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Fajardo Weather in January
January in Fajardo averages 27°C (81°F) during the day and 24°C (75°F) at night. Quite a bit of rainfall is typical this month, with around 70 mm (2.8 in) on average. An umbrella is a good idea.
Rainfall in Fajardo in January
Rain is expected on roughly 20 days, totalling around 70 mm (2.8 in) for the month. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.
Temperature in Fajardo in January
January tends to be one of the excellent months in Fajardo, with 27°C (81°F) in the afternoon and 24°C (75°F) overnight. This kind of day-to-night contrast is typical for this time of year. With overnight lows of 24°C (75°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Fajardo in January
With approximately 238 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.If your ideal day consists of dry skies and pleasant temperatures, January, February, March, April and December typically offer the best circumstances for Fajardo.
Fajardo Temperature in January
Min Temperature
24°C (75°F)
Max Temperature
27°C (81°F)
Chance of Rain
66%
Precipitation
70 mm (2.8 in)
Rainy days
20 days
Humidity
74% *
Sunshine
238 hours *
Percentage Sunshine
70% *
* Data from: San Juan, Puerto Rico (38 KM, 23 Miles).
Fajardo Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Fajardo - and find the best time to visit.
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Fajardo typically stay consistent throughout January, with daily highs averaging around 27°C (81°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather records for Fajardo in January
Browse day-by-day weather records for Fajardo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Fajardo historical weather extremes in January
Based on weather observations in Fajardo between 1989 and 2025, these are the recorded extremes during January.
- The hottest January day on record in Fajardo reached 33°C (91°F) (January 2, 1996).
- Fajardo experienced its chilliest January day on January 28, 2006, reaching only 24°C (75°F).
- Nighttime temperatures dropped to 16°C (61°F) on January 19, 2000, marking the coldest January night on record.
Best Places in Puerto Rico in January
Find out more about the weather in Puerto Rico and which places have the best travel conditions in this month. See all of Puerto Rico in January →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Fajardo in January
Warm weather calls for comfortable, breathable clothing in January. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Fajardo in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling8/10 -
Walking8/10 -
Camping8/10 -
Outdoor sports8/10
Fajardo 3-Day Forecast
More climate data for Fajardo
Temperature Rainfall Sunshine Humidity
See the full Fajardo climate overview or explore weather in Puerto Rico.
Popular in January
Where to go in January - average daytime high across popular destinations.
San Juan
28°C (82°F) Rio Grande28°C (82°F) Aguada
28°C (82°F) Luquillo27°C (81°F) Culebra27°C (81°F) Rincon28°C (82°F) Vieques27°C (81°F) Fajardo27°C (81°F) Bucket list
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