Dominican Republic · 30-year monthly climate averages
Based on 30 years of climate data, the most comfortable months to visit Santo Domingo are January, February and March, when daytime temperatures are agreeable and rainfall is relatively low.
Santo Domingo sees its warmest weather in September, when daytime highs average around 32°C, and its coolest in January (around 30°C).
Annual precipitation totals roughly 1482mm — August is typically the wettest month (~195mm) and March the driest (~54mm).
A distinctly wetter period runs from May to November — worth planning around if you prefer dry days.
🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall
Daily forecast highs vs the 30-year normal — last 60 days
Each bar is one day: orange above normal, blue below.
| Month | High / Low | Rainfall | Travel rating |
|---|---|---|---|
| January | 30° / 21°C | 68mm | 👍 Good |
| February | 30° / 21°C | 59mm | 👍 Good |
| March | 31° / 22°C | 54mm | 👍 Good |
| April | 31° / 23°C | 86mm | 👍 Good |
| May | 31° / 24°C | 151mm | 🤔 Fair |
| June | 32° / 24°C | 119mm | 🤔 Fair |
| July | 32° / 24°C | 157mm | ⚠️ Challenging |
| August | 32° / 24°C | 195mm | ⚠️ Challenging |
| September | 32° / 24°C | 192mm | ⚠️ Challenging |
| October | 32° / 24°C | 177mm | ⚠️ Challenging |
| November | 31° / 23°C | 148mm | 🤔 Fair |
| December | 31° / 22°C | 77mm | 👍 Good |
January in Santo Domingo is hot, with average daytime highs around 30°C (86°F) and nighttime lows near 21°C (70°F). Expect roughly 68mm of precipitation, with a moderate amount of rain.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle
February in Santo Domingo is hot, with average daytime highs around 30°C (86°F) and nighttime lows near 21°C (70°F). Expect roughly 59mm of precipitation, with little rainfall.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle
March in Santo Domingo is hot, with average daytime highs around 31°C (87°F) and nighttime lows near 22°C (71°F). Expect roughly 54mm of precipitation, with little rainfall.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle
April in Santo Domingo is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 23°C (73°F). Expect roughly 86mm of precipitation, with a moderate amount of rain.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle
May in Santo Domingo is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 24°C (74°F). Expect roughly 151mm of precipitation, and this is one of the wetter months.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
June in Santo Domingo is hot, with average daytime highs around 32°C (89°F) and nighttime lows near 24°C (76°F). Expect roughly 119mm of precipitation, and this is one of the wetter months.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
July in Santo Domingo is hot, with average daytime highs around 32°C (90°F) and nighttime lows near 24°C (76°F). Expect roughly 157mm of precipitation, and this is one of the wetter months.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
August in Santo Domingo is hot, with average daytime highs around 32°C (90°F) and nighttime lows near 24°C (76°F). Expect roughly 195mm of precipitation, and heavy rainfall is common — this is peak wet season territory.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
September in Santo Domingo is hot, with average daytime highs around 32°C (90°F) and nighttime lows near 24°C (75°F). Expect roughly 192mm of precipitation, and heavy rainfall is common — this is peak wet season territory.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
October in Santo Domingo is hot, with average daytime highs around 32°C (90°F) and nighttime lows near 24°C (75°F). Expect roughly 177mm of precipitation, and this is one of the wetter months.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
November in Santo Domingo is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 23°C (73°F). Expect roughly 148mm of precipitation, and this is one of the wetter months.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
December in Santo Domingo is hot, with average daytime highs around 31°C (87°F) and nighttime lows near 22°C (71°F). Expect roughly 77mm of precipitation, with a moderate amount of rain.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle