December weather in Bellport, NY
The average temperature in Bellport in December is 36.9°F (29.3°F–44.5°F). Average precipitation: 4.50 inches.
December is a winter month in Bellport, and is cooler than the annual average of 52.4°F. Daily temperatures swing about 15.2°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 9h 5m. For travel, December is cold.
Avg High
44.5°F
Avg Low
29.3°F
Precipitation
4.50 in
Daylight
9h 5m
December records in Bellport
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 66.9°F (2001) | 23.2°F (2007) | 0.76 in (2004) |
| December 2 | 57.9°F (2015) | 19.2°F (2024) | 1.19 in (2018) |
| December 3 | 66.0°F (2009) | 15.1°F (2000) | 1.26 in (2009) |
| December 4 | 60.1°F (2001) | 14.0°F (2002) | 0.15 in (2005) |
| December 5 | 68.0°F (2001) | 18.0°F (2000) | 1.85 in (2020) |
| December 6 | 63.0°F (2001) | 14.0°F (2002) | 1.22 in (2014) |
| December 7 | 60.1°F (2001) | 12.0°F (2002) | 1.23 in (2022) |
| December 8 | 59.0°F (2004) | 16.2°F (2019) | 0.55 in (2012) |
| December 9 | 57.9°F (2009) | 10.0°F (2002) | 2.24 in (2014) |
| December 10 | 60.1°F (2015) | 10.2°F (2010) | 1.22 in (2012) |
| December 11 | 62.1°F (2024) | 18.1°F (2018) | 2.48 in (2008) |
| December 12 | 66.9°F (2015) | 19.2°F (2013) | 1.51 in (2010) |
| December 13 | 66.9°F (2015) | 18.0°F (2000) | 0.83 in (2009) |
| December 14 | 62.1°F (2015) | 9.0°F (2005) | 1.58 in (2019) |
| December 15 | 62.1°F (2015) | 8.1°F (2005) | 1.23 in (2013) |
| December 16 | 57.9°F (2021) | 15.1°F (2004) | 1.32 in (2024) |
| December 17 | 61.0°F (2024) | 15.3°F (2010) | 1.23 in (2020) |
| December 18 | 63.0°F (2023) | 15.1°F (2002) | 1.99 in (2012) |
| December 19 | 57.0°F (2025) | 15.3°F (2011) | 0.74 in (2008) |
| December 20 | 60.1°F (2002) | 10.9°F (2004) | 1.12 in (2002) |
| December 21 | 62.1°F (2018) | 6.1°F (2004) | 1.49 in (2018) |
| December 22 | 61.0°F (2013) | 15.3°F (2008) | 0.58 in (2022) |
| December 23 | 64.9°F (2015) | 6.3°F (2009) | 1.32 in (2015) |
| December 24 | 64.0°F (2015) | 8.2°F (2022) | 0.73 in (2014) |
| December 25 | 64.9°F (2015) | 12.9°F (1999) | 1.85 in (2020) |
| December 26 | 57.0°F (2015) | 10.9°F (2000) | 0.69 in (2009) |
| December 27 | 62.1°F (2015) | 14.0°F (2004) | 0.44 in (2012) |
| December 28 | 55.9°F (2018) | 3.0°F (2004) | 2.22 in (2023) |
| December 29 | 59.0°F (2024) | 10.2°F (2017) | 1.57 in (2013) |
| December 30 | 57.9°F (2024) | 10.2°F (2017) | 1.06 in (2019) |
| December 31 | 55.9°F (2011) | 9.1°F (2017) | 1.29 in (2018) |