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 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
Weather in December
Temperature
Stepping into December, Gregorio Aznárez records an average high-temperature of a warm 23.4°C (74.1°F), almost consistent with November. Throughout December, an average low-temperature of 18.1°C (64.6°F) is expected.Humidity
In Gregorio Aznárez, Uruguay, the average relative humidity in December is 72%.Rainfall
In Gregorio Aznárez, Uruguay, in December, it is raining for 11.1 days, with typically 70mm (2.76") of accumulated precipitation. Throughout the year, there are 136.9 rainfall days, and 714mm (28.11") of precipitation is accumulated.Daylight
With an average of 14h and 24min of daylight, December has the longest days of the year.On the first day of December, sunrise is at 05:21 and sunset at 19:40. On the last day of the month, sunrise is at 05:31 and sunset at 19:58 -03.
Sunshine
In December, the average sunshine is 10.6h.UV index
The months with the highest UV index are January through March and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 6 during December translates into these guidelines:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the average humidity in December?
How many days does it rain in December?
When are the longest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What are the months with the highest UV index?
How high is the UV index in December?
Average temperature in December
Gregorio Aznárez, Uruguay
- Average high temperature in December: 23.4°C
The warmest month (with the highest average high temperature) is January (25.3°C).
The month with the lowest average high temperature is July (13.2°C).
- Average low temperature in December: 18.1°C
The month with the highest average low temperature is February (20.3°C).
The coldest month (with the lowest average low temperature) is July (9.7°C).
Average pressure in December
Gregorio Aznárez, Uruguay
- Average pressure in December: 1011.5mbar
The month with the highest atmospheric pressure is July (1018.9mbar).
The month with the lowest atmospheric pressure is December (1011.5mbar).
Average wind speed in December
Gregorio Aznárez, Uruguay
- Average wind speed in December: 19.7km/h
The windiest months (with the highest average wind speed) are June and September (21.3km/h).
The calmest month (with the lowest average wind speed) is May (19.1km/h).
Average humidity in December
Gregorio Aznárez, Uruguay
- Average humidity in December: 72%
The months with the highest relative humidity are July, August and September (79%).
The month with the lowest relative humidity is January (71%).
Average rainfall in December
Gregorio Aznárez, Uruguay
- Average rainfall in December: 70mm
The wettest month (with the highest rainfall) is July (74mm).
The driest month (with the least rainfall) is January (44mm).
Average rainfall days in December
Gregorio Aznárez, Uruguay
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is March (14.3 days).
The months with the least rainy days are June, August and September (10.2 days).
Average daylight in December /
Average sunshine in December
Gregorio Aznárez, Uruguay
- Average daylight in December: 14h and 2min
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: 10h and 4min
The month with the most sunshine is January (Average sunshine: 10h and 54min).
The month with the least sunshine is July (Average sunshine: 5h and 24min).
Average sunshine days in December
Gregorio Aznárez, Uruguay
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is August (19.3 days).
The month with the least sunshine days is March (13.6 days).
Average UV index in December
Gregorio Aznárez, Uruguay
- Average UV index in December: 6
The months with the highest UV index are January, February, March and December (UV index 6).
The month with the lowest UV index is July (UV index 3).
Average cloud cover in December
Gregorio Aznárez, Uruguay
- Average cloud cover in December: 24
The month with the most cloud cover is July (Cloud cover 41).
The month with the least cloud cover is January (Cloud cover 22).
Average visibility in December
Gregorio Aznárez, 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).
Gregorio Aznárez, Uruguay
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