December Weather in Jobos, Puerto Rico

Last updated: August 31, 2025

In December, Jobos, Puerto Rico, experiences a delightful tropical climate characterized by maximum temperatures reaching 28°C (83°F) and average daily temperatures around 24°C (76°F). The evenings offer a respite with minimum temperatures of 21°C (70°F), ideal for enjoying the charming surroundings. However, travelers should prepare for some moisture, as the island sees 46 mm (1.8 in) of precipitation spread across 16 days, resulting in a humidity level of 77%. This combination of warmth and occasional rain enhances the lush landscape, making December a captivating time to explore the beauty of Jobos.

December Temperature in Jobos

In December, Jobos, Puerto Rico enjoys a mild tropical climate that sets the stage for a charming end to the year. With minimum temperatures hovering around 21°C (70°F) and averages at a pleasant 24°C (76°F), the weather is comfortably warm, yet cool enough for refreshing evening breezes. Daily highs can reach up to 28°C (83°F), reflecting a subtle transition from the slightly warmer months before. This December temperature trend highlights a consistent pattern of warmth typical of the region, inviting visitors to bask in the sun or take leisurely strolls along the beautiful beaches. It's a splendid time to experience the island’s natural beauty and vibrant local culture, making Jobos a delightful winter escape.

December Weather in Jobos: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Jobos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jobos, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec747474757778798079787776
Data source: Temperature data for Jobos generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Jobos

In Jobos, Puerto Rico, December brings a noticeable shift in precipitation patterns as the year comes to a close. With 46 mm (1.8 in) of rainfall over 16 days, December stands out as one of the drier months compared to the intensifying rains of earlier autumn months, particularly September, which recorded a peak of 173 mm (6.8 in). The overall decline in precipitation through December signals a transition into the cooler, more stable winter season. This trend reinforces Jobos' tropical charm, where although rain is less abundant in December, the lingering warmth and vibrant scenery persist, making it a delightful time to visit this beautiful coastal paradise.

December Precipitation Trends in Jobos

The chart displays monthly precipitation patterns in Jobos, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Jobos, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec37396260767110610517313610646
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Jobos

In Jobos, Puerto Rico, December brings a humidity level of 77%, slightly dipping from the peak summer months but remaining comfortably high for the tropical climate. As the year progresses, humidity hovers consistently around the 76% to 78% range from April through November, marking a trend of elevated moisture levels typical of the region. July and August experience the highest humidity, peaking at 81% and 80% respectively, before a gradual decline in the fall months. December's readings reflect a return to the steady mid-range values, offering a pleasant atmosphere for both residents and visitors as they celebrate the holiday season amid the island's lush landscapes.

December Average Humidity in Jobos

This chart illustrates the average monthly humidity levels in Jobos, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Jobos is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%75%76%76%78%81%80%79%79%78%77%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Jobos

In Jobos, Puerto Rico, December marks the end of the year with a very high UV Index of 9, allowing for a slightly longer burn time of 15 minutes. This month, like January, reflects a noticeable dip in UV levels compared to the peak months of March to September, when the index soared to 14 and maintained an extreme exposure category. The UV Index fluctuates throughout the year, with summer months consistently showcasing higher values, particularly noted in May through September. With the return to lower levels in December, residents and visitors alike can breathe a sigh of relief while still being mindful of sun safety. For detailed insights into the UV trends throughout the year, check out Jobos UV Index.

Maximum UV Index Levels in Jobos for December

The chart shows the monthly maximum UV Index (UVI) for Jobos in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Jobos typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111314141313131412109
Data source: Jobos December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Jobos

December in Jobos, Puerto Rico, basks in an impressive 320 hours of sunshine, wrapping up a year of consistently bright days. The sunshine hours reflect a gradual upward trend from January's modest 260 hours, peaking in the late spring and early summer months. With May reaching its sun-drenched high of 359 hours, the golden days taper slightly during the fall, yet December still maintains a healthy glow, reminiscent of the vibrant sun-soaked months preceding it. As we transition into the new year, these sunny stats promise delightful afternoons by the beach for both locals and visitors, making Jobos a cherished winter getaway.

