Sea Temperature

Saint John Sea Temperature

(Today) May 2018

7.8°C / 46°F

Current weather

(broken clouds)
16°C / 61°F

Partly cloudy
Wind

11 mph

Humidity

31%


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.

Monthly average max / min water temperatures

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

TueWedThuFriSatSunMon
  • 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.

Average May sea temperatures

  • Max: 8.4°C / 47.1°F
  • Avg: 6.4°C / 43.5°F
  • Min: 4.4°C / 39.9°F
Saint John average sea temperature chart

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

Saint John average sea temperature chart