Highest Daily Low Temperatures in Waterville History

This is a list of the hottest daily low temperatures ever recorded in Waterville, Maine history from 1895–2024 based on data from the NOAA.

Highest temperatures all-time

Record for the highest daily low temperature in Waterville

The highest low temperature for a calendar day in Waterville, Maine history was 77 °F which happened on Saturday, August 27, 1949.

Rank	Temperature	Date
1	77 °F	August 27, 1949
2	76 °F	August 9, 1949
3	74 °F	August 14, 2023
3	74 °F	July 16, 1975
5	73 °F	July 6, 2018
5	73 °F	July 22, 2011
5	73 °F	July 23, 1994
5	73 °F	July 10, 1987
5	73 °F	July 31, 1931
5	73 °F	July 12, 1916
11	72 °F	June 29, 2021
11	72 °F	August 7, 1988
11	72 °F	August 6, 1988
11	72 °F	June 21, 1955
11	72 °F	June 20, 1955
11	72 °F	July 29, 1949
11	72 °F	August 15, 1947
11	72 °F	July 28, 1921
11	72 °F	July 22, 1920
20	71 °F	August 7, 2022
20	71 °F	August 12, 2020
20	71 °F	July 28, 2020
20	71 °F	July 12, 2020
20	71 °F	July 21, 2019
20	71 °F	August 9, 2018
20	71 °F	July 23, 2011
20	71 °F	July 7, 2010
20	71 °F	August 23, 2009
20	71 °F	September 8, 1999
20	71 °F	July 9, 1987
20	71 °F	September 8, 1983
20	71 °F	July 21, 1977
20	71 °F	August 4, 1973
20	71 °F	July 24, 1955
20	71 °F	July 18, 1955
20	71 °F	July 16, 1952
20	71 °F	August 26, 1948
20	71 °F	July 4, 1911
20	71 °F	July 17, 1901