Earliest and Latest Days of 70° F in Ketchikan

This is a list of the earliest and latest days in the year with a high temperature of at least 70 °F in Ketchikan, Alaska history. It is based on NOAA data from the years 1910–2024.

Also see:

Earliest 70 degree day in Ketchikan?

The earliest in the year that Ketchikan, Alaska had a high temperature of at least 70 °F is April 9 which has happened twice, most recently in 1959.

Latest 70 degree day in Ketchikan?

The latest in the year that Ketchikan, Alaska had a high temperature of at least 70 °F is October 1 which happened in 1923.

Earliest Days ≥ 70 °F

Date	Year	Temperature
April 9	1959	71 °F
April 9	1914	72 °F
April 18	2021	72 °F
April 21	1956	73 °F
April 22	1956	73 °F
April 26	1989	72 °F
April 26	1931	72 °F
April 27	2005	72 °F
April 27	1958	70 °F
April 27	1943	71 °F
April 27	1931	70 °F
April 28	1976	75 °F
April 28	1960	72 °F
April 28	1958	70 °F
April 29	1995	71 °F
April 29	1976	75 °F
April 30	1967	70 °F
April 30	1932	70 °F
May 1	1989	70 °F
May 2	2009	76 °F
May 2	1915	76 °F

Latest Days ≥ 70 °F

Date	Year	Temperature
October 1	1923	72 °F
September 30	1936	70 °F
September 29	1918	74 °F
September 28	1925	71 °F
September 28	1918	72 °F
September 27	1928	71 °F
September 27	1918	73 °F
September 25	1942	73 °F
September 24	1967	72 °F
September 24	1940	70 °F
September 23	1995	71 °F
September 23	1952	70 °F
September 23	1940	74 °F
September 23	1928	76 °F
September 22	1995	72 °F
September 22	1974	70 °F
September 22	1952	73 °F
September 22	1940	71 °F
September 22	1928	73 °F
September 21	1995	74 °F
September 21	1976	73 °F
September 21	1975	73 °F
September 21	1974	74 °F
September 21	1952	72 °F
September 21	1927	72 °F