In January 2024, Saint John, New Brunswick, experienced typical winter conditions characterized by cold temperatures and significant snowfall. Morning temperatures averaged around -6°C, with midday highs reaching approximately -3°C. Evening temperatures dropped back to around -4°C. The highest temperature recorded during the month was 6°C, while the lowest was -7°C. Total precipitation for the month was about 24 mm, with a daily average of 0.75 mm. The maximum precipitation recorded in a single day was 10.6 mm.

On average, Saint John experiences high snowfall in January, with approximately 117 mm of snow over about 13 days. Daytime temperatures typically reach around -1°C, while nighttime temperatures can drop to -10°C.

These conditions are consistent with the city’s climate during this time of year, making January one of the coldest months in Saint John.