December weather forecast
Henrique, São Tomé and Príncipe

englishespañol中文
Share

Weather in December

As Henrique steps into December, the weather fits seamlessly into the established pattern of the wetter season. Gradual warming of temperature peaks around 27.5°C (81.5°F), almost as a mild remembrance of the early-year highs. Wind speeds drop, and the rainfall levels remain substantial. December announces its arrival with a slightly dimmer sunshine scale. Being amongst the rainiest months, December brings a close to the weather cycle.

Temperature

Henrique experiences an average high-temperature of a still moderately hot 27.5°C (81.5°F) in December, marking an insignificant shift from 27.1°C (80.8°F) in November. Henrique, during December nights, observes a steady temperature, averaging at a still warm 26.6°C (79.9°F).

Heat index

The average heat index in December is calculated to be a tropical 31°C (87.8°F). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.
Know that the heat index computations account for shaded terrains and slight winds. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an aggregate value of air's warmth and moisture to show the human-felt temperature. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are especially crucial for babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.

Humidity

In Henrique, the average relative humidity in December is 79%.

Rainfall

In Henrique, during December, the rain falls for 28.6 days and regularly aggregates up to 159mm (6.26") of precipitation. In Henrique, during the entire year, the rain falls for 241.7 days and collects up to 1287mm (50.67") of precipitation.

Daylight

In Henrique, the average length of the day in December is 12h and 7min.
On the first day of the month, sunrise is at 05:19 and sunset at 17:26. On the last day of December, in Henrique, sunrise is at 05:33 and sunset at 17:40 GMT.

Sunshine

In Henrique, São Tomé and Príncipe, the average sunshine in December is 8.2h.

UV index

The months with the highest UV index in Henrique are January through May, October through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 7 in December interprets into the following advice:
Prevent overexposure. Protection from the sun's harmful effects is needed. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Frequently asked questions

What are the temperatures in Henrique in December?

The average high-temperature, in December, in Henrique, is 27.5°C (81.5°F), while the average low-temperature is 26.6°C (79.9°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in December is calculated to be 31°C (87.8°F).

What is the average humidity in December in Henrique?

The average relative humidity in December in Henrique, São Tomé and Príncipe, is 79%.

How much does it rain in Henrique in December?

In Henrique, São Tomé and Príncipe, during December, the rain falls for 28.6 days and regularly aggregates up to 159mm (6.26") of precipitation.

What is the average length of the day in December in Henrique?

In December, the average day length in Henrique, São Tomé and Príncipe, is 12h and 7min.

What time are sunrise and sunset in December in Henrique?

On the first day of December in Henrique, São Tomé and Príncipe, sunrise is at 05:19 and sunset at 17:26. On the last day of the month, sunrise is at 05:33 and sunset at 17:40 GMT.

How many hours of sunshine does Henrique have in December?

In Henrique, the average sunshine duration in December is 8.2h.

What are the months with the highest UV index in Henrique?

The months with the highest UV index in Henrique, São Tomé and Príncipe, are January through May, October through December, with an average maximum UV index of 7.

What is the UV index reading in December in Henrique?

In Henrique, São Tomé and Príncipe, the average daily maximum UV index in December is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from unprotected exposure to UV radiation.

Average temperature in December
Henrique, São Tomé and Príncipe

Average temperature in December - Henrique, São Tomé and Príncipe
  • Average high temperature in December: 27.5°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 December: 26.6°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).

Average pressure in December
Henrique, São Tomé and Príncipe

Average pressure in December - Henrique, São Tomé and Príncipe
  • Average pressure in December: 1010.6mbar

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

Average wind speed in December
Henrique, São Tomé and Príncipe

Average wind speed in December - Henrique, São Tomé and Príncipe
  • Average wind speed in December: 10.8km/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).

Average humidity in December
Henrique, São Tomé and Príncipe

Average humidity in December - Henrique, São Tomé and Príncipe
  • Average humidity in December: 79%

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

Average rainfall in December
Henrique, São Tomé and Príncipe

Average rainfall in December - Henrique, São Tomé and Príncipe
  • Average rainfall in December: 159mm

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

Average rainfall days in December
Henrique, São Tomé and Príncipe

Average rainfall days in December - Henrique, São Tomé and Príncipe
  • Average rainfall days in December: 28.6 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).

Average daylight in December /
Average sunshine in December
Henrique, São Tomé and Príncipe

Average daylight in December / Average sunshine in December - Henrique, São Tomé and Príncipe
  • Average daylight in December: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 6min).
The month with the shortest days is March (Average daylight: 12h and 6min).

  • Average sunshine in December: 8h and 1min

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).

Average sunshine days in December
Henrique, São Tomé and Príncipe

Average sunshine days in December - Henrique, São Tomé and Príncipe
  • Average sunshine days in December: 1.5 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).

Average UV index in December
Henrique, São Tomé and Príncipe

Average UV index in December - Henrique, São Tomé and Príncipe
  • Average UV index in December: 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).

Average cloud cover in December
Henrique, São Tomé and Príncipe

Average cloud cover in December - Henrique, São Tomé and Príncipe
  • Average cloud cover in December: 41

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

Average visibility in December
Henrique, São Tomé and Príncipe

Average visibility in December - Henrique, São Tomé and Príncipe
  • Average visibility in December: 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).

Henrique, São Tomé and Príncipe

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location