Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
With December's advent, Saint-Philippe sees an average high-temperature of a still moderately hot 25.3°C (77.5°F), subtly shifted from November's 23.7°C (74.7°F). Saint-Philippe, in the month of December, notes an average low temperature of 22.5°C (72.5°F), indicating a small decrease from the daytime highs.Humidity
In Saint-Philippe, the average relative humidity in December is 80%.Rainfall
In December, the rain falls for 23.3 days. Throughout December, 81mm (3.19") of precipitation is accumulated. Throughout the year, there are 252.8 rainfall days, and 1027mm (40.43") of precipitation is accumulated.Sea temperature
In Saint-Philippe, the average seawater temperature in December is 26.6°C (79.9°F).Note: For swimming, diving, or other water activities, the temperature range of 25°C (77°F) to 29°C (84.2°F) is perceived as exceptionally enjoyable and comfortable even for prolonged periods.
Daylight
The month with the longest days is December, with an average of 13h and 24min of daylight.On the first day of the month, sunrise is at 05:25 and sunset at 18:46. On the last day of December, in Saint-Philippe, sunrise is at 05:37 and sunset at 19:02 +04.
Sunshine
In Saint-Philippe, the average sunshine in December is 10.2h.UV index
January through March, May, October through December, with an average maximum UV index of 6, are months with the highest UV index in Saint-Philippe. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 6 suggests these recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be wary! Reflections from sand and water make UV radiation more intense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Saint-Philippe?
What is the average humidity in December in Saint-Philippe?
How many days does it rain in December in Saint-Philippe?
What is the sea water temperature in December in Saint-Philippe?
When are the longest days in Saint-Philippe?
How many hours of daylight does Saint-Philippe have in December?
When is the sunrise / sunset in December in Saint-Philippe?
How many hours of sunshine does Saint-Philippe have in December?
What is the month with the highest UV index in Saint-Philippe?
What is the UV index intensity in December in Saint-Philippe?
Average temperature in December
Saint-Philippe, Reunion
- Average high temperature in December: 25.3°C
The warmest month (with the highest average high temperature) is February (25.9°C).
The month with the lowest average high temperature is July (20.7°C).
- Average low temperature in December: 22.5°C
The months with the highest average low temperature are January, February and March (23.3°C).
The coldest month (with the lowest average low temperature) is August (17.8°C).
Average pressure in December
Saint-Philippe, Reunion
- Average pressure in December: 1013.4mbar
The month with the highest atmospheric pressure is August (1021.4mbar).
The month with the lowest atmospheric pressure is February (1011.1mbar).
Average wind speed in December
Saint-Philippe, Reunion
- Average wind speed in December: 12.5km/h
The windiest month (with the highest average wind speed) is July (18.2km/h).
The calmest months (with the lowest average wind speed) are November and December (12.5km/h).
Average humidity in December
Saint-Philippe, Reunion
- Average humidity in December: 80%
The month with the highest relative humidity is March (83%).
The months with the lowest relative humidity are August and September (78%).
Average rainfall in December
Saint-Philippe, Reunion
- Average rainfall in December: 81mm
The wettest month (with the highest rainfall) is January (193mm).
The driest month (with the least rainfall) is September (19mm).
Average rainfall days in December
Saint-Philippe, Reunion
- Average rainfall days in December: 23.3 days
The month with the highest number of rainy days is March (26.2 days).
The month with the least rainy days is September (15.6 days).
Average sea temperature in December
Saint-Philippe, Reunion
- Average sea temperature in December: 26.6°C
The best months for swimming (with the highest average sea temperature) are February and March (28.3°C).
The coldest month (with the lowest average sea temperature) is September (23.6°C).
Average daylight in December /
Average sunshine in December
Saint-Philippe, Reunion
- Average daylight in December: 13h and 2min
The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in December: 10h and 1min
The month with the most sunshine is October (Average sunshine: 10h and 30min).
The months with the least sunshine are May, June and July (Average sunshine: 6h and 42min).
Average sunshine days in December
Saint-Philippe, Reunion
- Average sunshine days in December: 2.2 days
The month with the most sunshine days is October (6.6 days).
The month with the least sunshine days is February (1.1 days).
Average UV index in December
Saint-Philippe, Reunion
- Average UV index in December: 6
The months with the highest UV index are January, February, March, May, October, November and December (UV index 6).
The months with the lowest UV index are April, June, July, August and September (UV index 5).
Average cloud cover in December
Saint-Philippe, Reunion
- Average cloud cover in December: 37
The months with the most cloud cover are February and March (Cloud cover 41).
The month with the least cloud cover is September (Cloud cover 24).
Average visibility in December
Saint-Philippe, Reunion
- Average visibility in December: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