Monthly Sunshine Duration in Jobos: December Highlighted

The December sunshine duration represents the total number of hours Jobos experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec260h306h346h349h359h345h356h352h316h314h300h320h
Data source: Jobos December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Jobos During December

In Jobos, Puerto Rico, December enjoys a 61% chance of sunshine, making it one of the sunniest months of the year. This figure aligns closely with the trend seen in the latter half of the year, where November ramps up to a healthy 57%, setting the stage for December’s bright days. While June experiences the lowest likelihood of sunny weather at just 23%, the sunshine in December marks a significant improvement, especially compared to the mid-summer months like July and August, which linger around the 40% mark. Overall, December stands out as an inviting time for sun-seekers, offering a festive atmosphere basked in golden rays before the year ends.

Percentage of Sunny Days in December in Jobos

The chart illustrates the percentage of sunny days in Jobos throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Jobos experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec47%66%61%44%51%23%41%39%49%48%57%61%
Data source: Jobos December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Jobos in December

In Jobos, Puerto Rico, the daylight duration showcases a captivating rhythm throughout the year. As the year unfolds, January and February greet you with a consistent 11 hours of daylight, transitioning into the more prolonged sunlit days of March through May, where it nudges up to 12 hours. The longest daylight spans occur in June and July, basking under 13 hours of sunshine, perfect for outdoor activities and soaking in the vibrant Caribbean atmosphere. As summer wanes, daylight gradually recedes, settling back to 12 hours in August and September. By the time December arrives, the daylight duration returns to 11 hours, creating a cyclical charm that invites residents and visitors alike to embrace the beauty of each season in this picturesque locale.

Average Daylight Hours in Jobos for December

The chart illustrates the variation in daylight duration in Jobos throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 10m11h 32m12h 2m12h 33m12h 58m13h 10m13h 4m12h 41m12h 12m11h 42m11h 16m11h 3m
Data source: Jobos daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Jobos

As December rolls into Jobos, Puerto Rico, the average wind speed reaches 5.1 m/s (11 mph), providing a gentle yet invigorating breeze that enhances the island's picturesque charm. This marks a notable uptick from the slightly calmer winds of November, which hovered around 4.1 m/s (9 mph). Observing the monthly trends, it's apparent that winter ushers in a bit more gustiness, as December’s winds align closely with the stronger breezes of July and February, both averaging 5.6 m/s (13 mph) and 5.7 m/s (13 mph) respectively. The consistent breezes throughout the end of the year create ideal conditions for outdoor activities, inviting both locals and visitors to embrace the refreshing coastal air. Overall, December embodies a sweet blend of warmth and wind, making it a delightful time to enjoy the stunning landscapes of Jobos.

Average December Wind Speed in Jobos

The chart displays monthly wind speed patterns in Jobos, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.65.74.84.04.75.35.64.93.43.84.15.1 m/s
Data source: Jobos December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Jobos Compares to Other Months

Weather in Jobos varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Jobos, focusing on differences in temperature, rainfall, humidity, and UV levels.

In December, the weather is slightly warmer with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F) and an average of 24°C (76°F). This month experiences more precipitation, totaling 46 mm (1.8 in) over 16 days, and humidity levels are relatively high at 77%.

In contrast, January sees cooler conditions with minimum temperatures dropping to 18°C (65°F) and a slight decrease in the maximum to 27°C (81°F), while the average remains the same at 24°C (75°F). Precipitation is also reduced to 37 mm (1.5 in) over 12 days, and humidity drops slightly to 76%. For a detailed look at the weather, you can refer to Jobos weather in January.

In December, the weather tends to be slightly warmer, with average temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F) and a higher humidity level of 77%. This month also experiences more rainfall, with 46 mm (1.8 in) of precipitation spread over 16 days. In contrast, February sees a slight decrease in temperature, averaging from a minimum of 20°C (68°F) to a maximum of 27°C (82°F), accompanied by a lower humidity of 75% and reduced rainfall of 39 mm (1.5 in) over just 13 days. For more detailed information on the weather during this period, you can visit Jobos weather in February.

December and March exhibit similar average temperatures, with December having a minimum of 21°C (70°F) and March slightly cooler at 20°C (68°F). Both months experience an average temperature of 24°C (76°F), but December sees slightly warmer maximum temperatures of up to 28°C (83°F), compared to 27°C (81°F) in March. Precipitation levels are greater in March, with 62 mm (2.4 in) of rain over 16 days, as opposed to December's 46 mm (1.8 in), also spread over 16 days. Humidity is relatively high in both months, with December at 77% and March a touch lower at 75%. For more specific weather insights, you can check Jobos weather in March.

