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
Weather in December
Temperature
Entering December, Santa María's average high-temperature reads a still pleasant 22.9°C (73.2°F), indicating a close resemblance to the previous month's climate. The nighttime average for Santa María in December plummets considerably from its daytime counterpart, resting at a fresh 10.1°C (50.2°F).Humidity
The average relative humidity in December is 48%.Rainfall
In Santa María, in December, during 1.5 rainfall days, 5mm (0.2") of precipitation is typically accumulated. In Santa María, during the entire year, the rain falls for 51 days and collects up to 211mm (8.31") of precipitation.Snowfall
January through June, August through December are months without snowfall in Santa María, Chile.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 06:27 and sunset at 20:36. On the last day of the month, sunrise is at 06:37 and sunset at 20:53 -03.
Sunshine
In December, the average sunshine is 9.9h.UV index
The months with the highest UV index in Santa María are January through March, November and December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The maximum UV index, 5 during December, leads to the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Frequently asked questions
What is the average December temperature in Santa María?
What is the average humidity in December in Santa María?
How much does it rain in Santa María in December?
When it does not snow in Santa María?
When are the longest days in Santa María?
How many hours of daylight does Santa María have in December?
When is the sunrise / sunset in December in Santa María?
How many hours of sunshine does Santa María have in December?
What are the months with the highest UV index in Santa María?
What is the UV index reading in December in Santa María?
Average temperature in December
Santa María, Chile
- Average high temperature in December: 22.9°C
The warmest month (with the highest average high temperature) is January (24.5°C).
The month with the lowest average high temperature is July (10.7°C).
- Average low temperature in December: 10.1°C
The month with the highest average low temperature is January (12.1°C).
The coldest month (with the lowest average low temperature) is July (1.4°C).
Average pressure in December
Santa María, Chile
- Average pressure in December: 1015mbar
The month with the highest atmospheric pressure is July (1019.5mbar).
The month with the lowest atmospheric pressure is February (1014.5mbar).
Average wind speed in December
Santa María, Chile
- Average wind speed in December: 7.7km/h
The windiest month (with the highest average wind speed) is January (8km/h).
The calmest month (with the lowest average wind speed) is May (6.3km/h).
Average humidity in December
Santa María, Chile
- Average humidity in December: 48%
The months with the highest relative humidity are July and September (58%).
The month with the lowest relative humidity is April (42%).
Average rainfall in December
Santa María, Chile
- Average rainfall in December: 5mm
The wettest month (with the highest rainfall) is June (68mm).
The driest month (with the least rainfall) is March (2mm).
Average rainfall days in December
Santa María, Chile
- Average rainfall days in December: 1.5 days
The month with the highest number of rainy days is June (7.3 days).
The months with the least rainy days are February and December (1.5 days).
Average snowfall in December
Santa María, Chile
- Average snowfall in December: 0mm
The month with the highest snowfall is July (20mm).
The months with the least snowfall are January, February, March, April, May, June, August, September, October, November and December (0mm).
Average snowfall days in December
Santa María, Chile
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is July (0.3 days).
The months with the least snowfall days are January, February, March, April, May, June, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Santa María, Chile
- Average daylight in December: 14h and 2min
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: 9h and 5min
The month with the most sunshine is February (Average sunshine: 10h and 0min).
The month with the least sunshine is June (Average sunshine: 8h and 30min).
Average sunshine days in December
Santa María, Chile
- Average sunshine days in December: 27.4 days
The month with the most sunshine days is March (28 days).
The month with the least sunshine days is September (22.1 days).
Average UV index in December
Santa María, Chile
- Average UV index in December: 5
The months with the highest UV index are January, February, March, November and December (UV index 5).
The month with the lowest UV index is July (UV index 2).
Average cloud cover in December
Santa María, Chile
- Average cloud cover in December: 5
The month with the most cloud cover is June (Cloud cover 24).
The month with the least cloud cover is February (Cloud cover 3).
Average visibility in December
Santa María, Chile
- 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).
Santa María, Chile
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