Search Menu

Normal weather in San Juan in December

The weather in San Juan in December has an average temperature of around 33°C during the day. On average, December sees 31 mm of rain in San Juan. The wind speed is 3 Beaufort and mainly comes from Northeast.

After November, December in San Juan starts with a temperature of 33°C and ends around January at 32°C.

The hurricane season in San Juan lasts from early June to late November.

December averages for San Juan

Temperature Average temperature
33°C
Sun Highest daytime temperature
34°C
Sun Lowest daytime temperature
32°C
Rain Total rainfall
31 mm
Rain Rainy days
11 days

Temperature per day in December in San Juan

This graph shows the average daily maximum temperatures in December in San Juan, indicated in degrees Celsius.

Temperature per day in December in San Juan

Rainfall per day in December in San Juan

This graph shows the average daily rainfall in December in San Juan, indicated in millimeters.

Rainfall per day in December in San Juan

UV index per day in December in San Juan

This graph shows the average daily UV index in December in San Juan.

UV index per day in December in San Juan

Yearly temperature in December in San Juan

This graph shows the average yearly temperature in December in San Juan, measured in degrees Celsius, over the past years.

Yearly temperature in December in San Juan

Yearly total rainfall in December in San Juan

This graph shows the average yearly rainfall in millimeters in December in San Juan, over the past years.

Rainfall per year in December in San Juan

Average daily weather in December

Click on a day to get more information about the average weather on that day.

weather
max/min
rain
wind
uv
rain
33° 23°
3,5 mm
O 3
8
showers-day
32° 23°
1,9 mm
O 3
8
rain
32° 23°
2,6 mm
O 3
8
showers-day
33° 23°
0,3 mm
O 3
8
showers-day
33° 23°
1,5 mm
O 3
8
showers-day
33° 23°
0,8 mm
O 3
8
showers-day
32° 23°
0,4 mm
NO 3
8
showers-day
32° 23°
1,7 mm
O 3
8
rain
32° 23°
2,7 mm
NO 3
8
showers-day
33° 23°
0,3 mm
NO 3
8
clear-day
34° 23°
0,2 mm
NO 3
8
clear-day
33° 23°
0,0 mm
NO 3
8
showers-day
33° 23°
0,4 mm
NO 3
8
showers-day
33° 24°
0,5 mm
O 3
8
showers-day
33° 24°
0,7 mm
O 3
8
showers-day
33° 23°
0,7 mm
NO 3
8
showers-day
32° 23°
0,8 mm
O 3
8
showers-day
33° 23°
0,9 mm
O 3
8
showers-day
33° 23°
0,3 mm
O 3
8
showers-day
33° 24°
1,0 mm
NO 3
8
showers-day
33° 23°
0,6 mm
NO 3
8
clear-day
33° 23°
0,2 mm
NO 3
8
showers-day
33° 23°
0,5 mm
NO 3
8
showers-day
33° 24°
0,5 mm
O 3
8
showers-day
33° 23°
1,2 mm
O 3
8
showers-day
33° 23°
0,7 mm
NO 3
8
showers-day
33° 23°
0,9 mm
NO 3
8
clear-day
34° 24°
0,2 mm
NO 3
8
showers-day
33° 23°
0,8 mm
NO 3
8
showers-day
33° 23°
1,0 mm
NO 3
8
rain
32° 23°
2,9 mm
O 3
8

Experiences with the weather in December in San Juan

Write your own review

Have you ever been to San Juan in December?

Share your experiences with the weather in December in San Juan.

Your email will not be displayed in the review and will not be shared with third parties.

Average weather in San Juan per month

Click on a month below to see in detail how the weather typically is in San Juan and what to expect. Based on the historical weather data of San Juan, you can view the average temperature, rainfall, wind, and UV index for each day of the month.