The previous high for daily average surface water temperature was set on August 14, 1998, at 67.5°F (19.7C). The average temperature in Great Lake Superior in September is 12°. In Lake Superior, researchers at the University of Minnesota Duluth have found that summer surface water temperatures have increased by 5 degrees over the past 30 years. The Lake Superior surface water temperature high in 2018, which occurred in mid-August, was 17 °C. Lake Superior Port Images [Superior/Duluth] [Grand Marais, Minnesota] [Isle Royale] [Keweenaw Peninsula] [Keweenaw Bay] [Grand Marais, Michigan] [Whitefish Bay] Select a label to view region or port map. Sault Ste. Water temp for the local area and climate data is provided daily by the National Oceanic and Atmospheric Administration. Lake Ontario broke a record this July for hottest surface water temperature ever recorded on the lake since 1995. The average sea water temperature in Great Lake Superior in September is 23.3° which is warm and pleasant for relaxing and swimming for long periods. Also consider one of our other suggestions for September. Africa Asia Aus & Pacific Europe Latin America N America S America Mid East. very comfortable. Sea state. The average maximum wind speed is 22kmh in the previous month and 26kmh in the next month. Sunrise and Sunset. September is a cold and The dew point is 16° in the previous month and 7° in the next month. Watch out for relections from water that may increase ultraviolet exposure. 7 November 2020. The maximum relative humidity is 97.3% in the previous month and 96.2% in the next month. The maximum dew point (an indicator of humidity) in Great Lake Superior in September is 13° which is slightly rainy a slightly wet time The average total rainfall in Great Lake Superior in September is 5.9cm and on average there are 12.7 rainy days in September making it 65%. time for sunbathing in Great Lake Superior and not really recommended. The ultraviolet index in Great Lake Superior in September is typically 5.1 during September. 7.3°C / 45.2°F Current weather-1°C / 30°F (overcast clouds) Wind. Marie, Lake Superior: The current water temperature 30.2 °F The temperature … Lake Superior has warmed considerably. Lake Huron has warmed up visually. Sea temperature . The average relative humidity in Great Lake Superior in September is typically 85.3%. Offshore Buoy (LLO2) Air Temperature: 43.2 °F; Surface Water Temperature: 43.3 °F; Wind: 12 mph out of the E (gusting to 13 mph) Wave Height: 2.7 ft; Last Updated: November 7, 2020 3:00pm CDT. The average maximum relative humidity in Great Lake Superior in September is typically 97.2%. The average maximum wind speed in Great Lake Superior in September is typically 26kmh. The Lake Superior surface water temperature high in 2018, which occurred in mid-August, was 17 °C. The average temperature ranges is 16° in the previous month and 6° in the next month. Wind Meter. To get the warmest weather, the hottest month of July and the adjacent months of August and June are the best time to visit lake superior, but winter will provide you with spectacular snowy landscapes. Above is a comparison of surface water temperatures from July 12 on the left and August 11 on the right. The average minimum temperature in Great Lake Superior in September is 8°. Lake Superior, United States water temperatures. September is a good month for swimming in Great Lake Superior with warm sea temperatures. Tanning for hours is possible with the right application of sun cream. The average wind speed in Great Lake Superior in September is typically 16kmh. Keep out of the sun during the strongest hours around midday when unprotected skin risks burning in less than 30 minutes. The average maximum temperature in Great Lake Superior in September is 16°. The average day light hours per day in Great Lake Superior in September are 12.6 and there are 6.1 hours of sunshine per day on average during September making it a quite sunny month with some cloud cover. Most questions can be answered by your Sea Grant Agent or on our CoastWatch Help Pages. Average water temperature in Lake Superior in September is 14.7°C/58.5°F and therefore is not suitable for comfortable swimming. is warm and pleasant for relaxing and swimming for long periods. Water temperature in Lake Superior today is 5.4°C/41.7°F. The icy spring chill lingers well into early summer. Consider visiting Great Lake Superior in the months of Win a Floating waterproof bluetooth speaker, Best Waterproof and Floating Bluetooth Speakers, The Best Beaches and Islands for Luxuriating in Italy, Suping Coron Island - The Best Island in the World, Review or add a beach and win Amazon vouchers, 12 Beaches Featured on Survivor Where You Can Actually Vacation, 47 Movies Filmed on Stunning Beaches You Should Visit. This is a degree above the long-term average surface water temperature high of 16 °C; it also took place a couple of weeks earlier than the long-term average high, which occurs in early September. Home; North America; United States; Lake Superior; Lake Superior Water Temperature (Today) Nov 2020. The average sea water temperature in Great Lake Superior in September is 23.3° which Western Arm. The average relative humidity is 84.3% in the previous month and 84.6% in the next month. Lake Superior hit a 31-year high mark in the daily average temperature of its surface waters on August 11 when the average for that day on several monitoring buoys on the open lake tallied 68.7°F (20.4°C). Water temps is based on average surface temperatures measured throuhout Lake Superior. The average wind speed is 13kmh in the previous month and 16kmh in the next month. ... above normal air temperatures during the rest of August and September could potentially translate to continued high surface temperatures in the Great Lakes for the rest of summer. LLO Buoys. June, July, August, September, In Lake Superior, researchers at the University of Minnesota Duluth have found that summer surface water temperatures have increased by 5 degrees over the past 30 years. The average water temperature in Duluth in winter reaches 1°C/33.8°F, in spring 3°C/37.4°F, in summer the average temperature rises to 16°C/60.8°F, and in autumn it is 11°C/51.8°F. But on some days of July, August, September, the water temperature warms up to 20°C/68°F and above. The average maximum temperature is 20° in the previous month and 10° in the next month. Lake Superior Water Temperature (Today) Nov 2020. Lake Superior wind conditions. An ultraviolet index reading of 3 to 5 indicates there is a moderate risk of harm from unprotected sun exposure. Humidity. The average wind direction in Great Lake Superior in September is from the South East. Surface Water Temperature: 41.9 °F; Wind: 12 mph out of the E (gusting to 15 mph) Last Updated: November 7, 2020 3:00pm CDT. Based on our historical data over a period of ten years, the warmest sea in this day in Lake Superior was recorded in 2016 and was 8.7°C/47.7°F, and the coldest was recorded in 2019 at 5.9°C/42.6°F. This is a degree above the long-term average surface water temperature high of 16 °C; it also took place a couple of weeks earlier than the long-term average high, which occurs in early September. Current water temperature in Duluth. for the best beach weather. For the sensitive wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating. Click on pins to view water temperature. to visit the beach. 8 mph. Water temperatures on Lake Superior typically bottom out in March and peak in early September. The warmest water temperature in Lake Superior in September is 20.4°C/68.7°F, and the coldest water temperature in September is 8.5°C/47.3°F. Map showing Lake Superior locations. “Long-term” in this instance is a period of 25 years, from 1992 to 2017. The minimum temperature is 12° in the previous month and 3° in the next month. Lake …