Trelew
Argentina
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Trelew, Argentina

The first month of the summer, December, is a moderately hot month in Trelew, Argentina, with average temperature ranging between min 15.6°C (60.1°F) and max 25.3°C (77.5°F).

Temperature

In Trelew, Argentina, the average high-temperature in December is almost the same as in November - a warm 25.3°C (77.5°F). The average low-temperature, in Trelew, is 15.6°C (60.1°F).

Humidity

January and December, with an average relative humidity of 36%, are the least humid months.

Rainfall

In Trelew, in December, during 4.5 rainfall days, 6mm (0.24") of precipitation is typically accumulated. Throughout the year, in Trelew, Argentina, there are 64.5 rainfall days, and 108mm (4.25") of precipitation is accumulated.

Snowfall

January through June, September through December are months without snowfall in Trelew.

Daylight

December has the longest days of the year, with an average of 15.3h of daylight.

Sunshine

The month with the most sunshine is December, with an average of 12.4h of sunshine.

UV index

Months with the highest UV index in Trelew are January, February and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in December in Trelew?

In December, in Trelew, Argentina, the average high-temperature is 25.3°C (77.5°F), and the average low-temperature is 15.6°C (60.1°F).

What are the least humid months in Trelew?

Months with the lowest humidity in Trelew are January and December, with an average relative humidity of 36%.

What is the average humidity in December in Trelew?

In Trelew, the average relative humidity in December is 36%.

How much does it rain in Trelew in December?

In Trelew, in December, it is raining for 4.5 days, with typically 6mm (0.24") of accumulated precipitation.

When it does not snow in Trelew?

In Trelew snow does not fall in January through June, September through December.

When are the longest days in Trelew?

The month with the longest days in Trelew, Argentina, is December, with an average of 15.3h of daylight.

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

The average length of the day in December is 15.3h.

What month has the most sunshine in Trelew?

With an average of 12.4h of sunshine, December has the most sunshine of the year in Trelew, Argentina.

How many hours of sunshine does Trelew have in December?

In December, the average sunshine in Trelew is 12.4h.

What are the months with the highest UV index in Trelew?

Months with the highest UV index in Trelew, Argentina, are January, February and December, with an average maximum UV index of 6.

How high is the UV index in December in Trelew?

The average daily maximum UV index in December is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in December - Trelew, Argentina
  • Average high temperature in December: 25.3°C

The warmest month (with the highest average high temperature) is January (27°C).
The month with the lowest average high temperature is July (10.9°C).

  • Average low temperature in December: 15.6°C

The month with the highest average low temperature is January (17.1°C).
The coldest month (with the lowest average low temperature) is July (4.9°C).

Average humidity in December - Trelew, Argentina
  • Average humidity in December: 36%

The month with the highest relative humidity is July (58%).
Months with the lowest relative humidity are January and December (36%).

Average rainfall in December - Trelew, Argentina
  • Average rainfall in December: 6mm

Wettest months (with the highest rainfall) are March and June (16mm).
The driest month (with the lowest rainfall) is November (5mm).

Average rainfall days in December - Trelew, Argentina
  • Average rainfall days in December: 4.5 days

The month with the highest number of rainy days is July (7.5 days).
The month with the lowest number of rainy days is February (3.7 days).

Average snowfall in December - Trelew, Argentina
  • Average snowfall in December: 0mm

Months with the highest snowfall are July and August (1mm).
Months with the lowest snowfall are January, February, March, April, May, June, September, October, November and December (0mm).

Average snowfall days in December - Trelew, Argentina
  • Average snowfall days in December: 0 days

Months with the highest number of snowfall days are July and August (0.3 days).
Months with the lowest number of snowfall days are January, February, March, April, May, September, October, November and December (0 days).

Average daylight in December / Average sunshine in December - Trelew, Argentina
  • Average daylight in December: 15.3h

The month with the longest days is December (Average daylight: 15.3h).
The month with shortest days is June (Average daylight: 9h).

  • Average sunshine in December: 12.4h

The month with most sunshine is December (Average sunshine: 12.4h).
The month with least sunshine is June (Average sunshine: 6.5h).

Average UV index in December - Trelew, Argentina
  • Average UV index in December: 6

Months with the highest UV index are January, February and December (UV index 6).
Months with the lowest UV index are May, June, July and August (UV index 3).