|------Normals 1991-2020------| |--------- Record Temperatures ---------|
     Temperature   Precipitation     Hi        Lo        Hi        Lo
Day  Mx/Mn  Mean  Day  Month  Year   Max  Year Max  Year Min  Year Min  Year  Day

 1   54/31   42   .10   .10  43.99    73 *2000  31  1974  61  1982  13  1985   1 
 2   53/31   42   .10   .20  44.09    77  2021  26  1985  63  2012   9  1985   2 
 3   53/30   42   .11   .31  44.20    77  2021  33  2006  62  2012  15  1989   3 
 4   53/30   41   .10   .41  44.30    71 *2001  32 *2018  58  2001  13  2006   4 
 5   52/30   41   .10   .51  44.40    76  1956  31  2002  56  1956  11  1950   5 
 
 6   52/30   41   .10   .61  44.50    72 *1966  13  1950  62  1966  -5  1950   6 
 7   52/29   41   .09   .70  44.59    76  1966  21 *2013 (66) 1966  -7  1950   7 
 8   52/29   40   .10   .80  44.69    76  1991  23  1978  55  2022   6  2005   8 
 9   51/29   40   .09   .89  44.78    73  2020  23  1995  52  1970   2  2005   9 
10   51/29   40   .10   .99  44.88    75 *2021  23  1972  58  1965   5  1995  10 
 
11   51/29   40   .09  1.08  44.97    73  1949  27  1957  55  1965   9 *2000  11 
12   50/28   39   .09  1.17  45.06    70  2015  23 *1962  62  2015   0  1962  12 
13   50/28   39   .10  1.27  45.16    69  1991  23  1958  60  1975   2  1985  13 
14   50/28   39   .10  1.37  45.26    73  1995  23  1958  53  2011  -2 *1985  14 
15   50/28   39   .09  1.46  45.35    77  2021  19  1951  55  1984  -2  1958  15 
 
16   49/28   39   .10  1.56  45.45    71  2021  21  1989  57  2006  -1  1989  16 
17   49/27   38   .09  1.65  45.54    70  1976  26  1989  59  1957   4  1979  17 
18   49/27   38   .10  1.75  45.64    70  1962  20  2016  48  1952   2  1964  18 
19   49/27   38   .09  1.84  45.73    72  1978  12  1983  56  1978   3  2016  19 
20   49/27   38   .10  1.94  45.83    69  1966  23  1980  61  1949   6  1989  20 
 
21   48/27   38   .10  2.04  45.93    69  2017  19  1989  46  2023  -2  1989  21 
22   48/27   38   .11  2.15  46.04    70  1996   9  1989  57  1979  -8  1989  22 
23   48/27   37   .11  2.26  46.15    70  2019  10  1983  59  1982(-14) 1963  23 
24   48/26   37   .10  2.36  46.25    77  1955 ( 2) 1983  54  2023  -7  1983  24 
25   48/26   37   .10  2.46  46.35    73  2021   7  1983  56  2016  -8  1983  25 
 
26   48/26   37   .11  2.57  46.46    77  2021  19  1983  58  1971  -2  1983  26 
27   48/26   37   .10  2.67  46.56    74  1971  26  2017  48 *2005   9  2010  27 
28   48/26   37   .10  2.77  46.66    71  2021  28 *1983  59  1984   9  1983  28 
29   47/26   37   .10  2.87  46.76    71  2022  18  1983  56  1984  -4  1983  29 
30   47/26   37   .10  2.97  46.86    77  1951  22  2000  59  1992  -6  1983  30

31   47/26   36   .10  3.07  46.96   (78) 1951  19  2000  58  2004   1  1976  31 
 
* Indicates occurrences in previous years     ( ) Indicates monthly extremes

December Monthly Normals 1991-2020:
 
Normal Max Temperature:   49.8F   Monthly Heating Degree Days:       812 
Normal Min Temperature:   27.8F   Season Total Heating Degree Days: 1630 
Normal Mean Temperature:  38.8F   Monthly Cooling Degree Days:         0 
Normal Monthly Rainfall:  3.07"   Season Total Cooling Degree Days: 1352 
Normal Monthly Snowfall:   1.1"

December Monthly Records:

Warmest Month:  51.5F in 2021     Wettest Month:  10.95" in 2015
Coolest Month:  25.0F in 1983     Driest Month:    0.26" in 1955
                                  Most Snowfall:    7.0" in 2013

(Monthly normals are computed by adding all of the daily mean data
 and then dividing by the number of days in the month)