Portland, OR: records

4 October 2026: The hottest day on record in Portland, OR: 116°F on Monday 28 June 2021.

The record begins: 1940

All-time records

Hottest day: 116°F; 28 June 2021
Coldest night: -3°F; 2 February 1950
Wettest day: 2.69 in; 19 November 1996
Warmest night: 75°F; 28 June 2021
Coldest day: 14°F; 30 December 1968

Daily records by decade

New daily records set in Portland, OR by decade since the 1960s: the most record highs, 117, came in the 1970s; the most record lows, 77, in the 1970s.

Record highs
Record lows

Every decade as a table

Decade	Record highs	Record lows	Years in the record
1940s	0	0	10
1950s	0	0	10
1960s	2	1	10
1970s	117	77	10
1980s	92	36	10
1990s	65	13	10
2000s	60	13	10
2010s	49	15	10
2020s	59	3	7

Records by month

Month	Highest	Lowest	Wettest day
January	66°F 18 January 2005	-2°F 31 January 1950	2.49 in 1 January 2009
February	71°F 28 February 1988	-3°F 2 February 1950	2.19 in 5 February 2017
March	82°F 26 March 2025	19°F 3 March 1989, 5 March 1955	1.73 in 12 March 2026
April	90°F 30 April 1998	29°F 4 April 1955, 21 April 1951	1.25 in 21 April 1988
May	100°F 28 May 1983	29°F 1 May 1954	1.47 in 19 May 1968
June	116°F 28 June 2021	39°F 1 June 1966	1.70 in 6 June 1958
July	107°F 30 July 1965	43°F 2 July 1955	1.06 in 9 July 1995
August	108°F 14 August 2023	44°F 29 August 1980, 31 August 1951, 29 August 1951	1.47 in 25 August 1977
September	105°F 2 September 1988	34°F 17 September 1965, 22 September 1961	2.23 in 17 September 1969
October	92°F 1 October 1987	26°F 29 October 1971, 28 October 1946	2.44 in 31 October 1994, 27 October 1994
November	73°F 3 November 1975	13°F 24 November 1985, 15 November 1955	2.69 in 19 November 1996
December	67°F 4 December 2023	6°F 16 December 1964	2.67 in 7 December 2015

Streaks, months and years

Longest heat streak	10 days	25 July to 3 August 2009	A high of 90°F or above
Longest cold streak	12 days	18 January to 29 January 1957	A high of 32°F or below
Wettest month	15.24 in	December 2015
Driest month	0.00 in	July 1967
Wettest year	63.20 in	1996
Driest year	22.48 in	1985

Every record in words

The coldest night on record in Portland, OR: a low of -3°F on Thursday 2 February 1950.
The wettest day on record in Portland, OR: 2.69 in on Tuesday 19 November 1996.
The warmest night on record in Portland, OR: a low of 75°F on Monday 28 June 2021.
The coldest day on record in Portland, OR: a high of 14°F on Monday 30 December 1968.
The longest run of days with a high of 90°F or above in Portland, OR: 10 days, from Saturday 25 July to Monday 3 August 2009.
The longest run of days with a high of 32°F or below in Portland, OR: 12 days, from Friday 18 January to Tuesday 29 January 1957.
The wettest month on record in Portland, OR: December 2015, with 15.24 in of precipitation.
The driest month on record in Portland, OR: July 1967, with 0.00 in of precipitation.
The wettest year on record in Portland, OR: 1996, with 63.20 in of precipitation.
The driest year on record in Portland, OR: 1985, with 22.48 in of precipitation.

Portland, OR the day's answers