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

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532
CXUS53 KLSX 011500
CLMCOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
1000 AM CDT TUE JUN 01 2021

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR THE MONTH OF MAY 2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            101   05/31/1934
 LOW              28   05/04/1907
HIGHEST           87   05/23                          89
LOWEST            41   05/10                          36
                       05/11
AVG. MAXIMUM    72.7               75.9    -3.2     72.2
AVG. MINIMUM    55.1               55.7    -0.6     54.3
MEAN            63.9               65.8    -1.9     63.2
DAYS MAX >= 90     0                0.6    -0.6        0
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       13.30   1943
 MINIMUM        0.35   1901
TOTALS          6.17               4.77    1.40     2.89
DAILY AVG.      0.20               0.15    0.05     0.09
DAYS >= .01       18               12.6     5.4       12
DAYS >= .10        9                8.0     1.0        6
DAYS >= .50        5                3.3     1.7        2
DAYS >= 1.00       3                1.2     1.8        1
GREATEST
 24 HR. TOTAL   2.29   05/17 TO 05/18

SNOWFALL (INCHES)
RECORDS
 TOTAL             T   2013
 24 HR TOTAL       T   05/02/2013 TO 05/02/2013
TOTALS           0.0                0.0     0.0
SINCE 7/1       15.0               16.5    -1.5
DAYS >= 1.0        0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL     0.0

DEGREE DAYS
HEATING TOTAL    124                 90      34
 SINCE 7/1      4654               4675     -21
COOLING TOTAL     98                114     -16
 SINCE 1/1       126                146     -20
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    26/170    DATE  05/20
HIGHEST GUST SPEED/DIRECTION    38/170    DATE  05/20

SKY COVER
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC             15
NUMBER OF DAYS CLOUDY          7


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       7
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      15     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

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

...MONTHLY...

7TH (TIE) MOST OCCURRENCES WITH AT LEAST ONE INCH OF DAILY
RAINFALL (3 DAYS).


...DAILY...

NO RECORDS OF NOTE.


$$



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