The measurements for the water temperature in Saint John, New Brunswick are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.
The graph below shows the range of monthly Saint John water temperature derived from many years of historical sea surface temperature data.
Maximum and minimum monthly sea temperatures in Saint John
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Min °C
1.9
2
1.5
2.5
4.4
7
10.2
12.3
12
9.7
7.8
4.7
Max °C
7.7
5.3
4.4
6
8.4
11.8
14.4
14.4
14.3
13.2
10.8
9.3
Min °F
37.7
36.9
35.8
37.9
41.5
46.5
52
54.9
54.5
50.8
47.2
42.3
Max °F
43.5
40.2
38.7
41.4
45.5
51.3
56.2
57
56.8
54.3
50.2
46.9
7 day tide forecast for Saint John
Tue
Wed
Thu
Fri
Sat
Sun
Mon
Low 12:05am (1.54m)
High 06:16am (7.56m)
Low 12:40pm (1.17m)
High 06:58pm (7.34m)
Low 01:12am (1.55m)
High 07:23am (7.49m)
Low 01:45pm (1.19m)
High 08:04pm (7.43m)
Low 02:18am (1.44m)
High 08:29am (7.52m)
Low 02:48pm (1.14m)
High 09:06pm (7.61m)
Low 03:21am (1.24m)
High 09:31am (7.61m)
Low 03:46pm (1.04m)
High 10:02pm (7.81m)
Low 04:17am (1.01m)
High 10:27am (7.72m)
Low 04:39pm (0.96m)
High 10:52pm (7.97m)
Low 05:08am (0.82m)
High 11:17am (7.80m)
Low 05:27pm (0.92m)
High 11:37pm (8.07m)
Low 05:54am (0.72m)
High 12:02pm (7.82m)
Low 06:11pm (0.95m)
*These tide times are estimates based on the nearest port (Saint John, New Brunswick) and may differ by up to half and hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.
These average ocean temperatures for Saint John are calculated from several years of archived data.
Map showing location of Saint John (45.272710, -66.067660)
Variations
Whilst sea temperatures for Saint John are as accurate as current data allows, there may be slight local and regional variations depending on conditions. Time of day and wind direction may have a temporary local effect as can water flows from neraby rivers.
Alternate names for Saint John Saint John, Saint-Jean, Sent-Dzhon, St. John, YSJ, seinteujon, sentojon, Сент-Джон, セントジョン, セント・ジョン, 세인트존
