December weather forecastManompana, Madagascar

December

Weather in December

December, the first month of the summer in Manompana, is still a warm month, with temperature in the range of an average high of 27.9°C (82.2°F) and an average low of 24.5°C (76.1°F).

Temperature

The onset of December marks an average high-temperature of a still warm 27.9°C (82.2°F), hardly differing from November's 26.5°C (79.7°F). In December, Manompana's nighttime temperatures demonstrate a slight decrease, stabilizing at an average of 24.5°C (76.1°F).

Heat index

December's heat index is calculated to be a hot 32°C (89.6°F). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', offers an insight into how hot it feels when we factor in moisture content. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.

Humidity

With an average relative humidity of 78%, December is the least humid month.

Rainfall

In Manompana, Madagascar, in December, during 20.8 rainfall days, 98mm (3.86") of precipitation is typically accumulated. Throughout the year, in Manompana, there are 255.6 rainfall days, and 1292mm (50.87") of precipitation is accumulated.

Daylight

The month with the longest days is December, with an average of 13h and 6min of daylight.
On the first day of the month, sunrise is at 04:58 and sunset at 18:01. On the last day of December, in Manompana, sunrise is at 05:10 and sunset at 18:17 EAT.

Sunshine

With an average of 10.5h of sunshine, December has the most sunshine of the year.

UV index

The months with the highest UV index in Manompana are January through March, November and December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 7 in December translates into this advice:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Updated: Feb 3, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature, in December, in Manompana, is 27.9°C (82.2°F), while the average low-temperature is 24.5°C (76.1°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in December is calculated to be 32°C (89.6°F).

The least humid month in Manompana, Madagascar, is December, with an average relative humidity of 78%.

In December, the average relative humidity is 78%.

In Manompana, Madagascar, in December, it is raining for 20.8 days, with typically 98mm (3.86") of accumulated precipitation.

December has the longest days of the year in Manompana, Madagascar, with an average of 13h and 6min of daylight.

The average day length in December is 13h and 7min.

In December, on the first day of the month, sunrise is at 04:58 and sunset at 18:01. On the last day of the month, in Manompana, sunrise is at 05:10 and sunset at 18:17 EAT.

The month with the most sunshine in Manompana is December, with an average of 10.5h of sunshine.

The average sunshine duration in December is 10.5h.

January through March, November and December, with an average maximum UV index of 7, are months with the highest UV index in Manompana, Madagascar.

The average daily maximum UV index in December in Manompana, Madagascar, is 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

26.5°C

27.9°C

28.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

14.6km/h

14.5km/h

15.4km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

7.9

6.4

2.5

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Manompana, Madagascar

Average high temperature in December: 27.9°C

The warmest months (with the highest average high temperature) are January and February (28.3°C).
The month with the lowest average high temperature is July (22.8°C).

Average low temperature in December: 24.5°C

The months with the highest average low temperature are January and February (24.8°C).
The coldest months (with the lowest average low temperature) are July and August (19.8°C).

Average pressure in December
Manompana, Madagascar

Average pressure in December: 1013.2mbar

The month with the highest atmospheric pressure is August (1021.4mbar).
The months with the lowest atmospheric pressure are January and February (1011.3mbar).

Average wind speed in December
Manompana, Madagascar

Average wind speed in December: 13.4km/h

The windiest month (with the highest average wind speed) is July (17km/h).
The calmest month (with the lowest average wind speed) is September (13.2km/h).

Average humidity in December
Manompana, Madagascar

Average humidity in December: 78%

The months with the highest relative humidity are March and April (81%).
The month with the lowest relative humidity is December (78%).

Average rainfall in December
Manompana, Madagascar

Average rainfall in December: 98mm

The wettest month (with the highest rainfall) is January (202mm).
The driest month (with the least rainfall) is September (42mm).

Average rainfall days in December
Manompana, Madagascar

Average rainfall days in December: 20.8 days

The month with the highest number of rainy days is January (26.7 days).
The months with the least rainy days are September and October (16.4 days).

Average daylight in December /
Average sunshine in December
Manompana, Madagascar

Average daylight in December: 13h and 6min

The month with the longest days is December (Average daylight: 13h and 6min).
The month with the shortest days is June (Average daylight: 11h and 12min).

Average sunshine in December: 10h and 30min

The month with the most sunshine is December (Average sunshine: 10h and 30min).
The months with the least sunshine are June and July (Average sunshine: 5h and 30min).

Average sunshine days in December
Manompana, Madagascar

Average sunshine days in December: 6.4 days

The month with the most sunshine days is October (10.3 days).
The month with the least sunshine days is January (2.5 days).

Average UV index in December
Manompana, Madagascar

Average UV index in December: 7

The months with the highest UV index are January, February, March, November and December (UV index 7).
The months with the lowest UV index are April, May, June, July, August, September and October (UV index 6).

Average cloud cover in December
Manompana, Madagascar

Average cloud cover in December: 38

The months with the most cloud cover are June and July (Cloud cover 48).
The month with the least cloud cover is December (Cloud cover 38).

Average visibility in December
Manompana, Madagascar

Average visibility in December: 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).