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
The arrival of December brings a soft temperature shift, with the average high-temperature nudging from a pleasant 22°C (71.6°F) in November to a warm 25.2°C (77.4°F). During December, the temperature is averaged to a low of 17.8°C (64°F) at night.Humidity
In December, the average relative humidity is 68%.Rainfall
In San Jacinto, in December, it is raining for 9.9 days, with typically 62mm (2.44") of accumulated precipitation. In San Jacinto, during the entire year, the rain falls for 122.1 days and collects up to 681mm (26.81") of precipitation.Daylight
The month with the longest days is December, with an average of 14h and 24min of daylight.On the first day of the month, sunrise is at 05:23 and sunset at 19:41. On the last day of December, in San Jacinto, sunrise is at 05:34 and sunset at 19:59 -03.
Sunshine
January and December, with an average of 10.9h of sunshine, are months with the most sunshine.UV index
January through March and December, with an average maximum UV index of 6, are months with the highest UV index in San Jacinto, Uruguay. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 6 in December translates into this advice:
Shield from overexposure. Defense against sun-related harm is required. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
What is the temperature in December in San Jacinto?
What is the average humidity in December in San Jacinto?
How much does it rain in San Jacinto in December?
When are the longest days in San Jacinto?
How many hours of daylight does San Jacinto have in December?
When is the sunrise / sunset in December in San Jacinto?
What are the months with the most sunshine in San Jacinto?
How long on average sun shines in December in San Jacinto?
What are the months with the highest UV index in San Jacinto?
What is the UV index reading in December in San Jacinto?
Average temperature in December
San Jacinto, Uruguay
- Average high temperature in December: 25.2°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 (13.3°C).
- Average low temperature in December: 17.8°C
The month with the highest average low temperature is January (20°C).
The coldest month (with the lowest average low temperature) is July (8.8°C).
Average pressure in December
San Jacinto, Uruguay
- Average pressure in December: 1011.2mbar
The month with the highest atmospheric pressure is July (1018.8mbar).
The month with the lowest atmospheric pressure is December (1011.2mbar).
Average wind speed in December
San Jacinto, Uruguay
- Average wind speed in December: 17.4km/h
The windiest month (with the highest average wind speed) is September (19.6km/h).
The calmest month (with the lowest average wind speed) is May (17.2km/h).
Average humidity in December
San Jacinto, Uruguay
- Average humidity in December: 68%
The months with the highest relative humidity are July and September (79%).
The month with the lowest relative humidity is January (65%).
Average rainfall in December
San Jacinto, Uruguay
- Average rainfall in December: 62mm
The wettest month (with the highest rainfall) is July (71mm).
The driest month (with the least rainfall) is January (42mm).
Average rainfall days in December
San Jacinto, Uruguay
- Average rainfall days in December: 9.9 days
The month with the highest number of rainy days is July (11.7 days).
The month with the least rainy days is January (8.4 days).
Average daylight in December /
Average sunshine in December
San Jacinto, 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 5min
The months with the most sunshine are January and December (Average sunshine: 10h and 54min).
The month with the least sunshine is July (Average sunshine: 5h and 30min).
Average sunshine days in December
San Jacinto, Uruguay
- Average sunshine days in December: 19.5 days
The month with the most sunshine days is January (21.4 days).
The month with the least sunshine days is September (16.5 days).
Average UV index in December
San Jacinto, 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
San Jacinto, Uruguay
- Average cloud cover in December: 22
The month with the most cloud cover is July (Cloud cover 41).
The month with the least cloud cover is January (Cloud cover 20).
Average visibility in December
San Jacinto, 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).
San Jacinto, Uruguay
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