November weather forecast
Fajardo, PR

November brings a relative coolness to Fajardo's tropical climate, yet maintaining pleasurable warmth throughout the day. The month records fewer sunlight hours with the onset of winter in the Northern Hemisphere. A principal feature of November weather is the longer uninterrupted dry periods despite 21.2 rainy days with a total precipitation of 2.4in. A gentle easing of the heat keeps most outdoor activities pleasantly enjoyable, even with a slight dip in sea temperatures. Consequently, this comfortable weather makes November ideal for visiting local attractions.

Temperature

Fajardo starts November with an average high-temperature of a still moderately hot 82.2°F (27.9°C), hinting at a minimal fluctuation from October. During November, the nighttime temperatures align closely with the daytime averages, measuring a still warm 79.2°F (26.2°C).

Heat index

In November, the average heat index is computed to be a tropical 89.6°F (32°C). If activity and exposure persist, they could induce fatigue, leading to possible heat cramps.
In terms of the heat index, values are set with light wind and shade conditions in mind. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.

Humidity

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

Rainfall

In November, the rain falls for 21.2 days. Throughout November, 2.4" (61mm) of precipitation is accumulated. In Fajardo, during the entire year, the rain falls for 216 days and collects up to 21.5" (546mm) of precipitation.

Ocean temperature

In Fajardo, the average seawater temperature in November is 83.5°F (28.6°C).
Note: Swimming, diving, and similar water activities in temperatures ranging from 77°F (25°C) to 84.2°F (29°C) are seen as very agreeable and pleasurable for lengthy periods without discomfort.

Daylight

In November, the average length of the day is 11h and 17min.
On the first day of November in Fajardo, Puerto Rico, sunrise is at 6:22 am and sunset at 5:49 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 5:44 pm AST.

Sunshine

In November, the average sunshine is 6.5h.

UV index

The months with the highest UV index in Fajardo, Puerto Rico, are January, March through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: In November, the average maximum UV index of 7 translates into the following recommendations:
Deflect overexposure. Sun protection is a necessity. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Caution! The mirror effect of sand and water ups the UV radiation strength.