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 snowfall in December
- Average snowfall 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
December
Weather in December
Temperature
The start of December sees the average high-temperature at a still cool 11.9°C (53.4°F), showing little difference from November's 10.8°C (51.4°F). In December, the average low-temperature records at a cold 5.7°C (42.3°F) during the nights.Humidity
In December, the average relative humidity is 70%.Rainfall
In December, in Rio Grande, the rain falls for 20.9 days. Throughout December, 46mm (1.81") of precipitation is accumulated. Throughout the year, there are 183.8 rainfall days, and 398mm (15.67") of precipitation is accumulated.Snowfall
April through December are months with snowfall in Rio Grande, Argentina. December is the last month it regularly snows. During 0.2 snowfall days, in December, Rio Grande aggregates 2mm (0.08") of snow. Throughout the year, there are 25 snowfall days, and 146mm (5.75") of snow is accumulated.Daylight
The month with the longest days is December, with an average of 17h and 0min of daylight.On the first day of December, sunrise is at 04:59 and sunset at 21:41. On the last day of the month, sunrise is at 05:04 and sunset at 22:03 -03.
Sunshine
January and December, with an average of 9.5h of sunshine, are months with the most sunshine in Rio Grande.UV index
The months with the highest UV index in Rio Grande are January through April, October through December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 3 in December converts into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Rio Grande?
What is the average humidity in December in Rio Grande?
How many days does it rain in December in Rio Grande?
What is the last month it snows in Rio Grande?
When are the longest days in Rio Grande?
How many hours of daylight does Rio Grande have in December?
When is the sunrise / sunset in December in Rio Grande?
What is the month with the most sunshine in Rio Grande?
How many hours of sunshine does Rio Grande have in December?
When is the highest UV index in Rio Grande?
How high is the UV index in December in Rio Grande?
Average temperature in December
Rio Grande, Argentina
- Average high temperature in December: 11.9°C
The warmest month (with the highest average high temperature) is January (13°C).
The month with the lowest average high temperature is July (3.5°C).
- Average low temperature in December: 5.7°C
The months with the highest average low temperature are January and February (6.9°C).
The coldest month (with the lowest average low temperature) is July (0.8°C).
Average pressure in December
Rio Grande, Argentina
- Average pressure in December: 997.8mbar
The month with the highest atmospheric pressure is September (1004.6mbar).
The month with the lowest atmospheric pressure is December (997.8mbar).
Average wind speed in December
Rio Grande, Argentina
- Average wind speed in December: 26.1km/h
The windiest month (with the highest average wind speed) is January (27.3km/h).
The calmest months (with the lowest average wind speed) are July and September (22.4km/h).
Average humidity in December
Rio Grande, Argentina
- Average humidity in December: 70%
The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is November (69%).
Average rainfall in December
Rio Grande, Argentina
- Average rainfall in December: 46mm
The wettest month (with the highest rainfall) is January (47mm).
The driest month (with the least rainfall) is September (21mm).
Average rainfall days in December
Rio Grande, Argentina
- Average rainfall days in December: 20.9 days
The month with the highest number of rainy days is January (21.6 days).
The month with the least rainy days is August (10.4 days).
Average snowfall in December
Rio Grande, Argentina
- Average snowfall in December: 2mm
The month with the highest snowfall is July (40mm).
The months with the least snowfall are January, February and March (0mm).
Average snowfall days in December
Rio Grande, Argentina
- Average snowfall days in December: 0.2 days
The months with the highest number of snowfall days are June, July and August (5.3 days).
The month with the least snowfall days is March (0 days).
Average daylight in December /
Average sunshine in December
Rio Grande, Argentina
- Average daylight in December: 17h and 0min
The month with the longest days is December (Average daylight: 17h and 0min).
The month with the shortest days is June (Average daylight: 7h and 30min).
- Average sunshine in December: 9h and 3min
The months with the most sunshine are January and December (Average sunshine: 9h and 30min).
The month with the least sunshine is July (Average sunshine: 3h and 42min).
Average sunshine days in December
Rio Grande, Argentina
- Average sunshine days in December: 7.1 days
The month with the most sunshine days is August (15 days).
The month with the least sunshine days is January (6.2 days).
Average UV index in December
Rio Grande, Argentina
- Average UV index in December: 3
The months with the highest UV index are January, February, March, April, October, November and December (UV index 3).
The months with the lowest UV index are May, June, July, August and September (UV index 2).
Average cloud cover in December
Rio Grande, Argentina
- Average cloud cover in December: 50
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is May (Cloud cover 44).
Average visibility in December
Rio Grande, Argentina
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, June, October, November and December (10km).
The months with the lowest visibility are May, July, August and September (9km).
