December weather in Jeannette, PA

The average temperature in Jeannette in December is 34.0°F (26.6°F–41.4°F). Average precipitation: 3.22 inches. Average snowfall is 5.3 inches.

December is a winter month in Jeannette, and is cooler than the annual average of 52.4°F. Daily temperatures swing about 14.8°F between overnight low and afternoon high. Expect about 14 days with precipitation. Daylight averages about 9h 8m. For travel, December is cold.

Avg High
41.4°F
Avg Low
26.6°F
Precipitation
3.22 in
Snow
5.3 in

December records in Jeannette

Date Record High Record Low Record Precip
December 1 60.1°F (2017) 18.0°F (2024) 0.66 in (2016)
December 2 57.9°F (2012) 18.0°F (2024) 0.72 in (2015)
December 3 64.0°F (2018) 21.9°F (2017) 0.35 in (2023)
December 4 68.0°F (2012) 21.9°F (2017) 0.28 in (2012)
December 5 60.1°F (2013) 18.0°F (2025) 1.18 in (2013)
December 6 57.0°F (2021) 12.0°F (2013) 0.50 in (2013)
December 7 55.9°F (2021) 10.9°F (2013) 1.30 in (2012)
December 8 63.0°F (2022) 12.0°F (2013) 1.42 in (2009)
December 9 63.0°F (2023) 10.9°F (2025) 0.58 in (2008)
December 10 61.0°F (2023) 10.9°F (2025) 1.12 in (2019)
December 11 62.1°F (2024) 14.0°F (2013) 1.25 in (2008)
December 12 64.0°F (2020) 14.0°F (2013) 0.77 in (1949)
December 13 62.1°F (2020) 12.0°F (2017) 0.42 in (1949)
December 14 66.0°F (2015) 12.0°F (2017) 0.47 in (2013)
December 15 63.0°F (2015) 10.0°F (2016) 1.13 in (1948)
December 16 55.9°F (2012) 1.9°F (2016) 0.82 in (2018)
December 17 66.9°F (2021) 6.1°F (2016) 0.93 in (2012)
December 18 55.0°F (2016) 18.0°F (2013) 1.21 in (2016)
December 19 60.1°F (2025) 16.0°F (2019) 1.23 in (2008)
December 20 68.0°F (2013) 10.0°F (2016) 1.19 in (2012)
December 21 91.9°F (2015) 10.0°F (2016) 1.00 in (2018)
December 22 60.1°F (2013) 18.0°F (2025) 0.65 in (2018)
December 23 60.1°F (2015) 12.0°F (2024) 0.61 in (2008)
December 24 62.1°F (2015) -2.0°F (2022) 0.73 in (2008)
December 25 61.0°F (2015) 1.0°F (2022) 1.00 in (2020)
December 26 61.0°F (2023) 6.1°F (2022) 0.75 in (2012)
December 27 62.1°F (2016) 6.1°F (2022) 0.84 in (2011)
December 28 66.0°F (2015) 3.9°F (2017) 0.58 in (2023)
December 29 64.9°F (2024) 3.9°F (2017) 0.96 in (1948)
December 30 66.9°F (2024) 3.9°F (2017) 0.54 in (2019)
December 31 66.9°F (2022) 1.0°F (2017) 0.23 in (2020)

Other months in Jeannette