Search flights, hotels & activities for San Juan Islands
Compare flights, hotels, cars, and activities in one place.
500+airlines & travel sites compared
21,000+routes tracked
€0booking fees from us
Freeprice drop alerts
Things to Do in San Juan Islands in Winter
Real historical weather for San Juan Islands in Winter: average highs of 8°C and lows of 4°C, with around 126mm of rain (averaged over the last 2 years). San Juan Islands is in United States.
8°C
Average high
4°C
Average low
126mm
Typical rainfall
Real things to do in San Juan Islands in Winter
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Around the Island Tour From San Juan
★ 4.9(336 reviews)· 10 hrs
From €132
Private Transfer-TO or FROM: SJUAirport,Cruise,Hotels Puerto Rico
★ 4.9(311 reviews)· 2h 10m
From €30
San Juan Catamaran Sunset Sail with Drinks Included
★ 4.9(674 reviews)· 2 hrs
From €106
Discovering Puerto Rico: Lifestyle, Art, and Cultural Tour
★ 4.9(344 reviews)· 5 hrs
From €67
Old San Juan and El Morro Castle Walking Tour
★ 4.9(710 reviews)· 2h 30m
From €48
Whale Watching from Friday Harbor
★ 4.8(822 reviews)· 4 hrs
From €121
Old San Juan Walking Tour
★ 4.8(2,492 reviews)· 2h 15m
From €35
Jet Ski Tour through San Juan Bay (21 years old to rent)
★ 4.8(693 reviews)· 1h 20m
From €151
Old San Juan Historical Walk, Shopping, and Dining w/ Transport
★ 4.7(483 reviews)· 5 hrs
From €31
Bioluminescence Kayak Tour in the San Juan Islands
★ 4.7(33 reviews)· 3 hrs
From €147
Real listings from Viator, including live ratings and prices — clicking through takes you to book directly.
Other seasons in San Juan Islands
Plan the rest of your trip
Continue planning your trip to San Juan Islands
Same destination, real availability — no need to search again.
FAQs — San Juan Islands in Winter
Based on real historical data (averaged over the last 2 years), expect highs around 8°C and lows around 4°C, with roughly 126mm of rain.