January Weather in Santo Domingo, Mexico

Last updated: August 27, 2025

In Santo Domingo, Mexico, the average temperature in January is a comfortable 12°C (54°F), with a range that can dip to a chilly -3°C (27°F) or soar to a warm 26°C (79°F). Expect 12 mm (0.5 in) of precipitation over 2 days, accompanied by an average humidity of 75%. Enjoy the mild climate while preparing for occasional crispness!

January Temperature in Santo Domingo

In January in Santo Domingo, the average temperature is 12°C (54°F). Maximums can reach 26°C (79°F) and minimums can be as low as -3°C (27°F). This range makes it essential to pack layers for your travels.

January Weather in Santo Domingo: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Santo Domingo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santo Domingo, January typically has an average temperature of 12°C (54°F), with highs reaching up to 26°C (79°F) and lows dropping to around -3°C (27°F).

Data source: Temperature data for Santo Domingo generated using information from the Copernicus Climate Change Service.

January Precipitation in Santo Domingo

In Santo Domingo in January, the precipitation amount is 12 mm (0.5 in) over the course of 2 days.

January Precipitation Trends in Santo Domingo

The chart displays monthly precipitation patterns in Santo Domingo, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Santo Domingo, January typically receives around 12 mm (0.5 inches) of precipitation spread over approximately 2 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Santo Domingo

In Santo Domingo in January, humidity is 75%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that seeps into your bones, making it essential to layer your clothing for comfort while exploring.

January Average Humidity in Santo Domingo

This chart illustrates the average monthly humidity levels in Santo Domingo, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Santo Domingo is approximately 75%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Santo Domingo

In Santo Domingo in January, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Santo Domingo.

Maximum UV Index Levels in Santo Domingo for January

The chart shows the monthly maximum UV Index (UVI) for Santo Domingo in January, 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 January, the maximum UV index in Santo Domingo typically reaches 8, which falls under the very high exposure category.

Data source: Santo Domingo January 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.

How January Weather in Santo Domingo Compares to Other Months

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.

This table compares monthly weather conditions in Santo Domingo, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	12 mm (0.5 inches)	75%	very high
February Weather	15°C (59°F)	8 mm (0.3 inches)	69%	extreme
March Weather	18°C (65°F)	7 mm (0.3 inches)	65%	extreme
April Weather	20°C (69°F)	7 mm (0.3 inches)	64%	extreme
May Weather	22°C (72°F)	31 mm (1.2 inches)	75%	extreme
June Weather	21°C (70°F)	59 mm (2.3 inches)	78%	extreme
July Weather	20°C (69°F)	66 mm (2.6 inches)	67%	extreme
August Weather	21°C (69°F)	41 mm (1.6 inches)	64%	extreme
September Weather	19°C (67°F)	80 mm (3.2 inches)	81%	extreme
October Weather	18°C (65°F)	36 mm (1.4 inches)	85%	extreme
November Weather	15°C (60°F)	10 mm (0.4 inches)	87%	very high
December Weather	13°C (55°F)	16 mm (0.6 inches)	87%	very high