December weather forecast
Osorno, Chile

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Weather in December

December signals the return of summer to Osorno, with temperatures peaking at 19.5°C (67.1°F). Surfacing as one of the driest months with reduced rainfall of 50mm (1.97"), December embraces a serene atmosphere. The cloud cover decreases significantly, allowing an ample number of sunshine hours through. Despite the relatively high temperature, the fairly steady wind speed offers a sense of balance. Stepping into the year-end, Osorno's weather paints a joyful backdrop for holiday celebrations and social gatherings.

Temperature

Osorno's weather in December, with an average high-temperature of a still refreshing 19.5°C (67.1°F), subtly shifts from November's 17.3°C (63.1°F). A noticeable temperature swing characterizes Osorno's December nights, dipping to an average of 7.5°C (45.5°F).

Humidity

The average relative humidity in December in Osorno, Chile, is 77%.

Rainfall

In December, the rain falls for 14.4 days. Throughout December, 50mm (1.97") of precipitation is accumulated. In Osorno, Chile, during the entire year, the rain falls for 192.5 days and collects up to 1056mm (41.57") of precipitation.

Daylight

With an average of 15h and 0min of daylight, December has the longest days of the year.
On the first day of December in Osorno, sunrise is at 06:15 and sunset at 21:07. On the last day of the month, sunrise is at 06:25 and sunset at 21:26 -03.

Sunshine

In Osorno, Chile, the average sunshine in December is 8.6h.

UV index

The average daily maximum UV index in December is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 4 during December translates into the following guidance:
Adopt protective measures - It is advised to guard against sun damage. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Frequently asked questions

What are December temperatures in Osorno?

During December, Osorno experiences an average high-temperature of 19.5°C (67.1°F) and a low-temperature of 7.5°C (45.5°F).

What is the average humidity in December in Osorno?

In Osorno, Chile, the average relative humidity in December is 77%.

How much does it rain in Osorno in December?

In Osorno, Chile, in December, it is raining for 14.4 days, with typically 50mm (1.97") of accumulated precipitation.

When are the longest days in Osorno?

With an average of 15h and 0min of daylight, December has the longest days of the year in Osorno.

What is the average length of the day in December in Osorno?

In Osorno, the average day length in December is 15h and 1min.

What time are sunrise and sunset in December in Osorno?

On the first day of December in Osorno, Chile, sunrise is at 06:15 and sunset at 21:07. On the last day of the month, sunrise is at 06:25 and sunset at 21:26 -03.

How long on average sun shines in December in Osorno?

In December, the average sunshine duration in Osorno is 8.6h.

How high is the UV index in December in Osorno?

In December, the average daily maximum UV index in Osorno, Chile, is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.

Average temperature in December
Osorno, Chile

Average temperature in December - Osorno, Chile
  • Average high temperature in December: 19.5°C

The warmest months (with the highest average high temperature) are January and February (21.9°C).
The month with the lowest average high temperature is July (9.5°C).

  • Average low temperature in December: 7.5°C

The month with the highest average low temperature is February (9.4°C).
The coldest month (with the lowest average low temperature) is July (3.3°C).

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Average pressure in December
Osorno, Chile

Average pressure in December - Osorno, Chile
  • Average pressure in December: 1016.5mbar

The month with the highest atmospheric pressure is September (1019.8mbar).
The month with the lowest atmospheric pressure is February (1015.8mbar).

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Average wind speed in December
Osorno, Chile

Average wind speed in December - Osorno, Chile
  • Average wind speed in December: 10.7km/h

The windiest months (with the highest average wind speed) are January and December (10.7km/h).
The calmest month (with the lowest average wind speed) is April (8.5km/h).

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Average humidity in December
Osorno, Chile

Average humidity in December - Osorno, Chile
  • Average humidity in December: 77%

The months with the highest relative humidity are June and July (91%).
The month with the lowest relative humidity is January (74%).

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Average rainfall in December
Osorno, Chile

Average rainfall in December - Osorno, Chile
  • Average rainfall in December: 50mm

The wettest month (with the highest rainfall) is June (175mm).
The driest month (with the least rainfall) is January (26mm).

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Average rainfall days in December
Osorno, Chile

Average rainfall days in December - Osorno, Chile
  • Average rainfall days in December: 14.4 days

The month with the highest number of rainy days is August (21.9 days).
The month with the least rainy days is January (9.1 days).

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Average daylight in December /
Average sunshine in December
Osorno, Chile

Average daylight in December / Average sunshine in December - Osorno, Chile
  • Average daylight in December: 15h and 0min

The month with the longest days is December (Average daylight: 15h and 0min).
The month with the shortest days is June (Average daylight: 9h and 18min).

  • Average sunshine in December: 8h and 4min

The month with the most sunshine is January (Average sunshine: 10h and 0min).
The month with the least sunshine is June (Average sunshine: 3h and 30min).

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Average sunshine days in December
Osorno, Chile

Average sunshine days in December - Osorno, Chile
  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is January (19.8 days).
The month with the least sunshine days is August (7.8 days).

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Average UV index in December
Osorno, Chile

Average UV index in December - Osorno, Chile
  • Average UV index in December: 4

The month with the highest UV index is February (UV index 5).
The months with the lowest UV index are May, June and July (UV index 2).

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Average cloud cover in December
Osorno, Chile

Average cloud cover in December - Osorno, Chile
  • Average cloud cover in December: 47

The month with the most cloud cover is June (Cloud cover 66).
The month with the least cloud cover is January (Cloud cover 37).

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Average visibility in December
Osorno, Chile

Average visibility in December - Osorno, Chile
  • Average visibility in December: 8km

The months with the highest visibility are January, February, March and December (8km).
The months with the lowest visibility are April, May, June, July, August, September, October and November (7km).

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Osorno, Chile

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