December weather in Allegany, NY
The average temperature in Allegany in December is 28.9°F (20.7°F–37.1°F). Average precipitation: 3.22 inches. Average snowfall is 14.9 inches.
December is a winter month in Allegany, and is cooler than the annual average of 46.3°F. Daily temperatures swing about 16.4°F between overnight low and afternoon high. Expect about 18 days with precipitation. Daylight averages about 8h 57m. For travel, December is cold.
Avg High
37.1°F
Avg Low
20.7°F
Precipitation
3.22 in
Snow
14.9 in
December records in Allegany
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 57.0°F (2014) | 7.0°F (2013) | 3.14 in (2010) |
| December 2 | 48.0°F (2012) | 18.0°F (2022) | 2.00 in (1998) |
| December 3 | 55.0°F (2018) | 18.0°F (2019) | 1.30 in (1986) |
| December 4 | 62.1°F (2012) | 21.0°F (2017) | 2.00 in (1998) |
| December 5 | 66.0°F (2012) | -2.0°F (2025) | 0.67 in (2012) |
| December 6 | 60.1°F (2013) | -2.0°F (2025) | 0.70 in (1977) |
| December 7 | 51.1°F (2021) | 12.9°F (2018) | 1.05 in (1962) |
| December 8 | 50.0°F (2022) | 9.0°F (2025) | 0.79 in (1969) |
| December 9 | 55.9°F (2023) | -6.0°F (2025) | 0.84 in (1951) |
| December 10 | 57.0°F (2023) | -5.1°F (2025) | 1.90 in (1975) |
| December 11 | 55.0°F (2012) | 14.0°F (2018) | 2.00 in (1998) |
| December 12 | 62.1°F (2021) | 1.9°F (2025) | 1.04 in (1959) |
| December 13 | 59.0°F (2015) | 1.9°F (2025) | 0.70 in (1911) |
| December 14 | 63.0°F (2015) | 6.1°F (2024) | 1.05 in (1931) |
| December 15 | 66.9°F (2015) | 1.9°F (2017) | 0.88 in (1999) |
| December 16 | 57.0°F (2021) | 1.9°F (2017) | 0.65 in (1937) |
| December 17 | 61.0°F (2021) | -0.9°F (2013) | 0.62 in (1970) |
| December 18 | 48.9°F (2012) | -0.9°F (2013) | 0.86 in (2016) |
| December 19 | 51.1°F (2025) | 3.9°F (2019) | 0.61 in (1990) |
| December 20 | 48.0°F (2017) | 1.9°F (2016) | 1.02 in (1936) |
| December 21 | 55.0°F (2013) | 3.0°F (2016) | 0.90 in (1973) |
| December 22 | 63.0°F (2013) | 6.1°F (2019) | 1.24 in (1998) |
| December 23 | 62.1°F (2013) | 0.0°F (2024) | 0.88 in (1931) |
| December 24 | 63.0°F (2015) | -11.9°F (2022) | 0.85 in (2007) |
| December 25 | 63.0°F (2015) | -11.0°F (2022) | 2.11 in (1978) |
| December 26 | 57.0°F (2015) | 1.0°F (2013) | 0.74 in (1957) |
| December 27 | 53.1°F (2016) | -5.1°F (2017) | 0.87 in (2015) |
| December 28 | 55.0°F (2019) | -11.0°F (2017) | 0.89 in (1968) |
| December 29 | 54.0°F (2024) | -11.9°F (2017) | 1.19 in (1942) |
| December 30 | 59.0°F (2024) | -2.0°F (2017) | 1.10 in (1915) |
| December 31 | 61.0°F (2022) | -11.0°F (2017) | 1.03 in (1992) |