Climatological Report (Monthly)
Issued by NWS Portland, ME

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521
CXUS51 KGYX 021149
CLMCON

PWMCLMCON 000
TTAA00 GYX 020916

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
416 AM EST FRI JAN 02 2026

...................................

...THE CONCORD NH CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1868 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             73   12/07/1998
 LOW             -24   12/20/1875
HIGHEST           56   12/19         56       0       59  12/30
LOWEST            -8   12/09         -2      -6       -3  12/23
AVG. MAXIMUM    33.1               37.1    -4.0     37.1
AVG. MINIMUM    13.2               19.5    -6.3     18.4
MEAN            23.1               28.3    -5.2     27.7
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32    16                9.9     6.1        9
DAYS MIN <= 32    30               28.3     1.7       30
DAYS MIN <= 0      4                1.4     2.6        1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        7.64   1936
 MINIMUM        0.58   1943
TOTALS          3.37               3.70   -0.33     3.42
DAILY AVG.      0.11               0.12   -0.01     0.11
DAYS >= .01       10               12.0    -2.0       17
DAYS >= .10        6                7.1    -1.1        8
DAYS >= .50        3                2.6     0.4        2
DAYS >= 1.00       1                1.0     0.0        1
GREATEST
 24 HR. TOTAL   1.53   12/29

SNOWFALL (INCHES)
RECORDS
 TOTAL          44.5   2007
TOTALS          13.5               14.3    -0.8      6.5
SINCE 7/1       13.5               17.6    -4.1      6.5
SNOWDEPTH AVG.     3
DAYS >= TRACE     12                6.3     5.7        8
DAYS >= 1.0        3                3.6    -0.6        4
GREATEST
 SNOW DEPTH        7   12/03
 24 HR TOTAL     6.6   12/02

DEGREE DAYS
HEATING TOTAL   1292               1138     154     1146
 SINCE 7/1      2665               2610      55     2408
COOLING TOTAL      0                  0       0        0
 SINCE 1/1       634                528     106      650
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.1
HIGHEST WIND SPEED/DIRECTION    32/310    DATE  12/04
HIGHEST GUST SPEED/DIRECTION    56/220    DATE  12/19

SKY COVER
AVERAGE SKY COVER           0.49

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     HEAVY RAIN                 1
RAIN                      2     LIGHT RAIN                 3
FREEZING RAIN             1     LT FREEZING RAIN           2
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW               12     FOG                       12
FOG W/VIS <= 1/4 MILE     4     HAZE                       4

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

...THE FOLLOWING DAILY RECORDS WERE SET OR TIED IN DECEMBER 2025...
DATE   RECORD                                PREVIOUS
DEC  2  6.6  - GREATEST SNOWFALL           - 4.0 IN 1936
DEC 19  56   - WARMEST HIGH TEMPERATURE    - 54 IN 1899
DEC 29 1.53  - GREATEST PRECIPITATION      - 1.34 IN 1901

$$