Last updated: August 21, 2025
In January, Santo Domingo, Dominican Republic, offers a delightful tropical climate, with maximum temperatures reaching a warm 31°C (88°F) and an average temperature around 24°C (75°F). Visitors can expect cooler evenings, with minimum temperatures dipping to 15°C (60°F). Although the month brings about 36 mm (1.4 in) of precipitation over approximately 11 days, the humidity level remains moderate at 65%, creating a comfortable environment for exploring the vibrant city. Ideal for both leisure and adventure, January is a fantastic time to experience the rich culture and stunning landscapes of Santo Domingo.
In Santo Domingo, January welcomes visitors with a delightful range of temperatures, showcasing a mild winter charm. The month starts off with minimum temperatures around 15°C (60°F), gradually rising to a pleasant average of 24°C (75°F) and peaking at 31°C (88°F). This trend sets the stage for February, where the minimum climbs slightly to 18°C (65°F) while maintaining the same comfortable average and maximum. As the seasons progress, March and April see a slight variation, with March's lows dropping to 16°C (62°F) and April's rising to 19°C (66°F), but the average temperatures remain consistently warm at around 24-25°C (76-78°F). This gradual increase in warmth continues into the summer months, making January a perfect time for those seeking a pleasant escape to sunny skies and delightful temperatures.
In January, Santo Domingo enjoys a relatively mild start to the year, experiencing 36 mm (1.4 in) of precipitation spread over 11 days. This lower rainfall sets the stage for the gradual increase in moisture levels, as February sees a rise to 49 mm (1.9 in) with more frequent rain days. The spring months intensify the precipitation pattern, with April peaking at 76 mm (3.0 in), while May ushers in the year's wettest phase, averaging 108 mm (4.3 in) across 24 rain days. The trend continues with consistent rainfall into the summer, where August hits its highest mark of 150 mm (5.9 in), highlighting a notable peak that characterizes the tropical climate of the region. This pattern not only reflects the transition from drier to wetter seasons but also foreshadows the lush landscapes that emerge as the year progresses.
In January, Santo Domingo experiences a moderate humidity level of 65%, setting the tone for the months ahead. As the year progresses, humidity steadily declines, reaching its lowest point at 57% from May through June. However, a noticeable shift occurs in the summer months, where humidity begins to rise again, peaking in August at a robust 71%. This trend sees a steady increase towards year-end, with October to December bringing humidity levels that hover around 72% to 69%. Overall, the tropical climate of Santo Domingo presents a warm and relatively humid atmosphere, particularly noticeable in the latter half of the year, making January a comfortable yet quickly shifting month in the annual weather cycle.
In January, Santo Domingo experiences a UV Index of 9, categorizing sun exposure as very high, with a burn time of just 15 minutes. This signals the start of the year with ample sunshine, but also a reminder to protect your skin against harmful rays. As the months progress into February and March, the UV Index escalates to 11 and 13, respectively, indicating extreme exposure and a reduced burn time of only 10 minutes. The trend continues through the spring and summer, peaking in the summer months where it remains consistently at 13, marking a persistent need for sun precautions. The UV Index finally starts to dip in November and December, returning to 9 and 8 as the year closes out. To stay informed and protected, check out the resources available at Santo Domingo UV Index.
UV Risk Categories
With 255 hours of sunshine, January in Santo Domingo, Dominican Republic, offers a bright start to the year, though it is just the beginning of a steady increase in daylight. As the months progress into February and beyond, sunshine hours climb, peaking at 347 hours in July, demonstrating the city’s enticing allure for sun-seekers. Even as summer gives way to autumn, the sun remains generous, granting 308 hours in September before gently tapering off in the cooler months of November and December. This gradual ebb and flow of sunshine not only showcases the Caribbean's delightful climate but also sets the stage for vibrant outdoor adventures year-round.
When considering the likelihood of sunny weather in January in Santo Domingo, Dominican Republic, there's a moderate 48% chance that visitors can bask in the sun. This percentage is a bit lower compared to the sunnier months of February (65%) and March (63%), hinting at a trend where late winter welcomes more daylight. Interestingly, January stands out as a transitional month, with sunshine returning after the slightly cloudier holiday season, but it also flirts with the wetter summer months, when sun exposure drops to around 32% in June. As the year progresses, November and December emerge as excellent choices for sun seekers, boasting higher probabilities of clear skies. Thus, while January offers a decent chance for sunshine, it's just the beginning of a brighter outlook as winter gives way to spring on this vibrant Caribbean island.
