December weather in Dunkirk, NY
The average temperature in Dunkirk in December is 31.9°F (25.8°F–38.0°F). Average precipitation: 4.15 inches.
December is a winter month in Dunkirk, and is cooler than the annual average of 48.4°F. Daily temperatures swing about 12.2°F between overnight low and afternoon high. Daylight averages about 8h 54m. For travel, December is cold.
Avg High
38.0°F
Avg Low
25.8°F
Precipitation
4.15 in
Daylight
8h 54m
December records in Dunkirk
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 59.0°F (2016) | 18.0°F (2015) | 1.28 in (2024) |
| December 2 | 52.0°F (2015) | 21.0°F (2024) | 0.75 in (2016) |
| December 3 | 60.1°F (2018) | 23.0°F (2025) | 0.23 in (2015) |
| December 4 | 52.0°F (2022) | 24.1°F (2024) | 0.91 in (2023) |
| December 5 | 54.0°F (2017) | 7.0°F (2025) | 0.27 in (2017) |
| December 6 | 53.1°F (2017) | 10.9°F (2025) | 0.27 in (2021) |
| December 7 | 52.0°F (2021) | 24.1°F (2024) | 0.31 in (2016) |
| December 8 | 45.0°F (2022) | 12.0°F (2025) | 0.71 in (2017) |
| December 9 | 57.9°F (2023) | 7.0°F (2025) | 0.08 in (2021) |
| December 10 | 60.1°F (2023) | 10.9°F (2025) | 0.58 in (2024) |
| December 11 | 55.0°F (2021) | 19.0°F (2019) | 0.67 in (2024) |
| December 12 | 66.0°F (2021) | 18.0°F (2019) | 0.58 in (2021) |
| December 13 | 60.1°F (2015) | 15.1°F (2017) | 0.65 in (2024) |
| December 14 | 64.0°F (2015) | 8.1°F (2024) | 0.20 in (2019) |
| December 15 | 68.0°F (2015) | 10.9°F (2024) | 1.17 in (2019) |
| December 16 | 63.0°F (2021) | 12.9°F (2016) | 0.75 in (2022) |
| December 17 | 63.0°F (2021) | 14.0°F (2016) | 0.40 in (2017) |
| December 18 | 51.1°F (2024) | 18.0°F (2016) | 0.75 in (2016) |
| December 19 | 55.0°F (2025) | 15.1°F (2019) | 0.61 in (2025) |
| December 20 | 46.9°F (2017) | 9.0°F (2016) | 0.13 in (2016) |
| December 21 | 48.0°F (2015) | 12.0°F (2016) | 1.06 in (2018) |
| December 22 | 52.0°F (2015) | 10.9°F (2024) | 0.42 in (2015) |
| December 23 | 55.0°F (2015) | 6.1°F (2024) | 0.34 in (2017) |
| December 24 | 64.0°F (2015) | -0.9°F (2022) | 0.73 in (2017) |
| December 25 | 59.0°F (2015) | 0.0°F (2022) | 0.70 in (2020) |
| December 26 | 59.0°F (2023) | 10.9°F (2022) | 0.60 in (2021) |
| December 27 | 57.9°F (2019) | 9.0°F (2017) | 1.22 in (2015) |
| December 28 | 57.9°F (2019) | 6.1°F (2017) | 0.51 in (2023) |
| December 29 | 59.0°F (2024) | 3.9°F (2017) | 0.78 in (2025) |
| December 30 | 62.1°F (2024) | 6.1°F (2017) | 1.05 in (2019) |
| December 31 | 62.1°F (2022) | 0.0°F (2017) | 0.63 in (2020) |