Great Lakes Water Temperatures. Water Temperature data is collected daily from sources such as USGS and the US Army Corp of Engineers. Climate Central calculated the average annual surface water temperature for each lake … According to a map from NASA and NOAA reports from over the weekend of July 10-12, water temperatures for beachgoers in the shallower coastal areas of lakes … Great Lakes Surface Water Temperatures. Water temperatures in the Great Lakes are running 6 to 11 degrees above average right now, setting records for mid-July on lakes Michigan, Huron, Erie and Ontario. Water temperature data is important in hydrologic forecasting for monitoring formation of ice on rivers and lakes in our regions. The average air temperature and Lake Erie water temperature at Buffalo, New York, defines the various lake-effect seasons. Click on the image for a larger version. The hot air coupled with the cooling water makes for excellent swimming opportunities, great fishing as some of the lake’s sport fish climb up to the warmer waters, and the weather is perfect for simply enjoying the sun and perhaps getting a good tan. Thus, arriving at an average temperature, month-by-month, for all of the water in each Great Lake, throughout all depths, is a complex process. Great Lakes temperature data is from NOAA’s Great Lakes Environmental Research Laboratory. Lake Michigan Temperatures During Summer. If you are looking for a truly grand experience, look no further than the majestic Great Lakes. Created & maintained by Michigan Sea Grant and the MSU Remote Sensing & GIS Research and Outreach Services. Clicking on the hyperlinked "Recent Temperatures" will display station information for the location. Environment and Climate Change Canada reports that the average surface temperature of the largest of the Great Lakes was 13.6 C in July, or 2.2 degrees warmer than the average … Water Temperature Table of the Great Lakes. One of the most fascinating facts about the Great lakes is that it forms a border between America and Canada. The waterspout season on the Great Lakes … This reporting system is a cooperative project between the NOAA CoastWatch Great Lakes Regional Node located at the NOAA Great Lakes Environmental Research Laboratory in Ann Arbor and the Great Lakes Sea Grant Network. Scientists link planet's warming to changing weather patterns in Great Lakes series from ABC7 Chicago, National Geographic ... the average global temperature on Earth has increased by a … Credit: GLERL. IMPORTANT NOTICES: The table below shows the near real-time and average water temperatures in degrees Fahrenheit (°F). Summer is when the water seems most attractive. 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