The summary climate graph for Pocatello, ID shows a selection of temperature, rainfall and snow minimum, mean and maximum measures over the course of a year. Click on each of the measures in the key to toggle them on and off.
The warmest month in Pocatello Regional Airport, Pocatello, Idaho is July with an average high temperature of 89.8°F. The hottest day on record was August 9 1990 when the temperature hit 104.0°F. During January the overnight temperature drops to an average of 15.4°F with the lowest temperature of -33.0°F being recorded on February 1 1985.
The warmest days on record are:
| 9 Aug 1990 | 104°F |
| 22 Jul 2000 | 104°F |
| 26 Jun 1988 | 102.9°F |
| 1 Aug 2000 | 102.9°F |
| 14 Jul 2002 | 102.9°F |
The warmest months on average were:
| July 2007 | 96.5°F |
| July 2003 | 96°F |
| July 2006 | 95.6°F |
| July 2002 | 94.2°F |
| July 2012 | 93.9°F |
The coldest days on record are:
| 1 Feb 1985 | -33°F |
| 24 Dec 1990 | -29°F |
| 8 Jan 1979 | -27.9°F |
| 19 Jan 1984 | -27.9°F |
| 23 Dec 1983 | -25.1°F |
The coldest months on average were:
| December 1985 | 0.4°F |
| January 1979 | 0.8°F |
| January 1985 | 3.4°F |
| December 1990 | 3.5°F |
| February 2002 | 5.8°F |
The wettest month by average rainfall in Pocatello, ID is April with an average of 1.8 inches of rain falling on 9 to 10 days.Although in May it typically rains on more days with 1.5 inches falling in 10 to 11 days. The driest month by average rainfall in Pocatello, ID is August with an average of 0.6 inches of rain falling on 6 to 7 days. Although in February it typically rains on less days with 1.1 inches falling in 5 to 6 days
The wettest days on record are:
| 1 May 1973 | 3.2 inches |
| 9 May 1991 | 1.3 inches |
| 21 May 1981 | 1 inches |
| 17 May 2005 | 1 inches |
| 10 May 2011 | 0.9 inches |
The wettest months on record are:
| April 1973 | 28.8 inches |
| March 1973 | 17.1 inches |
| January 1973 | 10 inches |
| February 1973 | 7.3 inches |
| June 2009 | 4.1 inches |
The driest months on record are:
| February 1943 | 0 inches |
| March 1943 | 0 inches |
| April 1943 | 0 inches |
| May 1943 | 0 inches |
| June 1943 | 0 inches |