Measurements:
°C
°F
San Juan
98°F
NW 7 mph
Feels like: 94°F
Precip: 0%
World Resorts Argentina San Juan Weather December Weather in San Juan

San Juan Weather: December

Average Day Temperature: 92.4°F
Average Night Temperature: 75.1°F
Number of Sunny Days: 23 days
Sunshine Hours: 14.0 - 14.2 hours
Number of Rainy Days: 0 days
Precipitation Totals: 0.1 in

Air Temperature in December, °F

Select Year: 2023 2022 2021

The highest day temperature in December 2023 was 112°F. The lowest night temperature was 55°F. The average values for day and night temperatures during December were 91.2°F и 74.3°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in December are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in December, in

Precipitation total in December for San Juan is 0.1 in. This value is relatively stable throughout the year.

Wind Speed in December, mph

The average wind speed in December is 9.7 mph. It makes December the most windy month of the year for San Juan.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for San Juan in December is 11.1 hours.

Best Time to Visit San Juan
The most sunny months:
July 28 days
August 27 days
September 26 days
The most warm months:
January 93.6 °F
December 92.4 °F
February 90.2 °F
The most cold months:
July 59.8 °F
June 60.8 °F
August 65.2 °F
The most rainy months:
October 1 day
March 1 day
November 1 day
The most windy months:
December 9 mph
October 9 mph
January 9 mph

San Juan on the Weather Map

24 Hours Weather Forecast
San Juan
Local time: 15:02
14 nov, thursday
1800 100°F
NW
6 mph
2100 90°F
S
16 mph
15 nov, friday
0000 86°F
S
21 mph
0300 82°F
S
16 mph
0600 76°F
S
7 mph
0900 88°F
S
9 mph
1200 100°F
SW
8 mph
1500 106°F
SW
9 mph