August weather forecast
Ushuaia, Argentina

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Weather in August

August brings a slight bounce back in temperature and hints at the approaching end of winter. The snowfall still continues but the weight of the harshest winter month begins to lift. As the daylight hours start to increase again, there's a noticeable change in the atmosphere around the city. August offers a unique blend of experiences: still bundled against snow, but looking forward to the advent of spring.

Temperature

Ushuaia's weather in August, with an average high-temperature of a still wintry 1.8°C (35.2°F), subtly shifts from July's 0.9°C (33.6°F). Ushuaia documents a consistent average low-temperature of -2.5°C (27.5°F) at night during August.

Humidity

The average relative humidity in August in Ushuaia is 86%.

Rainfall

In Ushuaia, in August, it is raining for 11.9 days, with typically 50mm (1.97") of accumulated precipitation. Throughout the year, in Ushuaia, there are 239.1 rainfall days, and 628mm (24.72") of precipitation is accumulated.

Snowfall

January through December are months with snowfall in Ushuaia. In Ushuaia, during August, snow falls for 16.2 days and regularly aggregates up to 203mm (7.99") of snow. In Ushuaia, during the entire year, snow falls for 96.6 days and aggregates up to 1183mm (46.57") of snow.

Sea temperature

The months with the coldest seawater in Ushuaia, Argentina, are July through October, with an average sea temperature of 6°C (42.8°F).
Note: While a brief time in 6°C (42.8°F) at 13°C (55.4°F) is already bracing, plunging below 10°C (50°F) can severely affect breathing and introduce a cold shock, relying on your physical state.

Daylight

The average length of the day in August is 9h and 34min.
On the first day of August in Ushuaia, sunrise is at 09:20 and sunset at 17:58. On the last day of the month, sunrise is at 08:14 and sunset at 18:51 -03.

Sunshine

The average sunshine in August in Ushuaia, Argentina, is 5.2h.

UV index

May, July and August, with an average maximum UV index of 1, are months with the lowest UV index in Ushuaia. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 1 in August, converts into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.

Frequently asked questions

How cold is it in Ushuaia in August?

The average high-temperature and low-temperature in Ushuaia during August are 1.8°C (35.2°F) and -2.5°C (27.5°F) respectively.

What is the average humidity in August in Ushuaia?

In August, the average relative humidity in Ushuaia, Argentina, is 86%.

How much does it rain in Ushuaia in August?

In Ushuaia, during August, the rain falls for 11.9 days and regularly aggregates up to 50mm (1.97") of precipitation.

How many days does it snow in August in Ushuaia?

In Ushuaia, in August, during 16.2 snowfall days, 203mm (7.99") of snow is typically accumulated.

What are the months with the coldest sea water in Ushuaia?

July through October, with an average sea temperature of 6°C (42.8°F), are months with the coldest seawater.

How cold is the water in August in Ushuaia?

In Ushuaia, Argentina, the average seawater temperature in August is 6°C (42.8°F). Swimming in 6°C (42.8°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the average length of the day in August in Ushuaia?

In August, the average day length is 9h and 34min.

When are sunrise and sunset in August in Ushuaia?

In August, on the first day of the month, sunrise is at 09:20 and sunset at 17:58. On the last day of the month, in Ushuaia, sunrise is at 08:14 and sunset at 18:51 -03.

How many hours of sunshine does Ushuaia have in August?

The average sunshine duration in August is 5.2h.

What are the months with the lowest UV index in Ushuaia?

The months with the lowest UV index are May, July and August, with an average maximum UV index of 1.

How high is the UV index in August in Ushuaia?

In Ushuaia, the average daily maximum UV index in August is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Ushuaia, Argentina

Average temperature in August - Ushuaia, Argentina
  • Average high temperature in August: 1.8°C

The warmest month (with the highest average high temperature) is February (11.1°C).
The month with the lowest average high temperature is July (0.9°C).

  • Average low temperature in August: -2.5°C

The month with the highest average low temperature is January (3.9°C).
The coldest month (with the lowest average low temperature) is July (-2.7°C).

Average pressure in August
Ushuaia, Argentina

Average pressure in August - Ushuaia, Argentina
  • Average pressure in August: 1000.1mbar

The month with the highest atmospheric pressure is September (1003.1mbar).
The month with the lowest atmospheric pressure is December (996.4mbar).

Average wind speed in August
Ushuaia, Argentina

Average wind speed in August - Ushuaia, Argentina
  • Average wind speed in August: 13.2km/h

The windiest month (with the highest average wind speed) is November (16.7km/h).
The calmest months (with the lowest average wind speed) are May and August (13.2km/h).

Average humidity in August
Ushuaia, Argentina

Average humidity in August - Ushuaia, Argentina
  • Average humidity in August: 86%

The month with the highest relative humidity is June (89%).
The months with the lowest relative humidity are November and December (75%).

Average rainfall in August
Ushuaia, Argentina

Average rainfall in August - Ushuaia, Argentina
  • Average rainfall in August: 50mm

The wettest month (with the highest rainfall) is January (69mm).
The driest month (with the least rainfall) is September (39mm).

Average rainfall days in August
Ushuaia, Argentina

Average rainfall days in August - Ushuaia, Argentina
  • Average rainfall days in August: 11.9 days

The month with the highest number of rainy days is January (27.4 days).
The month with the least rainy days is August (11.9 days).

Average snowfall in August
Ushuaia, Argentina

Average snowfall in August - Ushuaia, Argentina
  • Average snowfall in August: 203mm

The month with the highest snowfall is June (230mm).
The month with the least snowfall is January (6mm).

Average snowfall days in August
Ushuaia, Argentina

Average snowfall days in August - Ushuaia, Argentina
  • Average snowfall days in August: 16.2 days

The month with the highest number of snowfall days is August (16.2 days).
The month with the least snowfall days is January (1.1 days).

Average sea temperature in August
Ushuaia, Argentina

Average sea temperature in August - Ushuaia, Argentina
  • Average sea temperature in August: 6°C

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

Average daylight in August /
Average sunshine in August
Ushuaia, Argentina

Average daylight in August / Average sunshine in August - Ushuaia, Argentina
  • Average daylight in August: 9h and 4min

The month with the longest days is December (Average daylight: 17h and 12min).
The month with the shortest days is June (Average daylight: 7h and 18min).

  • Average sunshine in August: 5h and 1min

The month with the most sunshine is November (Average sunshine: 7h and 48min).
The month with the least sunshine is June (Average sunshine: 3h and 0min).

Average sunshine days in August
Ushuaia, Argentina

Average sunshine days in August - Ushuaia, Argentina
  • Average sunshine days in August: 7.8 days

The month with the most sunshine days is August (7.8 days).
The month with the least sunshine days is December (1.3 days).

Average UV index in August
Ushuaia, Argentina

Average UV index in August - Ushuaia, Argentina
  • Average UV index in August: 1

The month with the highest UV index is February (UV index 3).
The months with the lowest UV index are May, July and August (UV index 1).

Average cloud cover in August
Ushuaia, Argentina

Average cloud cover in August - Ushuaia, Argentina
  • Average cloud cover in August: 55

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 55).

Average visibility in August
Ushuaia, Argentina

Average visibility in August - Ushuaia, Argentina
  • Average visibility in August: 8km

The months with the highest visibility are January, February, March, October, November and December (9km).
The months with the lowest visibility are April, May, June, July, August and September (8km).

Ushuaia, Argentina

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