When comparing the weather in December and April, both months exhibit mild temperatures with averages of around 24°C (76°F) and highs reaching up to 28°C (83°F). However, December features slightly warmer minimum temperatures of 21°C (70°F) compared to April's 20°C (68°F). In terms of precipitation, April experiences more rain, with 60 mm (2.4 in) over 19 days compared to December's 46 mm (1.8 in) over 16 days. Additionally, humidity levels remain similar, with December at 77% and April slightly lower at 76%. For a more detailed look at April weather, you can visit Jobos weather in April.

In December, the weather is mild with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F) and an average of 24°C (76°F). The month experiences a moderate level of humidity at 77% and sees around 46 mm (1.8 in) of rainfall over approximately 16 days. In contrast, May offers slightly warmer temperatures, with minimums of 22°C (71°F) and maximums reaching 29°C (85°F), resulting in an average temperature of 25°C (77°F). However, May is also wetter, with 76 mm (3.0 in) of rainfall spread over about 20 days and a similar humidity level of 76%. For more specific details, you can check out the Jobos weather in May.

In comparing the weather between December and June, both months exhibit warm temperatures typical of a tropical climate. December sees average temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F), with an average of 24°C (76°F). In contrast, June experiences slightly warmer conditions with minimum temperatures of 23°C (73°F) and a maximum reaching 29°C (85°F), averaging 26°C (79°F). Precipitation is more pronounced in June, with 71 mm (2.8 in) spread over 19 days, compared to December's 46 mm (1.8 in) across 16 days. The humidity remains quite similar, at 77% in December and 78% in June. For more detailed information, you can check out Jobos weather in June.

When comparing the weather in December and July, notable differences emerge. December experiences milder temperatures with a minimum of 21°C (70°F) and a maximum of 28°C (83°F), averaging around 24°C (76°F). In contrast, July is slightly warmer, with temperatures ranging from a minimum of 23°C (74°F) to a peak of 30°C (87°F), averaging 26°C (80°F). Precipitation is also more significant in July, totaling 106 mm (4.2 in) over 19 rainy days, compared to December's 46 mm (1.8 in) across 16 days. Additionally, humidity levels are higher in July at 81%, compared to December's 77%. For a deeper look at July's weather specifics, visit Jobos weather in July.

In December, the weather is generally milder, with average temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F). The month experiences moderate precipitation of 46 mm (1.8 in) over 16 days, with a humidity level of 77%. In contrast, August is warmer, featuring a minimum temperature of 23°C (74°F) and an average high of 31°C (87°F). This month sees significantly more rainfall, totaling 105 mm (4.1 in) over 21 days, coupled with slightly higher humidity at 80%. For more details on the weather during this time, you can visit Jobos weather in August.

December and September exhibit distinct weather patterns. In December, temperatures range from a minimum of 21°C (70°F) to a maximum of 28°C (83°F), with an average of 24°C (76°F). The month experiences 46 mm (1.8 in) of precipitation over 16 days, along with a humidity level of 77%. In contrast, September is warmer, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 30°C (86°F) and an average of 26°C (80°F). This month sees significantly higher precipitation at 173 mm (6.8 in) over 25 days, with humidity slightly higher at 79%. For more details on September weather, you can visit Jobos weather in September.

In comparing the weather between December and October, we see some notable differences. December tends to be slightly cooler, with average temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F), compared to October, which has temperatures from 23°C (74°F) to 30°C (86°F). While December experiences lower precipitation at 46 mm (1.8 in) over 16 days, October receives significantly more rain, totaling 136 mm (5.4 in) across 24 days. Humidity levels remain fairly comparable, with December at 77% and October at 78%. For a more detailed look at the weather patterns, you can visit Jobos weather in October.

In comparing the weather between November and December, December experiences slightly cooler temperatures, with a minimum of 21°C (70°F) and an average of 24°C (76°F), compared to November's minimum of 22°C (72°F) and average of 25°C (78°F). Additionally, December has less precipitation, receiving 46 mm (1.8 in) over 16 days, while November sees significantly more rainfall at 106 mm (4.2 in) across 20 days. Humidity levels are fairly similar, with December at 77% and November at 78%. For a detailed view of November weather, you can check Jobos weather in November.

Compare Jobos's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Jobos

December in Jobos brings a pleasant shift in weather, characterized by mild temperatures and increased humidity. While the maximum temperatures remain comfortable, the higher average humidity paired with frequent rainfall—spanning about half the month—adds a unique tropical feel that distinguishes it from the drier months earlier in the year. This blend of warmth and moisture creates a vibrant atmosphere, perfect for enjoying the lush surroundings and vibrant culture. For a detailed look at how December weather compares to other times of the year, explore Jobos Climate.