Thaw (weather)
（重定向自January thaw）
![Thaw](/Images/godic/202501/21/Tauwetter4450.jpg")
January thaw is a term applied to a thaw or rise in temperature in mid-winter found in mid-latitude North America.
Sinusoidal estimates of expected temperatures, for northern locales, usually place the lowest temperatures around January 23 and the highest around July 24, and provide fairly accurate estimates of temperature expectations. Actual average temperatures in North America usually significantly differ twice over the course of the year: