Weather: San Juan — July
It's a rainy period, but great for indoor activities, museums, and lower prices.
☔ Climate Overview
July is a wet time to visit San Juan. Hot conditions with temperatures reaching 31°C—stay hydrated and seek shade. This is one of the wettest months—waterproof gear is essential. Being off-peak, you'll find better deals and fewer crowds. Sea temperature of 29°C is perfect for swimming.
Based on weather comfort, crowds, prices, and activity options
31°C
26°C
15days
13.1h
Feels like 35°C / 31°C — humidity makes it feel warmer
67mm
11.7h/day
80%
Very Muggy9.3
Very High23 km/h (gusts 42)
29°C 🏊 Comfortable
Is July a good time to visit San Juan?
It's a rainy period, but great for indoor activities, museums, and lower prices.
Now
--
Air Quality
Travel Context
- CrowdsVery Quiet
- Travel Costs Shoulder Rates
Daylight
05:57
19:05
Visiting San Juan in July: Pros & Cons
Pros
- Abundant sunshine for beach and outdoor fun
- Fewer crowds and better hotel deals
- Warm sea perfect for swimming and snorkeling
Cons
- Frequent rain may disrupt outdoor activities
- Very high UV — sunscreen and shade essential
Things to Do in July
Recommended for This Weather
San Juan Weather by Month
| Month | Avg High | Avg Low | Rain | Sunshine | Humidity | UV Index | Crowds | Condition |
|---|---|---|---|---|---|---|---|---|
| Jan | 28°C | 24°C | 11d (40mm) | 10.3h | 79% Humid | 6.6 High | | Excellent |
| Feb | 28°C | 23°C | 11d (48mm) | 10.6h | 78% Humid | 7.5 Very High | | Excellent |
| Mar | 28°C | 23°C | 11d (35mm) | 11h | 77% Humid | 8.7 Very High | | Excellent |
| Apr | 29°C | 24°C | 13d (81mm) | 11.4h | 78% Muggy | 9.2 Very High | | Excellent |
| May | 30°C | 25°C | 12d (79mm) | 11.5h | 79% Muggy | 9.4 Very High | | Good |
| Jun | 31°C | 26°C | 12d (58mm) | 12h | 78% Muggy | 9.5 Very High | | Good |
| Jul Current | 31°C | 26°C | 15d (67mm) | 11.7h | 80% Very Muggy | 9.3 Very High | | Wet |
| Aug | 31°C | 27°C | 16d (88mm) | 11.1h | 80% Very Muggy | 9.1 Very High | | Wet |
| Sep | 31°C | 27°C | 22d (145mm) | 10.6h | 82% Very Muggy | 8.5 Very High | | Wet |
| Oct | 31°C | 26°C | 20d (131mm) | 9.9h | 82% Very Muggy | 7.4 Very High | | Wet |
| Nov | 29°C | 25°C | 17d (94mm) | 9.7h | 82% Very Muggy | 6.5 High | | Wet |
| Dec | 28°C | 24°C | 11d (42mm) | 10.1h | 80% Very Humid | 6.4 High | | Excellent |
San Juan
Caribbean capital with 500-year-old colonial Old San Juan, historic Spanish forts, vibrant beaches like Condado and Isla Verde, El Yunque rainforest, bioluminescent bays, and rich Puerto Rican culture blending Spanish, African, and Taíno influences.
View Full Destination Guide
What to Pack for July
Light, breathable fabrics like cotton and linen are essential. Opt for loose-fitting clothing in light colors to stay cool. A waterproof jacket and shoes are non-negotiable — showers are frequent. Don't forget a wide-brimmed hat and high-SPF sunscreen — the sun is strong.
🎒Personalized Packing List
Tell us about your trip and we'll create a custom packing list based on the weather.
Your Packing List
📋Essentials
👕Clothing
👟Footwear
🎒Accessories
🧴Toiletries & Health
Planning a trip to San Juan?
Frequently Asked Questions
Is July a good time to visit San Juan?
Does it get cold at night in San Juan in July?
What should I pack for San Juan in July?
Does it rain a lot in San Juan in July?
Can you swim in San Juan in July?
How many hours of daylight are there in San Juan in July?
Is July peak season in San Juan?
More San Juan Guides
Best Time to Visit
Coming soon
Things to Do
Coming soon
Where to Stay
Best neighborhoods and hotel recommendations
Cost & Budget
Daily costs, money-saving tips, and budget breakdown
Itineraries
Coming soon
Overview
Complete travel guide for San Juan: top things to do, itineraries, and typical costs.