Ontario Beach-Rochester Water Temperature and Wetsuit Guide
(Lake Ontario – United States)
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Today's Ontario Beach-Rochester sea temperature is 5.3 °C
(Which is slightly cooler than normal)
| Mean: | 5.8 °C | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Range: | 3.8 °C to 10.0 °C | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statistics for 08 May (1981–2005) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Today, many surfers would wear a winter wetsuit, a neoprene hood, gloves and boots.
The water temperature (5 °C) at Ontario Beach-Rochester is very cold today and the windchill (4 °C) will make the air temperature seem even colder. You'll need a thick hooded winter wetsuit as well as neoprene gloves and neoprene boots and the cloudiness won't make it feel any warmer.
Map of current United States Surface Water Temperatures based on measurements from oceanographic satellites |
Map of current United States Sea Water Temperature Anomalies (compared with long term averages at this time of year) |
(click thumbnails to expand)
Below is a graph of Historical Sea Surface Temperature for Ontario Beach-Rochester. This has been derived from analysis of two decades of oceanographic satellite measurements of nearby open water. We have calculated the average water temperature variation around the year as well as the extremes that have been observed on each date.
All of the graphs for the surf breaks presented on Surf-Forecast.com are on the same scale to enable comparison between locations around the world.
Ontario Beach-Rochester sea water temperatures peak in the range 19 to 24°C (66 to 75°F) on around the 12th of August and are at their coldest on about the 10th of February, in the range 1 to 3°C (34 to 37°F). Ontario Beach-Rochester sea water temperatures are warmest in the second week of August. Surfers should use a 2mm long sleeve shorty or a 3/2mm spring wetsuit if the wind is up. The coldest sea water temperatures at Ontario Beach-Rochester mean that you will need a flexible 6/5/4mm wetsuit or a well fitting 5/4mm wetsuit with gloves and 5mm neoprene booties and a hood to surf here in early to mid February.
Actual sea surface water temperatures close to shore at Ontario Beach-Rochester can vary by several degrees compared with these open water averages. This is especially true after heavy rain, close to river mouths or after long periods of strong offshore winds. Offshore winds cause colder deep water to replace surface water that has been warmed by the sun. Air temperature, wind-chill and sunshine should also be considered before deciding on the kind of wetsuit needed to stay warm when surfing at Ontario Beach-Rochester. Refer to our detailed weather forecasts for this information.
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