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St. John
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Can I swim in St. John's in September? All information about water temperature in Atlantic Ocean in September. Historical data, comparison and analysis.

Analysis of historical data on water temperature in St. John's in September

#minimal
44°F
#average
55°F
#maximum
62°F

Average temperature in Atlantic Ocean in St. John's in September is 55°F. In general, this water temperature is unacceptable for swimming. But hardened people can afford to be in such water for 5-10 minutes.

Minimum water temperature in St. John's in September is 44°F, maximum - 62°F. In recent years, at the beginning of the month, the temperature value here is at around 57°F, and by the end of the month the water warms up to 50°F.

Average water temperature in the first decade is 57°F, in the middle of the month - 55°F, and at the end - 52°F.

Table of water temperature values in St. John's in September in recent years

Day2024202320222021
159°F59°F57°F57°F
259°F57°F57°F57°F
359°F57°F57°F55°F
459°F55°F57°F55°F
557°F57°F55°F55°F
657°F57°F55°F55°F
759°F57°F55°F55°F
860°F57°F55°F55°F
960°F55°F53°F57°F
1060°F55°F57°F57°F
1159°F55°F57°F57°F
1259°F55°F53°F57°F
1357°F55°F51°F57°F
1459°F55°F51°F55°F
1560°F55°F51°F55°F
1659°F55°F50°F55°F
1759°F55°F50°F55°F
1859°F53°F50°F55°F
1959°F53°F50°F55°F
2059°F55°F48°F55°F
2159°F55°F48°F55°F
2259°F51°F48°F55°F
2359°F53°F48°F53°F
2457°F55°F46°F55°F
2557°F53°F46°F55°F
2657°F53°F46°F53°F
2755°F53°F44°F53°F
2855°F53°F44°F53°F
2953°F53°F44°F53°F
3053°F51°F44°F51°F

Water temperature in neighboring resorts

Details of the water temperature today in St. John's and forecast for the next week, see the link:
seatemperature.net/current/canada/st.-johns-newfoundland-and-labrador-canada-sea-temperature

Find out the temperature of sea water in more than 12000 cities and resorts around the world. Water surface temperature values are available in real time. There is a forecast of water temperature changes for the next few days, as well as historical data of sea surface temperature are available for all days of the last years.

We use data from various sources, including National Centers for Environmental Information (NOAA), meteorological services of different countries, data received from more than a thousand buoys around the world, satellite systems for scanning the surface of the oceans and seas.

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