Monthly climate guide
Santo Domingo weather in December
With highs near 30°C (85°F) and lows around 22°C (72°F), December feels hot in Santo Domingo. Rainfall averages about 52 mm (some rain) and the sky is a mix of sun and cloud. Daytime highs are about the same as November and about the same as January.
What stands out in December
- Humidity near 79% makes 30°C feel stickier than it sounds.
- Nights stay warm, rarely below 22°C — air-conditioning helps.
- Just 160 km apart, but Santo Domingo runs about 2°C warmer than Punta Cana this month.
- Only one month is cooler in Santo Domingo than December.
Avg high
30°C
85°F
Avg low
22°C
72°F
Rainfall
52 mm
some rain
Humidity
79%
relative
Sky
39%
cloud · a mix of sun and cloud
Santo Domingo weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 30°C / 85°F | 21°C / 71°F | 29 mm | 76% | 42% |
| February | 30°C / 86°F | 21°C / 71°F | 26 mm | 74% | 37% |
| March | 31°C / 87°F | 22°C / 71°F | 28 mm | 71% | 37% |
| April | 31°C / 88°F | 23°C / 73°F | 37 mm | 71% | 41% |
| May | 31°C / 88°F | 24°C / 75°F | 71 mm | 75% | 58% |
| June | 31°C / 88°F | 25°C / 76°F | 44 mm | 76% | 53% |
| July | 32°C / 89°F | 25°C / 76°F | 64 mm | 77% | 48% |
| August | 32°C / 89°F | 25°C / 77°F | 86 mm | 78% | 50% |
| September | 32°C / 89°F | 25°C / 77°F | 63 mm | 78% | 54% |
| October | 31°C / 87°F | 24°C / 76°F | 69 mm | 79% | 53% |
| November | 30°C / 86°F | 23°C / 74°F | 101 mm | 80% | 48% |
| December | 30°C / 85°F | 22°C / 72°F | 52 mm | 79% | 39% |
What to pack for December
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- A small travel umbrella, just in case
- Sunglasses
- Quick-dry fabrics — it feels stickier than the temperature suggests
Is December a good time to visit Santo Domingo?
Compare the months in the chart above to find your ideal window.
Best time to visit Santo Domingo →Other Dominican Republic cities in December
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Santo Domingo weather in December. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/dominican-republic/santo-domingo/december
<a href="https://weathercompare.eu/weather/dominican-republic/santo-domingo/december">Santo Domingo weather in December</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/dominican-republic/santo-domingo" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Santo Domingo weather in December"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/dominican-republic/santo-domingo/december">Santo Domingo weather in December</a> – WeatherCompare</p>
Santo Domingo in December: quick answers
Is December a good time to visit Santo Domingo?
December is a reasonable time for Santo Domingo: highs around 30°C and about 52 mm of rain, though not one of the three best months.
How warm is Santo Domingo in December?
Average highs are about 30°C (85°F) and average lows about 22°C (72°F), based on 10 years of daily data.
Does it rain a lot in Santo Domingo in December?
Santo Domingo typically gets around 52 mm of rain in December — some rain.
Figures are long-term averages for the area around Santo Domingo (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.