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Saint John

Travel Info

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Saint John Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Saint John year round climate

  • Spring (March–May): Average 78–82°F, warm and comfortable climate, moderate rainfall. Common activities: Outdoor activities, beach leisure. Recommended clothing: Light and breathable clothing, such as short-sleeved T-shirts and shorts, and a light jacket for cooler evenings.
  • Summer (June–August): Average 83–84°F, hot and humid climate, moderate to high rainfall. Common activities: Swimming, sunbathing, water sports. Recommended clothing: Light and breathable clothing, light colors preferred, and bring sunscreen.
  • Autumn (September–November): Average 84–81°F, warm and comfortable climate, higher rainfall, with October being the rainiest month. Common activities: Sightseeing, cultural experiences. Recommended clothing: Comfortable and breathable clothing, and prepare rain gear.
  • Winter (December–February): Average 78–80°F, warm climate, lower rainfall. Common activities: Outdoor activities, beach leisure (relatively less). Recommended clothing: Light and comfortable clothing, can add or remove layers according to weather changes.

Saint John climatological average

Annual average temperature: approx. 81.5°F / Annual rainfall: approx. 889 mm / Summer humidity: 70%–80% / Rainiest month: October

Saint John monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
78.8°F
38.2
February
78.3°F
65.5
March
79°F
52.4
April
79.5°F
67.6
May
82.4°F
51.9
June
83.7°F
46.1
July
83.7°F
96.3
August
84°F
87.7
September
84.2°F
115.8
October
83.3°F
124.1
November
81.7°F
107.9
December
80.2°F
36

Saint John weather for the next seven days

10/7
Wednesday
Overcast
84.7°F/82.2°F
10/8
Thursday
Patchy rain nearby
84.5°F/81.8°F
10/9
Friday
Patchy rain nearby
84.5°F/81.7°F
10/10
Saturday
Patchy rain nearby
84°F/80.6°F
10/11
Sunday
Patchy rain nearby
84.4°F/81.1°F
10/12
Monday
Patchy rain nearby
84.4°F/82.3°F
10/13
Tuesday
Overcast
85.1°F/82°F

Saint John Frequently Asked Questions and Useful Information for Travel

What is the best time of year to visit Saint John, Canada?

The best months to visit Saint John, Canada, depend on your interests. For pleasant weather and a good balance of activities, consider the late spring (May-June) or early fall (September-October). Summer offers the warmest temperatures and most outdoor events, but can be busier. Winter provides a charming, snow-covered experience with opportunities for winter sports, though some attractions may have limited hours.

Is Saint John, Canada worth visiting?

Absolutely. Saint John, Canada, Canada's oldest incorporated city, is a popular tourist destination renowned for its historic uptown streetscapes, vibrant cultural attractions, and unique natural wonders. It offers a rich maritime heritage, a lively arts scene, and stunning coastal landscapes, making it a worthwhile visit for many travelers.

What are the main attractions in Saint John, Canada?

Saint John, Canada boasts several key attractions including the iconic Reversing Rapids, where the powerful Bay of Fundy tides create a spectacular phenomenon. Visitors can also explore the historic Uptown Saint John with its Victorian architecture, visit the Saint John City Market, one of Canada's oldest public markets, and discover the fascinating exhibits at the New Brunswick Museum.

Is Saint John, Canada a good place for a vacation?

Yes, Saint John, Canada is a great place for a vacation, particularly for those interested in history, culture, and natural beauty. You can immerse yourself in the city's maritime past, enjoy the scenic waterfront, and explore the unique tidal bore phenomenon. It offers a relaxed pace and a variety of activities suitable for different types of travelers.

What kind of natural wonders can I experience in Saint John, Canada?

Saint John, Canada is surrounded by natural wonders. The most famous is the Reversing Rapids, a must-see demonstration of the Bay of Fundy's immense tidal power. You can also explore the coastal areas, enjoy scenic drives, and experience the dramatic tides that make this region so unique. The natural beauty of the Bay of Fundy coastline is a significant draw for visitors.