Climatological Report (Monthly)
Issued by NWS

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400
CXUS54 KLIX 011436
CLMMSY

CLIMATE REPORT
NATIONAL WEATHER SERVICE NEW ORLEANS
936 AM CDT WED OCT 01 2025

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

...THE NEW ORLEANS CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1946 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            101   09/10/1980
 LOW              42   09/30/1967
HIGHEST           96   09/13         MM      MM       95  09/02
                                                          09/03
LOWEST            69   09/27         MM      MM       65  09/27
AVG. MAXIMUM    91.8               88.1     3.7     87.4
AVG. MINIMUM    73.6               73.5     0.1     74.3
MEAN            82.7               80.8     1.9     80.9
DAYS MAX >= 90    27               12.8    14.2       12
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       18.98   1998
 MINIMUM        0.19   2019
TOTALS          0.64               5.11   -4.47    17.37
DAILY AVG.      0.02               0.17   -0.15     0.58
DAYS >= .01        3                9.8    -6.8        8
DAYS >= .10        2                6.7    -4.7        7
DAYS >= .50        0                2.7    -2.7        5
DAYS >= 1.00       0                1.5    -1.5        4
GREATEST
 24 HR. TOTAL   0.57   09/24 TO 09/25               7.33  09/11 TO 09/12

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

DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0                  0       0       MM
COOLING TOTAL    539                474      65      485
 SINCE 1/1      3294               2857     437       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.6
HIGHEST WIND SPEED/DIRECTION    23/180    DATE  09/24
HIGHEST GUST SPEED/DIRECTION    32/180    DATE  09/24

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.39
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC             15
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN                3     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      0
HAZE                      8

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

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