Yearly & Monthly weather

The climate of Cabo Rojo

Cabo Rojo, located in Puerto Rico, USA, predominantly basks in Tropical monsoon climate identified by the Köppen climate classification as Am. This Caribbean location is best known for its uniformly warm temperatures and high humidity all year round. The weather parameters follow a steady trend, providing Cabo Rojo with fairly predictable tropical weather.

Temperature highs fluctuate gently between 81.3°F (27.4°C) and 85.8°F (29.9°C) at different phases of the year, with the warmest months being July and August. Contrarily, the coldest months are January and February, but with lows only dropping to 73.4°F (23°C) to 73.8°F (23.2°C), the climate remains delightfully balmy. An examination of the humidity values reveals high figures ranging from 74% to 76% with an upward trend as the year progresses.

Rainfall varies considerably too. The island sees the smallest amount of rainfall in January and February with values of 0.67" (17mm) and 0.87" (22mm) respectively. The amount of rainfall escalates steadily throughout the year, reaching an annual maximum of 3.58" (91mm) in September. It is worth noting that the number of rainfall days peaks in May at 24.3, showing a similar upward trend as rainfall volume. The number of daylight and sunshine hours oscillate between 11.1 hours and 13.2 hours, with the longest days occurring in June and July.

Throughout the year, Cabo Rojo is also distinct for its steady visibility of 6 miles, and uniform UV index of 7, making it a sun-lovers paradise. It also experiences moderate wind speeds, ranging from 7mph (11.3km/h) to 8.7mph (14km/h).

The best time to visit Cabo Rojo

The best time to visit Cabo Rojo depends largely on what one seeks from the trip. If sunshine and long days are the top preference, June and July would be ideal as they offer the most daylight hours (13.2 and 13.1, respectively) and the highest temperature peak at 85.5°F (29.7°C) and 85.6°F (29.8°C) respectively. Additionally, these months experience high levels of sunlight with 11.2 hours a day, allowing visitors plenty of time to explore and enjoy the Caribbean wonders.

The worst time to visit Cabo Rojo

The least desirable time to visit Cabo Rojo would be the late summer and early autumn months. These are the rainiest months with August reaching peak rainfall levels of 3.39" (86mm), and September closely following with 3.58" (91mm). Furthermore, these months also have the highest number of rainy days, 23.8 in August and 21.7 in September, leading to weather conditions not conducive to outdoor activities and beach leisure.

Spring weather in Cabo Rojo

Springtime in Cabo Rojo, from March to May, is characterized by gradually rising temperatures, from 81.5°F (27.5°C) to 83.8°F (28.8°C). Humidity remains fairly high with averages around the 75% to 76% mark. Rainfall sees a notable increase from 1.5" (38mm) in March to 2.56" (65mm) in May, coupled with an increase in rainfall days from 17.6 to 24.3. However, longer daylight hours, increasing from 12.1 hours in March to 13 hours in May, compliment the favorable tropical climate, perfect for sightseeing.

Summer weather in Cabo Rojo

Cabo Rojo's summer, which lasts from June to August, is the warmest season with temperatures peaking at 85.6°F (29.8°C) to 85.8°F (29.9°C). Humidity hovers around the 77% mark, which is noticeably high due to monsoon influences. The rainfall measures from 1.81" (46mm) to 3.39" (86mm) with 18.3 to 23.8 rainfall days but gets offset by long daylight hours close to 13.1 and 13.2 hours in these months. Despite the concentrated rainfall, the tropical summer atmosphere remains unbroken.

Autumn weather in Cabo Rojo

Autumn descends on Cabo Rojo from September to November. Temperatures during this season remain warm, shifting between 85.8°F (29.9°C) and 83.8°F (28.8°C). However, it's a season marked by high precipitation, peak rainfall measuring 3.58" (91mm) in September, tapering to 2.64" (67mm) by November. The number of daylight and sunshine hours decrease from 12.2 hours in September to 11.3 hours in November.

Winter weather in Cabo Rojo

Winter in Cabo Rojo, spanning December to February, offers a soothing respite from the otherwise tropical heat. High temperatures decrease to a still-pleasant range from 82.8°F (28.2°C) to 81.3°F (27.4°C), while lows reach a comfortable 73.8°F (23.2°C) to 75°F (23.9°C). Rainfall recedes significantly to values between 1.26" (32mm) to 0.67" (17mm), and the rainfall days reduce down to 15.6 in December, making it a relatively dry period. Daylight hours are at their shortest during this period with a range from 11.1 hours in December to 11.6 hours by February. The winter season's mild temperatures and reduced rainfall make it an agreeable time for visitors.

