Climate Summary for December
Station: Trenton-Mercer Airport (288887) State: New Jersey Period of Record: 12/1998-12/2023 (# of years included = 26) Normals Period: 1991-2020 Temperature Precipitation EXTREMES EXTREMES Greatest Daily Greatest | Cumulative Chance Chance Day Normal Normal | Highest Yr Lowest Yr Highest Yr Lowest Yr || amount snowfall | normal >=.01" >=.1" Max (F) Min (F) | Max (F) Max (F) Min (F) Min (F) || Inches Yr Inches Yr | precip(in) precip snow 1 49 33 | 71 2006 35 1999 48 2001 20 1999 || 1.56 2010 0.0 2019* | 0.13 0.42 0.00 2 49 32 | 63 1998 35 2007* 48 2015 22 2022* || 0.68 2009 0.7 2007 | 0.26 0.35 0.12 3 48 32 | 69 1998 34 2003* 46 2023 13 2000 || 0.81 2023 0.1 2019 | 0.40 0.23 0.04 4 48 32 | 73 1998 30 2002 50 1998 12 2002 || 0.39 2005 3.8 2005 | 0.54 0.23 0.04 5 48 32 | 74 2001 27 2002 48 1998 21 2022 || 0.67 2020 7.0 2002 | 0.67 0.46 0.19 6 47 32 | 72 2001 29 2003 55 2011 15 2002 || 0.92 2014 3.3 2003 | 0.81 0.42 0.12 7 47 31 | 76 1998 30 2003 51 2022 9 2002 || 2.06 2011 0.0 2023* | 0.94 0.35 0.00 8 47 31 | 58 2004 27 2008 45 1998 16 2005 || 0.67 2001 3.0 2013 | 1.08 0.27 0.04 9 46 31 | 58 2009* 28 2002 41 2012 12 2002 || 1.98 2009 5.7 2017 | 1.21 0.42 0.08 10 46 31 | 64 2008 31 2002 47 2004 11 2002 || 1.34 2023 3.7 2013 | 1.36 0.38 0.08 11 46 30 | 66 2021 32 2013* 41 2021 16 2013* || 2.05 2008 0.8 2019 | 1.49 0.50 0.08 12 45 30 | 68 2015 27 2013 43 2015 17 2013 || 1.06 2010 0.0 2013* | 1.63 0.23 0.00 13 45 30 | 70 2015 26 2005 52 2015 12 2005 || 0.86 2009 0.9 2017 | 1.77 0.46 0.08 14 45 30 | 68 2015 22 2005 53 2015 8 2005 || 1.15 2003 2.4 2013 | 1.90 0.42 0.12 15 44 30 | 67 2015 27 2017 50 2015 11 2005 || 1.19 2022 1.6 2017 | 2.03 0.27 0.12 16 44 29 | 61 2021 27 2016 47 2021 14 2016 || 1.04 2007 4.5 2020 | 2.16 0.38 0.08 17 44 29 | 66 2000 30 2013 45 2015 19 2002 || 1.05 2015 0.9 2020 | 2.29 0.46 0.12 18 44 29 | 66 2006 32 2000 42 2006 14 2002 || 2.17 2023 0.3 2019 | 2.42 0.23 0.04 19 43 29 | 58 2017 27 2019 38 2017 13 2020 || 0.90 2008 8.8 2009 | 2.55 0.23 0.12 20 43 28 | 61 2002 18 2004 40 2011 8 2004 || 0.58 1999 1.2 2009 | 2.69 0.27 0.08 21 43 28 | 64 2018* 31 2000 54 2018 11 2004 || 1.10 2012 0.0 2020* | 2.82 0.19 0.00 22 43 28 | 68 2013 25 2008 59 2013 11 2000 || 0.75 2006 1.0 2000 | 2.95 0.46 0.04 23 42 28 | 69 2015 24 1998 53 2015 7 2022 || 1.20 2015 0.7 1998 | 3.08 0.46 0.08 24 42 28 | 72 2015 14 2022 61 2015 5 2022 || 1.95 2003 0.7 2012 | 3.21 0.46 0.12 25 42 27 | 66 2015 24 2000 60 2015 12 2022 || 1.05 2002 2.5 2002 | 3.33 0.42 0.04 26 42 27 | 60 2015 27 2000 48 2015 9 1998 || 1.40 2009 8.7 2010 | 3.45 0.31 0.08 27 42 27 | 63 2015 26 2017 44 2015 12 1998 || 0.78 2023 1.4 2010 | 3.57 0.35 0.08 28 41 27 | 66 2008 21 2017 48 2023 9 2004 || 1.23 2018 0.0 2020* | 3.69 0.23 0.00 29 41 26 | 55 2018 23 2017 40 2021* 10 2000 || 1.16 2013 1.0 2012 | 3.81 0.38 0.04 30 41 26 | 58 2022 24 2017 42 2021 14 2017 || 0.60 2000 13.0 2000 | 3.93 0.35 0.08 31 41 26 | 58 2011 18 2017 47 2021 8 2017 || 0.85 2018 1.1 2009 | 4.04 0.31 0.04 * - Asterisk indicates that the record was also reached in previous years.