In Santo Domingo, January ushers in a consistent 11 hours of daylight, a trend that holds steady through February. As spring approaches in March, daylight extends to 12 hours, marking the beginning of longer days that continue through the summer months of June and July, where the sun graces the city with 13 hours of light. As the seasons transition into fall, the daylight begins its gradual retreat, returning to 12 hours from August to September, and then back to 11 hours from October to December. This rhythmic cycle of daylight in Santo Domingo not only enhances the vibrant culture but also invites residents and visitors alike to relish the warm charm of the Caribbean lifestyle throughout the year.
In January, Santo Domingo enjoys a gentle breeze with an average wind speed of 2.7 m/s (6 mph), setting a relaxed tone for the start of the year. As the months progress, winds gradually pick up, reaching their peak in March at 3.1 m/s (7 mph), providing a refreshing contrast to the warm tropical climate. However, by April, the winds retreat slightly to 2.5 m/s (6 mph) before continuing to oscillate between 2.1 m/s and 3.0 m/s throughout the rest of the year. Notably, December sees a resurgence of stronger gusts, signaling the festive spirit as the year culminates. This ebb and flow of wind patterns not only enhances the island's natural beauty but also influences outdoor activities and the vibrant lifestyle of its residents.
Weather in Santo Domingo varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Santo Domingo, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, temperatures in Santo Domingo typically range from a minimum of 15°C (60°F) to a maximum of 31°C (88°F), with an average temperature of 24°C (75°F). The month experiences approximately 36 mm (1.4 in) of precipitation over 11 days, while humidity levels hover around 65%. Conversely, February sees slightly warmer temperatures, with a minimum of 18°C (65°F) and the same maximum of 31°C (88°F), maintaining an average of 24°C (76°F). However, precipitation increases to 49 mm (1.9 in) over 18 days, accompanied by a similar humidity level of 63%. For more details about the weather in February, you can visit Santo Domingo weather in February.
In comparing the weather of January and March, we see some notable similarities and differences. January features a minimum temperature of 15°C (60°F) and an average of 24°C (75°F), while March starts slightly warmer with a minimum of 16°C (62°F) and an average of 24°C (76°F). The maximum temperatures are also comparable, with January reaching up to 31°C (88°F) and March slightly higher at 32°C (89°F). However, March experiences more precipitation, receiving 52 mm (2.1 in) over 16 days, compared to January's 36 mm (1.4 in) across 11 days. Additionally, the humidity is a bit lower in March at 59%, compared to January's 65%. For more detailed information, you can check out Santo Domingo weather in March.
In January, the weather is generally warm with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 31°C (88°F), accompanied by an average temperature of 24°C (75°F). The month sees a moderate amount of precipitation, totaling 36 mm (1.4 in) over approximately 11 days, with humidity levels around 65%. In contrast, April experiences slightly higher temperatures, with a minimum of 19°C (66°F) and a maximum of 32°C (91°F), averaging 25°C (78°F). However, it is also wetter, with 76 mm (3.0 in) of rain occurring over 18 days, and a decrease in humidity to 58%. For more detailed insights into April's weather, you can check Santo Domingo weather in April.
In January, the weather features a comfortable temperature range with a minimum of 15°C (60°F) and a maximum of 31°C (88°F), creating an average of 24°C (75°F). The month sees relatively low precipitation at 36 mm (1.4 in) over 11 days, coupled with a humidity level of 65%. In contrast, May experiences warmer conditions, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 33°C (91°F), averaging 26°C (79°F). However, May is significantly wetter, with 108 mm (4.3 in) of rainfall spread across 24 days, and humidity dropping to 57%. For those curious about the specifics of the weather during this vibrant month, Santo Domingo weather in May offers detailed insights.
In January, the weather tends to be warm and fairly dry in Santo Domingo, with average temperatures ranging from a minimum of 15°C (60°F) to a maximum of 31°C (88°F). The humidity is relatively high at 65%, yet there is only about 36 mm (1.4 in) of precipitation over 11 days. In contrast, June brings even warmer temperatures, with a minimum of 19°C (67°F) and a maximum reaching 33°C (92°F). However, it also sees increased rainfall, with precipitation totaling 87 mm (3.4 in) spread across 24 days, and lower humidity at 57%. For a detailed look at the June climate, you can visit Santo Domingo weather in June.
