Flights to Saint John, NB, Canada

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Weather in Saint John

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-1°C-8°C
February-1°C-8°C
March2°C-4°C
April7°C1°C
May13°C6°C
June17°C10°C
July21°C14°C
August21°C14°C
September18°C11°C
October12°C6°C
November7°C1°C
December2°C-3°C
Hottest Month
21°C
August
Coldest month
-8°C
January
Sunny days
241
days per year
Snow days
28
days per year

14 day forecast

Saturday
31 May
82%
16°C12°C
7 Jun
25°C10°C
Sunday
1 Jun
14°C9°C
8 Jun
75%
23°C11°C
Monday
2 Jun
19°C7°C
9 Jun
87%
25°C15°C
Tuesday
3 Jun
19°C4°C
10 Jun
85%
17°C16°C
Wednesday
4 Jun
28°C9°C
11 Jun
85%
24°C13°C
Thursday
5 Jun
86%
24°C15°C
12 Jun
24°C10°C
Friday
6 Jun
86%
25°C14°C
13 Jun
24°C10°C

Cheapest month to fly to Saint John

Explore price trends for trips to Saint John

Annual Avg. Price215 USD
June 2025222 USD
July 2025218 USD
August 2025220 USD
September 2025138 USD
October 2025201 USD
November 2025164 USD
December 2025164 USD
January 2026217 USD
February 2026195 USD
March 2026273 USD
April 2026348 USD
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