Weather in January

Cabo Rojo welcomes the new year with mildly warm weather. The city experiences rain, but it is moderate, with rainfall reaching 0.67" (17mm). Rarely does the weather disrupt the day-to-day life of individuals residing in the city or those looking forward to enjoying New Year vacation. Weather in January »

Weather in February

The weather in Cabo Rojo in February mirrors that in January. While slight changes in temperature, humidity and rainfall exist, these aren't significant enough to cause any noticeable differences. The city continues to facilitate a variety of activity options that the diverse weather offers from outdoor dining to visiting tourist highlights. Cabo Rojo's weather in February, with an average high-temperature of a still warm 81.5°F (27.5°C), subtly shifts from January's 81.3°F (27.4°C). Weather in February »

Weather in March

As the year progresses, the city of Cabo Rojo starts to receive slightly more rain than the previous months, with rainfall climbing up to 1.5" (38mm). Despite this increase, the location remains a favorite amongst tourists, owing to the infrequency of these rains and the ability of the city to maintain its charm and functionality. Weather in March »

Weather in April

Cabo Rojo continues to maintain its pattern in April. The city continues to exhibit weather akin to the previous month, fostering the stability in the weather conditions of the city. The mild, consistent climate makes way for people to plan their activities without concern for major weather disruptions. As Cabo Rojo transitions from March to April, the average high-temperatures adjust to a still moderately hot 82.9°F (28.3°C), nearly the same as the previous 81.5°F (27.5°C). Weather in April »

Weather in May

In May, Cabo Rojo experiences a considerable surge in rainfall, with precipitation measures reaching up to 2.56" (65mm). The intermittent rain showers add a unique touch to the city’s weather. Still, the weather encourages visitors and residents to enjoy the city's various amenities, thanks to the intermittent nature of showers. The onset of May marks an average high-temperature of a still warm 83.8°F (28.8°C), hardly differing from April's 82.9°F (28.3°C). Weather in May »

Weather in June

Cabo Rojo greets the onset of summer with aplomb. Slight fluctuations in the weather are present when compared with the preceding month. However, the uniqueness of the weather in the city, the higher temperatures and increased daylight hours, adds to the charm that the city offers. The shift from May to June is characterized by an average high-temperature of a still moderately hot 85.5°F (29.7°C), not significantly different from the 83.8°F (28.8°C) of May. Weather in June »

Weather in July

In July, Cabo Rojo witnesses its peak summer alongside peak rainfall, with rainfall figures hitting 2.56" (65mm). The presence of rain does not dampen the summer spirit of the city, instead providing a unique blend of weather conditions that captivate visitors. Weather in July »

Weather in August

The rainfall in Cabo Rojo sees an upward trend in August, with rainfall marking a significant rise from 2.56" (65mm) to 3.39" (86mm). Despite the increase in rainfall, Cabo Rojo weather does not pose significant hindrances to the regular life of the city. Weather in August »

Weather in September

September weather in Cabo Rojo is a transition from the rains of August, with rainfall rates slightly reducing to 3.58" (91mm). However, the city continues to provide ample opportunities to make the most of the diverse weather. Weather in September »

Weather in October

In October, Cabo Rojo starts to witness a decline in rainfall, decreasing from 3.58" (91mm) to 3.03" (77mm). The mild weather and lesser rains make the city an ideal destination for all, offering comfort and ease within the city. Weather in October »

Weather in November

As Cabo Rojo moves towards the end of the year, rainfall registers further decline, sliding down to 2.64" (67mm). The city continues its trend of favoring pleasant weather, offering a comforting ambiance. Moderate weather conditions keep visitors and locals on their toes to enjoy all that the city has to offer. As November takes hold in Cabo Rojo, the average high-temperature is a still warm 83.8°F (28.8°C), nearly mirroring that of the previous month. Weather in November »

Weather in December

Cabo Rojo ends the year with notably less rainfall, diminution from 2.64" (67mm) in November to 1.26" (32mm) in December. The reduced rainfall and milder weather marks the welcoming of the holiday season, making Cabo Rojo an enchanting holiday destination. Weather in December »

Updated: Jun 15, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

Cabo Rojo experiences its lowest temperatures in January, with an average peak of 81.3°F (27.4°C) and a low of 73.8°F (23.2°C).

What is the driest month in Cabo Rojo?

The month with the least rainfall is January, when the rain falls for 13.5 days and typically collects 0.67" (17mm) of precipitation.

How many days does it rain?

Throughout the year, there are 235 rainfall days, and 25.55" (649mm) of precipitation is accumulated.

When is the lowest UV index?

January, February and December, with an average maximum UV index of 6, are months with the lowest UV index.

What is the least humid month?

The least humid month is March, with an average relative humidity of 74%.

What is the month with the highest UV index?

The months with the highest UV index are March through November, with an average maximum UV index of 7.

When are the longest days?

June has the longest days of the year, with an average of 13h and 12min of daylight.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 11.2h of sunshine.

What are the warmest months?

The warmest time of the year is August, with temperatures averaging a high of 85.8°F (29.9°C) and a low of 78.8°F (26°C).

What is the wettest month in Cabo Rojo?

September is the month with the most rainfall. Rain falls for 21.7 days and accumulates 3.58" (91mm) of precipitation.

What is the most humid month?

With an average relative humidity of 78%, November is the most humid month.

