Weather Comparison
Santo Domingo vs San Juan
Side-by-side weather comparison for October
October Weather: Santo Domingo vs San Juan
| Metric | Santo Domingo | San Juan | Better |
|---|---|---|---|
| Average HighHigher is warmer | 29°C (84°F) | 30°C (86°F)▲ | San Juan |
| Average LowHigher is milder | 23°C (73°F) | 24°C (75°F)▲ | San Juan |
| Rain DaysFewer is drier | 22 days | 21 days▲ | San Juan |
| PrecipitationLess is drier | 117 mm | 113 mm▲ | San Juan |
| Sunshine HoursMore is sunnier | 10h/day | 11h/day▲ | San Juan |
| HumidityLower is more comfortable | 78% | 78% | Tie |
| UV IndexLower is safer | 6 | 6 | Tie |
| Wind SpeedCalmer is better | 12 km/h▲ | 16 km/h | Santo Domingo |
Which City is Better in October?
Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, San Juan edges ahead as the better destination in October. San Juan offers 11 hours of daily sunshine with only 21 rain days, while Santo Domingo sees 10 sunshine hours and 22 rain days.
Santo Domingo can feel quite hot at 29°C, so plan for heat. San Juan runs hot at 30°C.
For travelers who prioritize dry weather, San Juan is the stronger choice in October. San Juan receives 1 more hour of sunshine per day, which matters for sightseeing and outdoor activities.
Temperature Comparison in October
Santo Domingo reaches an average high of 29°C (84°F) and drops to 23°C (73°F) at night during October. The daily temperature range is 6°C, meaning relatively stable temperatures from day to night.
San Juan averages 30°C (86°F) for the high and 24°C (75°F) for the low, with a daily range of 6°C. The two cities feel quite similar in terms of temperature.
Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in October.
Rainfall Comparison in October
Santo Domingo receives approximately 117 mm of rainfall across 22 rain days during October. Rain is frequent, so waterproof gear is essential.
San Juan sees 113 mm over 21 rain days. That makes San Juan the drier option by 1 rain day and 4 mm of total precipitation.
Both cities share similar humidity levels at 78%.
What to Pack: Santo Domingo vs San Juan
Packing for Santo Domingo in October
Highs of 29°C, lows of 23°C, 22 rain days
- ✓lightweight breathable clothing
- ✓sunscreen SPF 50+
- ✓sunglasses
- ✓a wide-brimmed hat
- ✓waterproof jacket
- ✓compact umbrella
- ✓waterproof shoes
- ✓moisture-wicking fabrics
Packing for San Juan in October
Highs of 30°C, lows of 24°C, 21 rain days
- ✓lightweight breathable clothing
- ✓sunscreen SPF 50+
- ✓sunglasses
- ✓a wide-brimmed hat
- ✓waterproof jacket
- ✓compact umbrella
- ✓waterproof shoes
- ✓moisture-wicking fabrics
Pack for both: lightweight breathable clothing, sunscreen SPF 50+, sunglasses, a wide-brimmed hat, waterproof jacket, compact umbrella, waterproof shoes, moisture-wicking fabrics. These items are useful in either destination during October.
Year-Round Comparison: Santo Domingo vs San Juan
The table below shows average high temperatures and rain days for every month of the year, helping you find the best time to visit either city.October is highlighted for quick reference.
| Month | Santo Domingo | San Juan | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 27°C | 12d | 28°C | 11d |
| Feb | 28°C | 11d | 29°C | 9d |
| Mar | 28°C | 12d | 29°C | 9d |
| Apr | 29°C | 16d | 30°C | 12d |
| May | 29°C | 21d | 30°C | 17d |
| Jun | 30°C | 22d | 31°C | 14d |
| Jul | 30°C | 22d | 31°C | 17d |
| Aug | 30°C | 22d | 31°C | 19d |
| Sep | 30°C | 21d | 31°C | 21d |
| Oct | 29°C | 22d | 30°C | 21d |
| Nov | 28°C | 16d | 29°C | 19d |
| Dec | 28°C | 12d | 28°C | 13d |
Santo Domingo Weather in October
Full forecast, packing tips, and activities
San Juan Weather in October
Full forecast, packing tips, and activities