Ushuaia
Argentina
Long-term weather forecast
Long-term weather forecast
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December weather forecast and Climate
Ushuaia, Argentina

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  • The average high temperature in December: 13.4°C

The warmest month (with the highest average high temperature) is January (13.9°C).
The month with the lowest average high temperature is July (4.2°C).

  • The average low temperature in December: 4.9°C

The month with the highest average low temperature is January (5.4°C).
The coldest month (with the lowest average low temperature) is July (-1.7°C).

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  • The average humidity in December: 74%

Months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (72%).

  • The average rainfall in December: 42.5mm

The wettest month (with the highest rainfall) is April (56.1mm).
The driest month (with the lowest rainfall) is November (34.6mm).

  • The average rainfall days in December: 14 days

Months with the highest number of rainy days are January, March and December (14 days).
The month with the lowest number of rainy days is July (11 days).

  • The average snowfall days in December: 1 days

The month with the highest number of snowfall days is August (9 days).
The month with the lowest number of snowfall days is February (0.1 days).

  • The average sea temperature in December: 7°C

Best months for swimming (with the highest average sea temperature) are January, February, March and April (8°C).
Coldest months (with the lowest average sea temperature) are July, August, September and October (6°C).

  • The average daylight in December: 17h

Months with the longest days are January and December (Average daylight: 17h).
The month with shortest days is June (Average daylight: 7h).

  • The average sunshine in December: 5.4h

The month with most sunshine is November (Average sunshine: 6h).
The month with least sunshine is June (Average sunshine: 1.4h).

  • The average UV index in December: 7

Months with the highest UV index are January and December (UV index 7).
Months with the lowest UV index are June and July (UV index 0).

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