December weather in Pocatello, ID
The average temperature in Pocatello in December is 28.5°F (21.0°F–36.1°F). Average precipitation: 1.17 inches. Average snowfall is 9.1 inches.
December is a winter month in Pocatello, and is cooler than the annual average of 50.2°F. Daily temperatures swing about 15.1°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 8h 51m. For travel, December is cold.
Avg High
36.1°F
Avg Low
21.0°F
Precipitation
1.17 in
Snow
9.1 in
December records in Pocatello
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 57.9°F (2008) | 3.9°F (2015) | 0.21 in (2023) |
| December 2 | 61.0°F (2021) | 3.9°F (2015) | 0.77 in (2012) |
| December 3 | 55.9°F (2021) | 3.9°F (2009) | 0.51 in (2005) |
| December 4 | 57.0°F (2021) | 9.0°F (2006) | 0.37 in (2016) |
| December 5 | 55.0°F (2014) | 3.0°F (2011) | 0.27 in (2025) |
| December 6 | 57.0°F (2014) | 7.0°F (2009) | 0.23 in (2010) |
| December 7 | 54.0°F (2014) | -4.0°F (2005) | 0.34 in (2023) |
| December 8 | 51.1°F (2006) | -2.9°F (2005) | 0.30 in (2023) |
| December 9 | 60.1°F (2015) | 0.0°F (2005) | 0.39 in (2016) |
| December 10 | 59.0°F (2025) | -13.0°F (2009) | 0.40 in (2016) |
| December 11 | 59.0°F (2014) | -7.1°F (2009) | 0.15 in (2023) |
| December 12 | 60.1°F (2014) | 6.1°F (2007) | 0.27 in (2022) |
| December 13 | 59.0°F (2025) | 12.0°F (2005) | 0.20 in (2014) |
| December 14 | 57.0°F (2025) | 5.0°F (2008) | 0.51 in (2015) |
| December 15 | 54.0°F (2025) | -0.9°F (2008) | 0.13 in (2024) |
| December 16 | 55.0°F (2025) | 10.9°F (2005) | 0.78 in (2016) |
| December 17 | 51.1°F (2025) | 0.0°F (2016) | 0.30 in (2012) |
| December 18 | 48.9°F (2024) | -2.9°F (2022) | 0.17 in (2010) |
| December 19 | 53.1°F (2023) | -6.0°F (2016) | 0.56 in (2010) |
| December 20 | 48.0°F (2018) | 10.0°F (2006) | 0.26 in (2007) |
| December 21 | 52.0°F (2024) | 7.0°F (2017) | 0.29 in (2025) |
| December 22 | 53.1°F (2025) | -8.0°F (2022) | 0.43 in (2008) |
| December 23 | 53.1°F (2025) | -2.0°F (2022) | 0.33 in (2021) |
| December 24 | 59.0°F (2025) | 1.0°F (2017) | 0.25 in (2016) |
| December 25 | 57.0°F (2025) | 6.1°F (2023) | 0.65 in (2008) |
| December 26 | 51.1°F (2025) | 3.9°F (2014) | 0.54 in (2025) |
| December 27 | 45.0°F (2004) | -2.0°F (2015) | 0.75 in (2022) |
| December 28 | 50.0°F (2004) | 3.0°F (2015) | 0.30 in (2005) |
| December 29 | 52.0°F (2017) | 3.9°F (2016) | 0.21 in (2024) |
| December 30 | 57.0°F (2011) | -2.9°F (2014) | 0.24 in (2005) |
| December 31 | 50.0°F (2011) | -6.0°F (2014) | 0.41 in (2004) |