Summary Graph
The review climate graph for Portland, OR reflects a selection of temperature, rainfall and snow minimum, mean and also maximum procedures over the course of a year. Click on each the the procedures in the key to toggle them on and off.
You are watching: Coldest temperature ever recorded in portland oregon
Temperature
The warmest month in Portland International, Portland, Oregon is August through an median high temperature of 81.4°F. The hottest day on record was July 2 1942 as soon as the temperature fight 107.2°F. During January the overnight temperature drops to an typical of 34.0°F v the lowest temperature the -2.0°F being recorded on January 31 1950.
The warmest work on document are:
| 2 Jul 1942 | 107.2°F |
| 11 Aug 1981 | 106.9°F |
| 30 Jul 2009 | 106°F |
| 3 Sep 1988 | 105.1°F |
| 17 Aug 1977 | 104°F |
The warmest month on mean were:
| July 1985 | 89.7°F |
| July 2009 | 89.4°F |
| August 1986 | 88.5°F |
| August 1981 | 87.4°F |
| July 1996 | 86.5°F |
The coldest work on record are:
| 31 january 1950 | -2°F |
| 2 Feb 1950 | -0.9°F |
| 26 january 1957 | 7°F |
| 17 Dec 1964 | 8.1°F |
| 6 Feb 1989 | 9°F |
The coldest months on typical were:
| January 1949 | 22.6°F |
| January 1950 | 23.3°F |
| January 1937 | 23.7°F |
| January 1979 | 24.6°F |
| December 1985 | 25.5°F |
Rain
The wettest month in Portland, OR is December with an typical of 3.6 inches of rain fall on 20 come 21 days. The driest month in Portland, OR is July v an typical of 0.5 customs of rain fall on 5 come 6 days.
Wettest Days
The wettest job on record are:
| 7 November 2006 | 2.6 inches |
| 1 November 1994 | 2.4 inches |
| 26 November 1998 | 2.4 inches |
| 23 November 2011 | 2.3 inches |
| 2 November 1984 | 2.3 inches |
Wettest Months
The wettest month on document are:
| November 2006 | 11.9 inches |
| December 1977 | 11.5 inches |
| November 1973 | 11.4 inches |
| January 2006 | 10.4 inches |
| November 1995 | 10.3 inches |
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Driest Months
The driest months on record are:
| May 1938 | 0 inches |
| January 1944 | 0 inches |
| January 1950 | 0 inches |
| February 1961 | 0 inches |
| October 1936 | 0 inches |
Information
The climate an introduction for this page is based on data from the an international Summary of the Day and is based on weather observations between May 1936 through to December 2012 at Portland International, Portland, Oregon .