Earliest and Latest Days at or Below 32° F in Philadelphia

This is a list of the earliest and latest days in a winter season where the low temperature fell to at least 32 °F in Philadelphia, Pennsylvania history. It is based on NOAA data from the years 1894–2024.

Earliest freezing temperature in Philadelphia?

The earliest in a winter season that Philadelphia, Pennsylvania has recorded a low temperature of 32 °F or below is September 10 which has happened twice, most recently in 1914.

Latest freezing temperature in Philadelphia?

The latest in a winter season that Philadelphia, Pennsylvania has recorded a low temperature of 32 °F or below is June 17 which happened in 1914.

Earliest Days ≤ 32 °F

Date	Year	Temperature
September 10	1914	31 °F
September 10	1913	32 °F
September 14	1911	31 °F
September 14	1895	30 °F
September 15	1913	30 °F
September 16	1913	30 °F
September 16	1908	32 °F
September 21	1912	32 °F
September 23	1915	29 °F
September 23	1913	31 °F
September 24	1913	32 °F
September 28	1915	32 °F
September 28	1914	31 °F
September 29	1914	30 °F
September 29	1909	32 °F
September 30	1912	30 °F
September 30	1908	32 °F
October 2	1914	29 °F
October 2	1907	32 °F
October 3	1912	32 °F
October 3	1911	32 °F
October 3	1910	32 °F
October 3	1908	32 °F

Latest Days ≤ 32 °F

Date	Year	Temperature
June 17	1914	32 °F
June 9	1913	32 °F
June 8	1912	32 °F
June 6	1914	31 °F
May 28	1902	30 °F
May 27	1915	32 °F
May 22	1907	32 °F
May 21	1907	32 °F
May 21	1895	29 °F
May 19	1915	32 °F
May 18	1914	32 °F
May 17	1895	29 °F
May 16	1914	32 °F
May 16	1895	30 °F
May 16	1894	29 °F
May 15	1915	32 °F
May 12	1913	28 °F
May 11	1966	28 °F
May 11	1913	29 °F
May 11	1895	30 °F