Plymouth State Climate Summaries

                   MONTHLY CLIMATOLOGICAL SUMMARY for DEC. 2021

NAME: KPLY   CITY: Plymouth   STATE: NH 
ELEV:   613 ft  LAT:  43° 48' 00" N  LONG:  71° 42' 00" W

                   TEMPERATURE (°F), RAIN  (in), WIND SPEED (mph)

                                      HEAT  COOL        AVG
    MEAN                              DEG   DEG         WIND                 DOM
DAY TEMP  HIGH   TIME   LOW    TIME   DAYS  DAYS  RAIN  SPEED HIGH   TIME    DIR
------------------------------------------------------------------------------------
 1  31.2  40.3  11:50a  25.1   6:40a  33.8   0.0  0.01   2.0  57.0   1:00p     N
 2  30.7  36.0   9:10p  26.1   1:20a  34.3   0.0  0.07   0.1  24.0   7:55p     N
 3  30.6  37.6  12:35a  24.7  11:45p  34.4   0.0  0.12  14.7  80.0   1:15p     N
 4  26.3  34.4   2:15p  18.0   7:30a  38.7   0.0  0.00   0.3  25.0  12:55a     N
 5  27.4  34.6   3:00p  20.5   7:35a  37.6   0.0  0.00   0.0   0.0     ---   ---
 6  37.4  53.5   8:30p  32.1  12:10a  27.6   0.0  0.35   0.0  10.0   3:50p     N
 7  33.5  39.6  12:05a  29.1  12:00m  31.5   0.0  0.00   0.1  14.0  10:30a     N
 8  25.7  29.1  12:05a  24.7   5:10a  18.0   0.0  0.00   0.2  11.0  12:20a     N
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
-------------------------------------------------------------------------------------
    30.4  53.5     6    18.0     4   255.9   0.0  0.55   2.2  80.0     3       N

Max >=  90.0:  0
Max <=  32.0:  1
Min <=  32.0:  7
Min <=   0.0:  0
Max Rain: 0.35 ON 12/06/21
Days of Rain: 3 (>.01 in) 2 (>.1 in) 0 (>1 in)
Heat Base:  65.0  Cool Base:  65.0  Method: Integration

---

January February March April May June July August September October November December 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 Image Only Image and Text Text Only

---

Raw Data Archive

Notes:

• Data from March 9 to March 14 2006 is missing due to an outage. It will be replaced with data from Plymouth Municipal Airport at the beginning of April
• Data from August 1997 - April 2003 and from Sep 2004 - present are from the roof of Boyd Science Center utlizing Davis Instruments Weather Observation Equipment
• Data from May 2003 - Aug 2004 provided by NWS Cooperative Observer due to Boyd Science Center renovation (results tabulated by Michael Nahmias)
• Precipitation during colder months should be viewed suspiciously, especially prior to installation of heater (November 2000)
• Anemometer and wind vane may freeze during colder months, sometimes providing erroneous readings