What is the month with the least sunshine in Cabo Rojo?

November has the least sunshine of the year, with an average of 7.1h of sunshine.

What is the month with the shortest days?

With an average of 11h and 6min of daylight, December has the shortest days of the year.

Is there Daylight Saving Time (DST)?

Cabo Rojo does not utilize Daylight Saving Time (DST). AST timezone is used over the entire year.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N D

Average temperature
Cabo Rojo, PR

Average high temperature in January:
81.3°F
Average high temperature in February:
81.5°F
Average high temperature in March:
81.5°F
Average high temperature in April:
82.9°F
Average high temperature in May:
83.8°F
Average high temperature in June:
85.5°F

Average high temperature in July:
85.6°F
Average high temperature in August:
85.8°F
Average high temperature in September:
85.6°F
Average high temperature in October:
85.1°F
Average high temperature in November:
83.8°F
Average high temperature in December:
82.8°F

The warmest month (with the highest average high temperature) is August (85.8°F).
The month with the lowest average high temperature is January (81.3°F).

Average low temperature in January:
73.8°F
Average low temperature in February:
73.4°F
Average low temperature in March:
73.8°F
Average low temperature in April:
74.8°F
Average low temperature in May:
76.6°F
Average low temperature in June:
78.4°F

Average low temperature in July:
78.8°F
Average low temperature in August:
78.8°F
Average low temperature in September:
78.6°F
Average low temperature in October:
78.6°F
Average low temperature in November:
77.2°F
Average low temperature in December:
75°F

The months with the highest average low temperature are July and August (78.8°F).
The coldest month (with the lowest average low temperature) is February (73.4°F).

Average pressure
Cabo Rojo, PR

The months with the highest atmospheric pressure are January and February (30.01"Hg).
The month with the lowest atmospheric pressure is October (29.89"Hg).

Average wind speed
Cabo Rojo, PR

The windiest month (with the highest average wind speed) is July (8.7mph).
The calmest months (with the lowest average wind speed) are October and November (7mph).

Average humidity
Cabo Rojo, PR

The month with the highest relative humidity is November (78%).
The month with the lowest relative humidity is March (74%).

Average rainfall
Cabo Rojo, PR

The wettest month (with the highest rainfall) is September (3.58").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days
Cabo Rojo, PR

Average rainfall days in January:
13.5 days
Average rainfall days in February:
14.7 days
Average rainfall days in March:
17.6 days
Average rainfall days in April:
19.8 days
Average rainfall days in May:
24.3 days
Average rainfall days in June:
18.3 days

Average rainfall days in July:
21.3 days
Average rainfall days in August:
23.8 days
Average rainfall days in September:
21.7 days
Average rainfall days in October:
22.3 days
Average rainfall days in November:
22.1 days
Average rainfall days in December:
15.6 days

The month with the highest number of rainy days is May (24.3 days).
The month with the least rainy days is January (13.5 days).

Average daylight / Average sunshine
Cabo Rojo, PR

Average daylight in January:
11h and 1min
Average daylight in February:
11h and 4min
Average daylight in March:
12h and 1min
Average daylight in April:
12h and 4min
Average daylight in May:
13h and 0min
Average daylight in June:
13h and 1min

Average daylight in July:
13h and 1min
Average daylight in August:
12h and 4min
Average daylight in September:
12h and 1min
Average daylight in October:
11h and 4min
Average daylight in November:
11h and 2min
Average daylight in December:
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:
9h and 2min
Average sunshine in February:
9h and 1min
Average sunshine in March:
8h and 5min
Average sunshine in April:
9h and 1min
Average sunshine in May:
10h and 4min
Average sunshine in June:
11h and 1min

Average sunshine in July:
9h and 4min
Average sunshine in August:
9h and 0min
Average sunshine in September:
9h and 2min
Average sunshine in October:
8h and 5min
Average sunshine in November:
7h and 1min
Average sunshine in December:
7h and 4min

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is November (Average sunshine: 7h and 6min).

Average sunshine days
Cabo Rojo, PR

Average sunshine days in January:
13.5 days
Average sunshine days in February:
9.3 days
Average sunshine days in March:
9.8 days
Average sunshine days in April:
7 days
Average sunshine days in May:
4.7 days
Average sunshine days in June:
7.8 days

Average sunshine days in July:
6.7 days
Average sunshine days in August:
4.9 days
Average sunshine days in September:
6.6 days
Average sunshine days in October:
5.5 days
Average sunshine days in November:
6 days
Average sunshine days in December:
11.4 days

The month with the most sunshine days is January (13.5 days).
The month with the least sunshine days is May (4.7 days).

Average UV index
Cabo Rojo, PR

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

Average cloud cover
Cabo Rojo, PR

The month with the most cloud cover is May (Cloud cover 28).
The months with the least cloud cover are January, February and December (Cloud cover 20).

Average visibility
Cabo Rojo, PR

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).

Climate and monthly weather forecastCabo Rojo, PR

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