncipe, the average high-temperature is 27.8°C (82°F), and the average low-temperature is 26.3°C (79.3°F). in May, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is computed to be 31°C (87.8°F).

What is the average humidity in May in Cantagalo?

In Cantagalo, the average relative humidity in May is 79%.

How much does it rain in Cantagalo in May?

In Cantagalo, in May, during 20.5 rainfall days, 122mm (4.8") of precipitation is typically accumulated.

How many hours of daylight does Cantagalo have in May?

The average day length in May in Cantagalo is 12h and 8min.

When is the sunrise / sunset in May in Cantagalo?

In May, on the first day of the month, sunrise is at 05:26 and sunset at 17:34. On the last day of the month, in Cantagalo, sunrise is at 05:26 and sunset at 17:34 GMT.

How long on average sun shines in May in Cantagalo?

In May, the average sunshine duration in Cantagalo is 7.6h.

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

January through May, October through December, with an average maximum UV index of 7, are months with the highest UV index.

What is the UV index reading in May in Cantagalo?

The average daily maximum UV index in May in Cantagalo is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.

Average temperature in May
Cantagalo, São Tomé and Príncipe

Average temperature in May - Cantagalo, São Tomé and Príncipe
  • Average high temperature in May: 27.8°C

The warmest month (with the highest average high temperature) is March (28.8°C).
The month with the lowest average high temperature is July (24.5°C).

  • Average low temperature in May: 26.3°C

The month with the highest average low temperature is March (27.5°C).
The coldest month (with the lowest average low temperature) is July (23°C).

[Resources]

Average pressure in May
Cantagalo, São Tomé and Príncipe

Average pressure in May - Cantagalo, São Tomé and Príncipe
  • Average pressure in May: 1011.3mbar

The month with the highest atmospheric pressure is July (1014.3mbar).
The month with the lowest atmospheric pressure is February (1009.8mbar).

[Resources]

Average wind speed in May
Cantagalo, São Tomé and Príncipe

Average wind speed in May - Cantagalo, São Tomé and Príncipe
  • Average wind speed in May: 13km/h

The windiest month (with the highest average wind speed) is July (17.7km/h).
The calmest month (with the lowest average wind speed) is December (10.8km/h).

[Resources]

Average humidity in May
Cantagalo, São Tomé and Príncipe

Average humidity in May - Cantagalo, São Tomé and Príncipe
  • Average humidity in May: 79%

The months with the highest relative humidity are August, September and October (83%).
The month with the lowest relative humidity is March (76%).

[Resources]

Average rainfall in May
Cantagalo, São Tomé and Príncipe

Average rainfall in May - Cantagalo, São Tomé and Príncipe
  • Average rainfall in May: 122mm

The wettest month (with the highest rainfall) is November (224mm).
The driest month (with the least rainfall) is July (9mm).

[Resources]

Average rainfall days in May
Cantagalo, São Tomé and Príncipe

Average rainfall days in May - Cantagalo, São Tomé and Príncipe
  • Average rainfall days in May: 20.5 days

The month with the highest number of rainy days is December (28.6 days).
The month with the least rainy days is June (7.3 days).

[Resources]

Average daylight in May /
Average sunshine in May
Cantagalo, São Tomé and Príncipe

Average daylight in May / Average sunshine in May - Cantagalo, São Tomé and Príncipe
  • Average daylight in May: 12h and 8min

The month with the longest days is June (Average daylight: 12h and 8min).
The months with the shortest days are February and November (Average daylight: 12h and 7min).

  • Average sunshine in May: 7h and 36min

The month with the most sunshine is February (Average sunshine: 8h and 36min).
The month with the least sunshine is August (Average sunshine: 5h and 0min).

[Resources]

Average sunshine days in May
Cantagalo, São Tomé and Príncipe

Average sunshine days in May - Cantagalo, São Tomé and Príncipe
  • Average sunshine days in May: 9.2 days

The month with the most sunshine days is June (16.4 days).
The month with the least sunshine days is December (1.5 days).

[Resources]

Average UV index in May
Cantagalo, São Tomé and Príncipe

Average UV index in May - Cantagalo, São Tomé and Príncipe
  • Average UV index in May: 7

The months with the highest UV index are January, February, March, April, May, October, November and December (UV index 7).
The month with the lowest UV index is July (UV index 5).

[Resources]

Average cloud cover in May
Cantagalo, São Tomé and Príncipe

Average cloud cover in May - Cantagalo, São Tomé and Príncipe
  • Average cloud cover in May: 44

The month with the most cloud cover is August (Cloud cover 65).
The month with the least cloud cover is February (Cloud cover 37).

[Resources]

Average visibility in May
Cantagalo, São Tomé and Príncipe

Average visibility in May - Cantagalo, São Tomé and Príncipe
  • Average visibility in May: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September and December (10km).
The months with the lowest visibility are October and November (9km).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location