December weather in Wellsville, NY
The average temperature in Wellsville in December is 27.7°F (20.0°F–35.4°F). Average precipitation: 2.83 inches. Average snowfall is 12.1 inches.
December is a winter month in Wellsville, and is cooler than the annual average of 44.9°F. Daily temperatures swing about 15.4°F between overnight low and afternoon high. Expect about 14 days with precipitation. Daylight averages about 8h 56m. For travel, December is cold.
Avg High
35.4°F
Avg Low
20.0°F
Precipitation
2.83 in
Snow
12.1 in
December records in Wellsville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.0°F (2006) | 3.9°F (2013) | 1.81 in (2010) |
| December 2 | 62.1°F (2006) | 15.1°F (2025) | 1.26 in (2010) |
| December 3 | 62.1°F (2006) | 17.1°F (2007) | 0.85 in (2004) |
| December 4 | 59.0°F (2012) | 14.0°F (2004) | 0.75 in (2023) |
| December 5 | 66.9°F (2012) | -2.0°F (2025) | 0.70 in (2012) |
| December 6 | 57.9°F (2013) | -5.1°F (2025) | 1.40 in (1977) |
| December 7 | 50.0°F (2015) | -0.9°F (2007) | 0.93 in (1962) |
| December 8 | 51.1°F (2004) | 1.9°F (2005) | 0.79 in (1971) |
| December 9 | 52.0°F (2023) | -6.0°F (2025) | 0.35 in (1963) |
| December 10 | 55.9°F (2023) | -8.0°F (2025) | 1.23 in (1975) |
| December 11 | 54.0°F (2012) | 10.9°F (2009) | 1.19 in (1969) |
| December 12 | 59.0°F (2021) | 3.0°F (2025) | 0.72 in (2007) |
| December 13 | 59.0°F (2015) | -4.0°F (2005) | 0.43 in (1985) |
| December 14 | 64.0°F (2015) | -7.1°F (2005) | 0.63 in (2007) |
| December 15 | 64.9°F (2015) | -8.0°F (2005) | 0.94 in (1999) |
| December 16 | 55.0°F (2011) | 1.0°F (2017) | 1.03 in (2002) |
| December 17 | 60.1°F (2021) | -4.0°F (2013) | 0.81 in (2020) |
| December 18 | 55.0°F (2006) | 3.9°F (2005) | 0.67 in (2001) |
| December 19 | 50.0°F (2025) | 3.0°F (2005) | 0.74 in (1995) |
| December 20 | 53.1°F (2025) | -8.0°F (2004) | 0.58 in (2008) |
| December 21 | 57.9°F (2011) | -7.1°F (2004) | 0.78 in (2018) |
| December 22 | 60.1°F (2013) | 0.0°F (2008) | 1.29 in (1998) |
| December 23 | 61.0°F (2013) | -6.0°F (2024) | 0.70 in (2015) |
| December 24 | 61.0°F (2015) | -5.1°F (2022) | 0.76 in (2007) |
| December 25 | 59.0°F (2015) | -5.1°F (2022) | 1.78 in (1978) |
| December 26 | 52.0°F (2021) | 3.0°F (2013) | 0.66 in (2002) |
| December 27 | 52.0°F (2008) | 1.0°F (2017) | 1.80 in (2012) |
| December 28 | 55.0°F (2008) | -6.0°F (2017) | 0.92 in (1968) |
| December 29 | 52.0°F (2023) | -0.9°F (2004) | 0.71 in (1990) |
| December 30 | 57.0°F (2024) | -0.9°F (2017) | 1.00 in (2003) |
| December 31 | 54.0°F (2019) | 1.9°F (2017) | 0.99 in (1971) |