Plymouth State Climate Summaries

                   MONTHLY CLIMATOLOGICAL SUMMARY for MAY. 2026

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  48.8  56.9  4:53p  40.7  11:44p  16.6   0.0  0.00   8.2    29   10:24a   NW
 2  44.2  50.2  2:46p  38.2   3:38a  21.9   0.0  0.31   1.9    17    9:03p   NE
 3  42.8  50.0  1:53p  35.5  11:44p  21.1   0.0  0.00   6.2    27    1:53p  WNW
 4  51.2  69.4  5:45p  33.0   1:10a  12.3   0.7  0.00   4.2    30    1:28p    S
 5  62.6  81.6  3:45p  43.6   5:54a   7.6   3.8  0.06   4.9    37    5:10p   NE
 6  54.7  62.7 12:17p  46.7  11:37p   7.7   0.0  0.36   3.8    26   10:13p  NNE
 7  49.8  57.9  4:22p  41.6  11:25p  15.3   0.0  0.00   5.7    27    4:24p   NW
 8  42.6  54.6  4:25p  30.7   5:46a  20.2   0.0  0.00   3.9    24    3:40p  WNW
 9  42.2  52.3 10:37a  32.0   6:07a  22.1   0.0  0.33   3.4    17    5:49p    S
10  55.2  65.8  4:50p  44.5  11:45p  12.1   0.0  0.02   2.8    23    5:38p    S
11  48.2  57.1  2:09p  39.2   6:09a  14.8   0.0  0.00   5.1    22    1:29p   NW
12  44.4  55.7  6:07p  33.2   5:36a  19.1   0.0  0.00   4.8    29    3:18p    W
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------------------------------------------------------------------------------------- 
    56.2  81.6      5  30.7      8  190.7   4.5  1.08   4.6    37       5   WNW

Max >=  90.0: 0
Max <=  32.0: 0
Min <=  32.0: 2
Min <=   0.0: 0
Max Rain: 0.36 ON 05/6/26
Days of Rain: 5 (>.01 in) 3 (>.1 in) 0 (>1 in)
Heat Base:  65.0  Cool Base:  65.0  Method: Integration

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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