December weather forecastCebollati, Uruguay
December
Weather in December
The first month of the summer, December, is still a warm month in Cebollati, Uruguay, with an average temperature varying between 25.9°C (78.6°F) and 18.2°C (64.8°F).Temperature
Cebollati observes a minor difference in average high-temperatures between November's 23.1°C (73.6°F) and December's 25.9°C (78.6°F). Throughout the month of December, Cebollati expects an average low of 18.2°C (64.8°F).Humidity
January and December, with an average relative humidity of 71%, are the least humid months.Rainfall
In Cebollati, in December, it is raining for 10.1 days, with typically 44mm (1.73") of accumulated precipitation. In Cebollati, during the entire year, the rain falls for 128.9 days and collects up to 656mm (25.83") of precipitation.Daylight
With an average of 14h and 18min of daylight, December has the longest days of the year.On the first day of December, sunrise is at 05:18 and sunset at 19:30. On the last day of the month, sunrise is at 05:29 and sunset at 19:47 -03.
Sunshine
The months with the most sunshine in Cebollati are January and December, with an average of 8.5h of sunshine.UV index
In Cebollati, the average daily maximum UV index in December is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index, 6 in December, converts into the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Cebollati, Uruguay
- Average high temperature in December: 25.9°C
The warmest month (with the highest average high temperature) is January (27.5°C).
The month with the lowest average high temperature is July (14.9°C).
- Average low temperature in December: 18.2°C
The month with the highest average low temperature is February (20.4°C).
The coldest month (with the lowest average low temperature) is July (9.8°C).
Average pressure in December
Cebollati, Uruguay
- Average pressure in December: 1011.9mbar
The month with the highest atmospheric pressure is July (1019.4mbar).
The month with the lowest atmospheric pressure is December (1011.9mbar).
Average wind speed in December
Cebollati, Uruguay
- Average wind speed in December: 18.2km/h
The windiest month (with the highest average wind speed) is October (19.4km/h).
The calmest month (with the lowest average wind speed) is May (16.6km/h).
Average humidity in December
Cebollati, Uruguay
- Average humidity in December: 71%
The month with the highest relative humidity is July (80%).
The months with the lowest relative humidity are January and December (71%).
Average rainfall in December
Cebollati, Uruguay
- Average rainfall in December: 44mm
The wettest month (with the highest rainfall) is August (76mm).
The driest month (with the least rainfall) is April (38mm).
Average rainfall days in December
Cebollati, Uruguay
- Average rainfall days in December: 10.1 days
The month with the highest number of rainy days is March (12.9 days).
The month with the least rainy days is May (9.4 days).
Average daylight in December /
Average sunshine in December
Cebollati, Uruguay
- Average daylight in December: 14h and 18min
The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).
- Average sunshine in December: 8h and 30min
The months with the most sunshine are January and December (Average sunshine: 8h and 30min).
The month with the least sunshine is September (Average sunshine: 7h and 0min).
Average sunshine days in December
Cebollati, Uruguay
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is May (19.3 days).
The month with the least sunshine days is February (15.3 days).
Average UV index in December
Cebollati, Uruguay
- Average UV index in December: 6
The month with the highest UV index is January (UV index 7).
The months with the lowest UV index are April, May, June, July and August (UV index 4).
Average cloud cover in December
Cebollati, Uruguay
- Average cloud cover in December: 29
The month with the most cloud cover is September (Cloud cover 41).
The months with the least cloud cover are January and December (Cloud cover 29).
Average visibility in December
Cebollati, Uruguay
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (10km).
The month with the lowest visibility is September (9km).





