January weather forecast
Fajardo, PR

Share

Weather in January

The commencement of the new year in Fajardo, Puerto Rico, USA, greets its inhabitants with mild warmth and occasional rainfall. Even though winter has engulfed most of North America, this island city experiences a noticeable constancy in its climate. January typically showcases a high relative humidity of 77%, making the heat feel more intensive. Episodic rain falls dilute the air with a refreshing essence, with approximately 15.5 days of rainfall in the month, amounting to about 1.14in. However, residents and tourists can expect mostly clear skies, with the sun smiling down for a good duration during the day.

Temperature

January's advent denotes a minor fluctuation in the average high-temperature to a still moderately hot 79.3°F (26.3°C) from December's 80.2°F (26.8°C). Fajardo records a consistent average nighttime temperature of 76.3°F (24.6°C) in January, slightly lower than the daytime high.

Humidity

In January, the average relative humidity is 77%.

Rainfall

In Fajardo, in January, it is raining for 15.5 days, with typically 1.14" (29mm) of accumulated precipitation. 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 January is 79.5°F (26.4°C).
Note: For water activities like swimming, diving, and more, temperatures ranging between 77°F (25°C) and 84.2°F (29°C) offer superior comfort and enjoyment for lengthy durations.

Daylight

The average length of the day in January is 11h and 11min.
On the first day of January in Fajardo, sunrise is at 6:54 am and sunset at 5:57 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:15 pm AST.

Sunshine

In January, the average sunshine is 8.4h.

UV index

The months with the highest UV index in Fajardo are January, March through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A typical high UV index of 7 in January suggests the following recommendations:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Caution! The Sun's UV rays become stronger due to reflections from water and sand.
[Resources]

Frequently asked questions

What is the usual temperature for Fajardo in January?

During January, Fajardo experiences an average high-temperature of 79.3°F (26.3°C) and a low-temperature of 76.3°F (24.6°C).

What is the average humidity in January in Fajardo?

In January, the average relative humidity is 77%.

How much does it rain in Fajardo in January?

In Fajardo, Puerto Rico, in January, during 15.5 rainfall days, 1.14" (29mm) of precipitation is typically accumulated.

What is the ocean temperature in January in Fajardo?

In Fajardo, the average seawater temperature in January is 79.5°F (26.4°C). 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.

How many hours of daylight does Fajardo have in January?

In Fajardo, Puerto Rico, the average day length in January is 11h and 11min.

What time are sunrise and sunset in January in Fajardo?

On the first day of January in Fajardo, sunrise is at 6:54 am and sunset at 5:57 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:15 pm AST.

How long on average sun shines in January in Fajardo?

In Fajardo, Puerto Rico, the average sunshine duration in January is 8.4h.

When is the highest UV index in Fajardo?

January, March through December, with an average maximum UV index of 7, are months with the highest UV index in Fajardo, Puerto Rico.

What is the UV index intensity in January in Fajardo?

The average daily maximum UV index in January in Fajardo, Puerto Rico, is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.

Average temperature in January
Fajardo, PR

Average temperature in January - Fajardo, PR
  • Average high temperature in January: 79.3°F

The warmest month (with the highest average high temperature) is August (84.2°F).
The month with the lowest average high temperature is March (79°F).

  • Average low temperature in January: 76.3°F

The months with the highest average low temperature are September and October (80.8°F).
The coldest months (with the lowest average low temperature) are February and March (75.7°F).

[Resources]

Average pressure in January
Fajardo, PR

Average pressure in January - Fajardo, PR
  • Average pressure in January: 30.02"Hg

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

[Resources]

Average wind speed in January
Fajardo, PR

Average wind speed in January - Fajardo, PR
  • Average wind speed in January: 11.5mph

The windiest month (with the highest average wind speed) is July (12mph).
The calmest month (with the lowest average wind speed) is October (8.6mph).

[Resources]

Average humidity in January
Fajardo, PR

Average humidity in January - Fajardo, PR
  • Average humidity in January: 77%

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

[Resources]

Average rainfall in January
Fajardo, PR

Average rainfall in January - Fajardo, PR
  • Average rainfall in January: 1.14"

The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is February (1.06").

[Resources]

Average rainfall days in January
Fajardo, PR

Average rainfall days in January - Fajardo, PR
  • Average rainfall days in January: 15.5 days

The month with the highest number of rainy days is August (21.3 days).
The month with the least rainy days is February (13.8 days).

[Resources]

Average sea temperature in January
Fajardo, PR

Average sea temperature in January - Fajardo, PR
  • Average sea temperature in January: 79.6°F

The best month for swimming (with the highest average sea temperature) is September (85°F).
The coldest month (with the lowest average sea temperature) is February (78.7°F).

[Resources]

Average daylight in January /
Average sunshine in January
Fajardo, PR

Average daylight in January / Average sunshine in January - Fajardo, PR
  • Average daylight in January: 11h and 1min

The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).

  • Average sunshine in January: 8h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

[Resources]

Average sunshine days in January
Fajardo, PR

Average sunshine days in January - Fajardo, PR
  • Average sunshine days in January: 7.6 days

The month with the most sunshine days is March (10 days).
The month with the least sunshine days is November (4.9 days).

[Resources]

Average UV index in January
Fajardo, PR

Average UV index in January - Fajardo, PR
  • Average UV index in January: 7

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

[Resources]

Average cloud cover in January
Fajardo, PR

Average cloud cover in January - Fajardo, PR
  • Average cloud cover in January: 37

The months with the most cloud cover are May and July (Cloud cover 40).
The months with the least cloud cover are February, September and October (Cloud cover 33).

[Resources]

Average visibility in January
Fajardo, PR

Average visibility in January - Fajardo, PR
  • Average visibility in January: 6mi

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

[Resources]

Fajardo, Puerto Rico, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location