Climatological Report (Monthly)
Issued by NWS St Louis, MO

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875
CXUS53 KLSX 011738
CLMSTL

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
1138 AM CST SAT FEB 01 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             77   01/24/1950
 LOW             -22   01/05/1884
HIGHEST           58   01/29                          56
LOWEST             1   01/21                          -7
AVG. MAXIMUM    37.3               40.4    -3.1     38.5
AVG. MINIMUM    20.7               23.8    -3.1     25.2
MEAN            29.0               32.1    -3.1     31.9
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32    12                8.4     3.6        7
DAYS MIN <= 32    28               24.1     3.9       19
DAYS MIN <= 0      0                0.8    -0.8        2

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.01   2005
 MINIMUM        0.10   1986
TOTALS          2.84               2.59    0.25     4.03
DAILY AVG.      0.09               0.08    0.01     0.13
DAYS >= .01        6                9.3    -3.3       16
DAYS >= .10        3                4.7    -1.7        9
DAYS >= .50        2                1.8     0.2        3
DAYS >= 1.00       1                0.6     0.4        0
GREATEST
 24 HR. TOTAL   1.88   01/05 TO 01/06

SNOWFALL (INCHES)
RECORDS
 TOTAL          23.9   1977
 24 HR TOTAL    13.9   01/30/1982 TO 01/31/1982
TOTALS          10.6                5.7     4.9      5.4
SINCE 7/1       14.2                9.8     4.4       MM
DAYS >= 1.0        3                                   2
GREATEST
 SNOW DEPTH        8R  01/06
                       01/11
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL   1106               1020      86     1020
 SINCE 7/1      2387               2722    -335       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0       MM
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    24/290    DATE  01/16
HIGHEST GUST SPEED/DIRECTION    34/310    DATE  01/23

SKY COVER
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          9


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

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

...MONTHLY...

20TH SNOWIEST JANUARY ON RECORD (10.6 INCHES).


...DAILY...

RECORD PRECIPITATION VALUE OF 1.87 INCHES SET ON 01/05.
PREVIOUS 1.58 IN 2005.

RECORD SNOWFALL VALUE OF 2.1 INCHES SET ON 01/10.
PREVIOUS 1.7 IN 1905.

$$