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San Juan, Puerto Rico Weather Averages

June is the hottest month in San Juan with an average temperature of 28°C (82°F) and the coldest is January at 25°C (77°F) with the most daily sunshine hours at 9 in October. The wettest month is November with an average of 157mm of rain. The best month to swim in the sea is in August when the average sea temperature is 29°C (84°F).

Average Temperature San Juan

What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month
What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month

Average High Low Temperature San Juan

What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

Average Rainfall San Juan

What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years
What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

Average Daily Sunshine Hours San Juan

What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer
What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer

Average Sea Temperature San Juan

What is Average Sea Temperature?
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface
What is Average Sea Temperature?
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface

San Juan : Next 24-Hour Weather

Today - 24th December 2024

Sunrise 06:54

Sunrise

Sunset 17:55

Sunset
14:00
Patchy rain possible
28°C (82°F)
15:00
Patchy rain possible
29°C (83°F)
16:00
Patchy rain possible
29°C (84°F)
17:00
Clear
29°C (83°F)
18:00
Moderate rain at times
28°C (82°F)
19:00
Moderate rain at times
28°C (81°F)
20:00
Light rain shower
27°C (80°F)
21:00
Light rain shower
27°C (80°F)
22:00
Light rain shower
26°C (78°F)
23:00
Patchy rain possible
26°C (78°F)

Tomorrow - 25th December 2024

Sunrise 06:54

Sunrise

Sunset 17:55

Sunset
0:00
Cloudy
26°C (78°F)
1:00
Cloudy
26°C (78°F)
2:00
Partly cloudy
26°C (78°F)
3:00
Partly cloudy
26°C (78°F)
4:00
Partly cloudy
26°C (78°F)
5:00
Clear
26°C (78°F)
6:00
Clear
26°C (78°F)
7:00
Clear
26°C (78°F)
8:00
Clear
27°C (79°F)
9:00
Partly cloudy
27°C (80°F)
10:00
Partly cloudy
28°C (81°F)
11:00
Partly cloudy
28°C (82°F)
12:00
Partly cloudy
28°C (82°F)
13:00
Partly cloudy
28°C (82°F)