December weather forecastBarker, Uruguay
December
Weather in December
December, the first month of the summer in Barker, is a moderately hot month, with an average temperature fluctuating between 25.3°C (77.5°F) and 19.4°C (66.9°F).Temperature
A slight uplift in the average high-temperature marks December, adjusting from November's pleasant 22°C (71.6°F) to a moderately hot 25.3°C (77.5°F). Throughout December, a steady low-temperature average of 19.4°C (66.9°F) is noted.Humidity
In Barker, the average relative humidity in December is 67%.Rainfall
In Barker, in December, it is raining for 10 days, with typically 66mm (2.6") of accumulated precipitation. Throughout the year, there are 114.7 rainfall days, and 678mm (26.69") of precipitation is accumulated.Daylight
The month with the longest days is December, with an average of 14h and 24min of daylight.On the first day of December, sunrise is at 05:30 and sunset at 19:47. On the last day of the month, sunrise is at 05:41 and sunset at 20:05 -03.
Sunshine
With an average of 11.1h of sunshine, December has the most sunshine of the year.UV index
January through March, November and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A daily high UV index of 6 in December leads to these guidelines:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Barker, Uruguay
- Average high temperature in December: 25.3°C
The warmest month (with the highest average high temperature) is January (27.2°C).
The month with the lowest average high temperature is July (13.1°C).
- Average low temperature in December: 19.4°C
The month with the highest average low temperature is January (21.3°C).
The coldest month (with the lowest average low temperature) is July (9.6°C).
Average pressure in December
Barker, Uruguay
- Average pressure in December: 1011.1mbar
The month with the highest atmospheric pressure is July (1019.1mbar).
The month with the lowest atmospheric pressure is December (1011.1mbar).
Average wind speed in December
Barker, Uruguay
- Average wind speed in December: 18.1km/h
The windiest month (with the highest average wind speed) is September (21.1km/h).
The calmest month (with the lowest average wind speed) is December (18.1km/h).
Average humidity in December
Barker, Uruguay
- Average humidity in December: 67%
The month with the highest relative humidity is September (78%).
The month with the lowest relative humidity is January (66%).
Average rainfall in December
Barker, Uruguay
- Average rainfall in December: 66mm
The wettest month (with the highest rainfall) is November (69mm).
The driest month (with the least rainfall) is May (43mm).
Average rainfall days in December
Barker, Uruguay
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is March (11 days).
The month with the least rainy days is June (8.2 days).
Average daylight in December /
Average sunshine in December
Barker, Uruguay
- Average daylight in December: 14h and 24min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
- Average sunshine in December: 11h and 6min
The month with the most sunshine is December (Average sunshine: 11h and 6min).
The month with the least sunshine is June (Average sunshine: 6h and 0min).
Average sunshine days in December
Barker, Uruguay
- Average sunshine days in December: 19.2 days
The month with the most sunshine days is August (21.3 days).
The month with the least sunshine days is February (16.6 days).
Average UV index in December
Barker, Uruguay
- Average UV index in December: 6
The months with the highest UV index are January, February, March, November and December (UV index 6).
The month with the lowest UV index is July (UV index 3).
Average cloud cover in December
Barker, Uruguay
- Average cloud cover in December: 19
The month with the most cloud cover is July (Cloud cover 38).
The month with the least cloud cover is January (Cloud cover 17).
Average visibility in December
Barker, Uruguay
- 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).