January and July in Santo Domingo exhibit notable contrasts in weather patterns. In January, temperatures range from a minimum of 15°C (60°F) to a maximum of 31°C (88°F), with an average of 24°C (75°F). The month experiences relatively low precipitation, totaling 36 mm (1.4 in) over about 11 days, alongside a humidity level of 65%. In contrast, July heats up with minimum temperatures of 22°C (71°F) and highs reaching 34°C (93°F), resulting in an average of 27°C (81°F). This month sees a significant increase in rainfall, with 107 mm (4.2 in) occurring over 24 days, while humidity slightly decreases to 63%. For a detailed look at July's weather, check out Santo Domingo weather in July.
In January, the weather in Santo Domingo is generally warm, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 31°C (88°F) and an average of 24°C (75°F). While it's relatively dry with only 36 mm (1.4 in) of precipitation over about 11 days, the humidity is around 65%. In contrast, August experiences much warmer temperatures, starting from a minimum of 22°C (72°F) and reaching a maximum of 34°C (93°F), averaging 27°C (81°F). However, this month sees significantly more rainfall, with 150 mm (5.9 in) spread across approximately 24 days, and the humidity increases slightly to 71%. For more detailed information, you can check out Santo Domingo weather in August.
In January, the weather is typically milder, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 31°C (88°F), along with an average of 24°C (75°F). The month experiences relatively low precipitation of 36 mm (1.4 in) over about 11 days, and the humidity averages around 65%. In contrast, September brings warmer conditions, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 35°C (95°F), and an average of 27°C (81°F). The month is significantly wetter, receiving 107 mm (4.2 in) of rainfall across 21 days, and the humidity level rises to about 73%. For more details on this month's weather, you can visit Santo Domingo weather in September.
In comparison to January, October experiences warmer temperatures, with minimums averaging 21°C (70°F) compared to January's 15°C (60°F). The average temperature in October is slightly higher at 26°C (79°F), while the maximum can reach up to 33°C (92°F). However, October also sees a marked increase in precipitation, with 123 mm (4.9 in) falling over 23 days, significantly more than January's 36 mm (1.4 in) across 11 days. The humidity tends to be higher in October, averaging 72% compared to January's 65%. For more details, you can check Santo Domingo weather in October.
In January, the weather in Santo Domingo is generally milder, with an average temperature ranging from a minimum of 15°C (60°F) to a maximum of 31°C (88°F). The month experiences less rainfall, totaling 36 mm (1.4 in) over about 11 days, and humidity levels sit at around 65%. In contrast, November brings warmer temperatures, with a minimum of 20°C (67°F) and an average high of 33°C (92°F). This month is also considerably wetter, receiving 113 mm (4.4 in) of precipitation over approximately 15 days, along with higher humidity at 72%. For more details, visit Santo Domingo weather in November.
In comparing the weather between January and December, January tends to be slightly cooler, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 31°C (88°F), and an average of 24°C (75°F). In contrast, December experiences warmer temperatures, peaking at 32°C (90°F) and averaging 25°C (77°F) with a minimum of 18°C (65°F). Precipitation is generally lower in January, totaling 36 mm (1.4 in) over about 11 days, while December sees 45 mm (1.8 in) across approximately 15 days. Humidity levels are slightly higher in December at 69%, compared to January's 65%. For more detailed information, you can check this link: Santo Domingo weather in December.
January in Santo Domingo presents a delightful transition into the year, marked by mild temperatures and a refreshing rhythm of rainfall. Compared to the hotter months, average daytime highs linger around a comfortable 31°C, while cooler nights drop to a pleasant 15°C, inviting a cozy atmosphere. While the city experiences its share of moisture, with around 11 days of rain throughout the month, January's precipitation is relatively moderate, allowing for ample opportunities to explore the vibrant culture and stunning landscapes. As humidity hovers at a noticeable 65%, there's a touch of tropical charm that sets this month apart from the sweltering summer heat. For a deeper insight into what to expect throughout the year, visit Santo Domingo Climate.