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Buenos Aires weather in December

Weather in Buenos Aires: December

Average day temperature: 81.1°F
Average night temperature: 68.1°F
Sea water temperature: 76.6°F
Number of sunny days: 23 days
Day length: 14.3 - 14.5 hours
Number of rainy days: 4 days
Precipitation totals: 3.2 in.

Air temperature in December, °F

Show year:
2023
2022
2021

The highest day temperature during December of 2023 was 84°F. At the same time the lowest night temperature was 56°F. Day and night temperature averages during December were 75.5°F and 67.1°F.

Sea water temperature in Buenos Aires in December, °F

Show year:
2024
2023
2022

The average sea water temperature in December of 2023 was 77.0°F. The highest and lowest sea temperatures during the month were 81.1°F and 72.3°F.

Sunny, partly cloudy and cloudy days

Mostly all days in December are sunny but cloudy days are also possible.

Precipitation total in December, in.

Precipitation total value in Buenos Aires in December is 3.6 in. Other months of the year show relatively similar values.

Wind speed in December, mph

The average wind speed value in December is 10.6 mph It makes December one of the most windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 11.2.

Best time for vacation in Buenos Aires

Sunniest months:
January 24 days
December 23 days
February 21 days
Warmest months:
January 84.4 °F
February 82.3 °F
December 81.1 °F
Warmest sea temp:
January 79.4 °F
February 78.6 °F
December 76.6 °F
Coldest months:
July 56.5 °F
June 57.9 °F
August 59.0 °F
Rainiest months:
February 5 days
January 5 days
October 4 days
Windiest months:
October 10.7 mph
November 10.7 mph
September 10.7 mph

Buenos Aires on a weather map

Buenos Aires
+66°F
SW 12 mph
Feels like: +66°F
Precip.: 0%
Places in Argentina:
Name
°F
+64°F
+66°F
+61°F
+55°F
+72°F
+55°F
+72°F
+57°F
+50°F
+64°F
+41°F
+45°F
24 Hours Forecast
Buenos Aires
Local time: 01:00
December 22, sunday
0300
63°F
S
11 mph
0600
61°F
S
11 mph
0900
66°F
SE
11 mph
1200
75°F
S
9 mph
1500
81°F
S
10 mph
1800
82°F
S
13 mph
2100
79°F
S
15 mph
December 23, monday
0000
75°F
SE
13 mph
Units of measurement: °C / °F