November weather forecast and climate
San Juan, PR

An old fort building and a view of the stunning San Juan city, Puerto Rico
An old fort building and a view of the stunning San Juan city, Puerto Rico

Weather in November

The last month of the autumn, November, is also a moderately hot month in San Juan, Puerto Rico, with average temperature ranging between min 77.9°F (25.5°C) and max 83.1°F (28.4°C).

Temperature

In November, the average high-temperature is almost the same as in October - a still warm 83.1°F (28.4°C). In November, the average low-temperature is 77.9°F (25.5°C).

Heat index

The average heat index in November is calculated to a hot 91°F (32.8°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'feels like', 'apparent temperature', or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like wind, pregnancy, differences in body mass, height, and shape, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In San Juan, the average relative humidity in November is 78%.

Rainfall

The month with the most rainfall in San Juan is November when the rain falls for 16.1 days and typically aggregates up to 1.57" (40mm) of precipitation.

Ocean temperature

In San Juan, the average water temperature is 83.5°F (28.6°C).
Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

In November, the average length of the day in San Juan is 11.3h.

Sunshine

In San Juan, the average sunshine is 6.7h.

UV index

April through November, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation for ordinary individuals.
Note: In November, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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FAQ

What is the temperature in November in San Juan?

In San Juan, in November, the average high-temperature is 83.1°F (28.4°C), and the average low-temperature is 77.9°F (25.5°C). The average heat index (a.k.a. 'feels like', 'real feel'), that takes the relative humidity and factores it into the air temperature reading, in November is appraised at 91°F (32.8°C).

What is the average humidity in November in San Juan?

In San Juan, the average relative humidity in November is 78%.

How many days does it rain in November in San Juan?

In San Juan, Puerto Rico, in November, it is raining for 16.1 days, with typically 1.57" (40mm) of accumulated precipitation.

What is the wettest month in San Juan?

The month with the most rainfall in San Juan, Puerto Rico, is November when the rain falls for 16.1 days and typically aggregates up to 1.57" (40mm) of precipitation.

What is the water temperature in November in San Juan?

In San Juan, in November, the average water temperature is 83.5°F (28.6°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the average length of the day in November in San Juan?

In San Juan, the average length of the day in November is 11.3h.

How many hours of sunshine does San Juan have in November?

In November, the average sunshine in San Juan is 6.7h.

What is the month with the highest UV index in San Juan?

Months with the highest UV index in San Juan are April through November, with an average maximum UV index of 7.

What is the UV index intensity in November in San Juan?

The average daily maximum UV index in November is 7. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to the UV radiation.

Average temperature in November
San Juan, PR

Average temperature in November - San Juan, PR
  • Average high temperature in November: 83.1°F

The warmest month (with the highest average high temperature) is August (85.1°F).
Months with the lowest average high temperature are January and March (79.9°F).

  • Average low temperature in November: 77.9°F

Months with the highest average low temperature are August, September and October (79.2°F).
The coldest month (with the lowest average low temperature) is March (73.9°F).

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Average pressure in November
San Juan, PR

Average pressure in November - San Juan, PR
  • Average pressure in November: 29.91"

Months with the highest atmospheric pressure are January and February (30.02").
The month with the lowest atmospheric pressure is October (29.9").

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Average wind speed in November
San Juan, PR

Average wind speed in November - San Juan, PR
  • Average wind speed in November: 7.9mph

The windiest month (with the highest average wind speed) is July (10.7mph).
The calmest month (with the lowest average wind speed) is October (7.4mph).

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Average humidity in November
San Juan, PR

Average humidity in November - San Juan, PR
  • Average humidity in November: 78%

Months with the highest relative humidity are May, June and July (79%).
Months with the lowest relative humidity are February and March (76%).

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Average rainfall in November
San Juan, PR

Average rainfall in November - San Juan, PR
  • Average rainfall in November: 1.57"

The wettest month (with the highest rainfall) is November (1.57").
The driest month (with the least rainfall) is April (0.55").

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Average rainfall days in November
San Juan, PR

Average rainfall days in November - San Juan, PR
  • Average rainfall days in November: 16.1 days

The month with the highest number of rainy days is November (16.1 days).
The month with the least rainy days is June (10.3 days).

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Average sea temperature in November
San Juan, PR

Average sea temperature in November - San Juan, PR
  • Average sea temperature in November: 83.5°F

The best month for swimming (with the highest average sea temperature) is September (84.9°F).
The coldest month (with the lowest average sea temperature) is February (78.9°F).

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Average daylight in November /
Average sunshine in November
San Juan, PR

Average daylight in November / Average sunshine in November - San Juan, PR
  • Average daylight in November: 11.3h

The month with the longest days is June (Average daylight: 13.2h).
The month with the shortest days is December (Average daylight: 11h).

  • Average sunshine in November: 6.7h

The month with the most sunshine is June (Average sunshine: 10.9h).
The month with the least sunshine is December (Average sunshine: 6.6h).

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Average sunshine days in November
San Juan, PR

Average sunshine days in November - San Juan, PR
  • Average sunshine days in November: 9.4 days

The month with the most sunshine days is June (13.7 days).
The month with the least sunshine days is November (9.4 days).

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Average UV index in November
San Juan, PR

Average UV index in November - San Juan, PR
  • Average UV index in November: 7

Months with the highest UV index are April, May, June, July, August, September, October and November (UV index 7).
Months with the lowest UV index are January, February, March and December (UV index 6).

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Average cloud cover in November
San Juan, PR

Average cloud cover in November - San Juan, PR
  • Average cloud cover in November: 34

The month with the most cloud cover is December (Cloud cover 35).
The month with the least cloud cover is September (Cloud cover 26).

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Average visibility in November
San Juan, PR

Average visibility in November - San Juan, PR
  • Average visibility in November: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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