Earliest and Latest Days of 80° F in Waterville

This is a list of the earliest and latest days in the year with a high temperature of at least 80 °F in Waterville, Maine history. It is based on NOAA data from the years 1895–2024.

Also see:

Earliest 80 degree day in Waterville?

The earliest in the year that Waterville, Maine had a high temperature of at least 80 °F is March 22 which happened in 2012.

Latest 80 degree day in Waterville?

The latest in the year that Waterville, Maine had a high temperature of at least 80 °F is October 29 which happened in 2023.

Earliest Days ≥ 80 °F

Date	Year	Temperature
March 22	2012	83 °F
March 23	2012	84 °F
March 29	1945	80 °F
April 1	1998	84 °F
April 6	1928	81 °F
April 11	1945	84 °F
April 12	1945	88 °F
April 13	1968	80 °F
April 13	1945	86 °F
April 17	2017	80 °F
April 18	2012	80 °F
April 18	1976	89 °F
April 19	1976	88 °F
April 19	1927	87 °F
April 19	1914	80 °F
April 20	1941	80 °F
April 20	1938	81 °F
April 20	1927	87 °F
April 21	1977	81 °F
April 21	1941	82 °F
April 21	1927	87 °F

Latest Days ≥ 80 °F

Date	Year	Temperature
October 29	2023	80 °F
October 26	1963	80 °F
October 25	1963	81 °F
October 24	1963	80 °F
October 23	2007	80 °F
October 23	1979	82 °F
October 22	1979	83 °F
October 19	1968	80 °F
October 19	1965	81 °F
October 19	1963	82 °F
October 19	1947	82 °F
October 19	1908	80 °F
October 18	1968	82 °F
October 18	1947	84 °F
October 17	1968	83 °F
October 17	1956	82 °F
October 17	1947	85 °F
October 17	1908	84 °F
October 16	1968	84 °F
October 16	1964	82 °F
October 16	1963	81 °F
October 16	1947	81 °F