Climatological Report (Monthly)
Issued by NWS Portland, ME

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CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
1005 PM EDT WED OCT 01 2025

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

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

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1868 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             98   09/02/1953
 LOW              20   09/30/1941
HIGHEST           87   09/28         88      -1       86  09/01
LOWEST            34   09/21         32       2       40  09/03
                                                          09/11
AVG. MAXIMUM    77.6               73.7     3.9     75.1
AVG. MINIMUM    48.1               49.0    -0.9     49.2
MEAN            62.9               61.4     1.5     62.2
DAYS MAX >= 90     0                0.9    -0.9        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                1.2    -1.2        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.97   1888
 MINIMUM        0.21   1914
TOTALS          3.13               3.63   -0.50     1.83
DAILY AVG.      0.10               0.12   -0.02     0.06
DAYS >= .01        7                9.3    -2.3        4
DAYS >= .10        5                5.9    -0.9        2
DAYS >= .50        2                2.2    -0.2        1
DAYS >= 1.00       1                0.9     0.1        1
GREATEST
 24 HR. TOTAL   1.84   09/24 TO 09/25

SNOWFALL (INCHES)
RECORDS
 TOTAL             T   1992
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1        0.0                0.0     0.0      0.0
SNOWDEPTH AVG.     0
DAYS >= TRACE      0                0.0     0.0        0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL     0.0

DEGREE DAYS
HEATING TOTAL     87                160     -73      105
 SINCE 7/1       113                191     -78      122
COOLING TOTAL     34                 50     -16       29
 SINCE 1/1       628                525     103      650
................................................................

WIND (MPH)
AVERAGE WIND SPEED              3.1
HIGHEST WIND SPEED/DIRECTION    22/310    DATE  09/06
HIGHEST GUST SPEED/DIRECTION    36/310    DATE  09/06

SKY COVER
AVERAGE SKY COVER           0.23

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     HEAVY RAIN                 2
RAIN                      3     LIGHT RAIN                 7
FREEZING RAIN             0     LT FREEZING RAIN           0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     FOG                       20
FOG W/VIS <= 1/4 MILE    11     HAZE                       0

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

&&

NO RECORDS WERE SET OR TIED IN SEPTEMBER AT CONCORD.

$$