January weather forecast
Santo Domingo, Dominican Republic

The beginning of the year brings Santo Domingo, Dominican Republic, to a period of relatively moist and milder conditions. Weather patterns continue to reflect the transition from the cooler to the warmer months. A notable drop in temperatures can be expected, varying from lows of 19.6°C (67.3°F) to highs of 29.2°C (84.6°F). This seasonabilty elicits an intriguing blend of weather charactersitics, shaping the city's unique tropical charm. Despite occasional rainfall, overall outdoor activities are less likely to be affected, maintaining the allure of Santo Domingo for visitors and locals alike.

Temperature

The months of January and February are noted for their lowest temperatures, with an average high-temperature of 29.2°C (84.6°F).

Heat index

January's heat index is computed to be a torrid 36°C (96.8°F). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
Heat index determinations are made taking into account the shade and light air movements. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values remain especially vital for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Evaporating sweat, thanks to perspiration, acts as a natural air conditioner for the human body. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. When body heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

In January, the average relative humidity in Santo Domingo, Dominican Republic, is 82.5%.

Rainfall

In Santo Domingo, in January, during 7.6 rainfall days, 63mm (2.48") of precipitation is typically accumulated. Throughout the year, in Santo Domingo, there are 115.4 rainfall days, and 1447mm (56.97") of precipitation is accumulated.

Sea temperature

In Santo Domingo, in January, the average water temperature is 26.7°C (80.1°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) provides warmth and pleasure, making water activities enjoyable for lengthened periods without feeling uncomfortable.

Daylight

The average length of the day in January is 11h and 10min.
On the first day of the month, sunrise is at 07:11 and sunset at 18:14. On the last day of January, in Santo Domingo, sunrise is at 07:13 and sunset at 18:32 AST.

Sunshine

The months with the least sunshine are January and December, with an average of 5.7h of sunshine.

UV index

The average daily maximum UV index in January in Santo Domingo is 8. A UV Index reading of 8 to 10 represents a very high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily maximum UV index of 8 in January translates into the following instructions:
Be sure to take precautions. Without protection, skin might suffer damage quickly. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Note! The Sun's UV radiation gets intensified with the reflection from sand and water.