Pocatello, ID Climate

Summary Graph

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.

Graph of average and extreme temperature ranges by day for Pocatello, ID.


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.

Warmest Days

Warmest Months

Coldest Days

Coldest Months

The warmest days on record are:

9 Aug 1990104°F
22 Jul 2000104°F
26 Jun 1988102.9°F
1 Aug 2000102.9°F
14 Jul 2002102.9°F

The warmest months on average were:

July 200796.5°F
July 200396°F
July 200695.6°F
July 200294.2°F
July 201293.9°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 19850.4°F
January 19790.8°F
January 19853.4°F
December 19903.5°F
February 20025.8°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

Wettest Days

The wettest days on record are:

1 May 19733.2 inches
9 May 19911.3 inches
21 May 19811 inches
17 May 20051 inches
10 May 20110.9 inches

Wettest Months

The wettest months on record are:

April 197328.8 inches
March 197317.1 inches
January 197310 inches
February 19737.3 inches
June 20094.1 inches

Driest Months

The driest months on record are:

February 19430 inches
March 19430 inches
April 19430 inches
May 19430 inches
June 19430 inches