Water temperature in St. John's
50.9
°F
October 3, 12:08
Trend:
decreasingYesterday:
52.1°FTomorrow:
50.6°F
Sunrise:
Sunset:
Day Length:
11 h. 35 min.St. John's in October
Minimum:
32.9°FAverage:
34.7°FMaximum:
35.8°FSea water temperature in St. John's today
As of now, in St. John's, the water temperature is 50.9°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 2.1°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.Recent sea temperature and forecast
Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 56.1°F on 2022, while the historical minimum was 49.5°F on 2019.
Daily water temperature in St. John's
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Sep 19 | 57.8°F | 56.0°F | 55.7°F |
| Sep 20 | 56.2°F | 55.7°F | 55.4°F |
| Sep 21 | 54.5°F | 55.9°F | 54.9°F |
| Sep 22 | 54.0°F | 56.3°F | 55.0°F |
| Sep 23 | 53.7°F | 55.7°F | 54.9°F |
| Sep 24 | 53.5°F | 53.9°F | 54.4°F |
| Sep 25 | 53.3°F | 54.9°F | 54.0°F |
| Sep 26 | 53.4°F | 54.8°F | 53.8°F |
| Sep 27 | 53.2°F | 55.5°F | 53.7°F |
| Sep 28 | 53.7°F | 55.0°F | 53.8°F |
| Sep 29 | 53.1°F | 54.8°F | 53.5°F |
| Sep 30 | 53.0°F | 54.7°F | 53.4°F |
| Oct 1 | 52.5°F | 54.8°F | 53.0°F |
| Oct 2 | 52.1°F | 54.6°F | 53.0°F |
| Oct 3 | 50.9°F | 53.5°F | 53.0°F |
| Oct 4 | 50.6°F | 53.3°F | 52.6°F |
| Oct 5 | 50.2°F | 52.9°F | 52.3°F |
| Oct 6 | 50.1°F | 52.1°F | 52.2°F |
| Oct 7 | 50.1°F | 51.9°F | 52.2°F |
| Oct 8 | 49.6°F | 52.0°F | 51.7°F |
| Oct 9 | 49.6°F | 53.0°F | 51.7°F |
| Oct 10 | 49.5°F | 52.9°F | 51.6°F |
* actual - actual temperature values
** forecast - projected values for the next week
Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.
Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.