Earliest and Latest Days of 100° F in Lowell

This is a list of the earliest and latest days in the year with a high temperature of at least 100 °F in Lowell, Massachusetts history. It is based on NOAA data from the years 1885–2024.

Also see:

Earliest 100 degree day in Lowell?

The earliest in the year that Lowell, Massachusetts had a high temperature of at least 100 °F is June 11 which happened in 2008.

Latest 100 degree day in Lowell?

The latest in the year that Lowell, Massachusetts had a high temperature of at least 100 °F is September 2 which happened in 1953.

Earliest Days ≥ 100 °F

Date	Year	Temperature
June 11	2008	102 °F
June 26	1952	100 °F
June 28	2007	101 °F
July 3	1966	101 °F
July 3	1911	100 °F
July 4	1911	102 °F
July 5	2002	100 °F
July 5	1911	103 °F
July 6	1911	101 °F
July 10	1911	100 °F
July 14	1952	101 °F
July 15	1995	101 °F
July 15	1952	100 °F
July 23	2011	102 °F
July 23	1952	102 °F
July 24	1952	101 °F
July 28	1949	100 °F
July 30	1949	101 °F
August 1	1955	100 °F
August 5	1955	100 °F

Latest Days ≥ 100 °F

Date	Year	Temperature
September 2	1953	100 °F
August 27	1948	100 °F
August 26	1948	103 °F
August 15	2002	100 °F
August 11	1949	100 °F
August 10	1949	101 °F
August 6	1955	100 °F
August 5	1955	100 °F
August 1	1955	100 °F
July 30	1949	101 °F
July 28	1949	100 °F
July 24	1952	101 °F
July 23	2011	102 °F
July 23	1952	102 °F
July 15	1995	101 °F
July 15	1952	100 °F
July 14	1952	101 °F
July 10	1911	100 °F
July 6	1911	101 °F
July 5	2002	100 °F
July 5	1911	103 °F