Tell students that the temperature at which a substance freezes is called the freezing point. The freezing point of water is 0 Â°C (32 Â°F). Corn oil and isopropyl alcohol have lower freezing points than water. This means that they need to be cooled to lower temperatures to make them freeze.
Hayward, WI Weather. The average temperature of Hayward is 41.48Â°F, which is lower than the Wisconsin average temperature of 44.71Â°F and is much lower than the national average temperature of 54.45Â°F. Historical Weather.
The average annual temperature varies from 39 F in the north to about 50 F in the south. The highest temperature ever recorded in Wisconsin was 114 F at Wisconsin Dells on July 13, 1936, and the lowest temperature on record was minus 55 F, reported from Couderay on both February 2 and February 4, 1996.