Saint John Weather in January

January in Saint John brings very low temperatures, with highs of -1°C (30°F) and nights dropping to -10°C (14°F). Rainfall is on the higher side this month, averaging around 117 mm (4.6 in), so keep a rain jacket handy.

Rainfall in Saint John in January

Historically, approximately 13 days this month are expected to have snow, averaging 117 mm (4.6 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Saint John in January

January in Saint John sees highs of -1°C (30°F) and lows of -10°C (14°F) overnight. January is part of the winter season. Cold conditions tend to persist from morning through evening, so be prepared for winter weather. Nights drop below freezing to -10°C (14°F). An extra blanket is worth packing if you're unsure about the heating where you're staying. Prepare for the coldest month of the year by packing warm and cozy winter cloths.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for Saint John.