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

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CXUS53 KLSX 051920 CCB
CLMCOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
1019 AM CST SUN NOV 01 2020

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1890 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             96   10/07/1939
 LOW              19   10/29/1895
HIGHEST           86   10/07                          90
                       10/14
LOWEST            30   10/16                          28
                       10/30
AVG. MAXIMUM    65.2               67.1    -1.9     63.3
AVG. MINIMUM    43.8               45.0    -1.2     43.8
MEAN            54.5               56.0    -1.5     53.6
DAYS MAX >= 90     0                0.1    -0.1        2
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     4                2.1     1.9        2
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       13.44   1941
 MINIMUM        0.16   1952
TOTALS          1.71               3.31   -1.60     5.60
DAILY AVG.      0.06               0.11   -0.05     0.18
DAYS >= .01        9                9.5    -0.5       11
DAYS >= .10        5                6.1    -1.1        7
DAYS >= .50        0                2.2    -2.2        4
DAYS >= 1.00       0                0.8    -0.8        2
GREATEST
 24 HR. TOTAL   0.48   10/26 TO 10/27

SNOWFALL (INCHES)
RECORDS
 TOTAL           2.9   1913
 24 HR TOTAL     1.7   10/28/1913 TO 10/28/1913
TOTALS           0.4                0.0     0.4      0.4
SINCE 7/1        0.4                0.0     0.4      0.4
DAYS >= 1.0        0                                   0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL       0

DEGREE DAYS
HEATING TOTAL    360                297      63      378
 SINCE 7/1       390                366      24        M
COOLING TOTAL     42                 20      22       31
 SINCE 1/1      1404               1247     157        M
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    30/310    DATE  10/12
HIGHEST GUST SPEED/DIRECTION    42/200    DATE  10/17

SKY COVER
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY         10


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       1
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                      15     FOG W/VIS <= 1/4 MILE      2
HAZE                      5

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


...MONTHLY...

TIED 19TH COLDEST OCTOBER ON RECORD (54.5 DEGREES).

TIED 3RD SNOWIEST OCTOBER ON RECORD (0.4 INCHES).


...DAILY...

RECORD LOW MAXIMUM TEMPERATURE OF 38 DEGREES SET ON 10/27.
PREVIOUSLY 42 DEGREES IN 1911.

$$


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