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

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CXUS53 KLSX 011556
CLMCOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
956 AM CST SAT FEB 01 2020

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR THE MONTH OF JANUARY 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             77   01/28/2013
                       01/24/1950
                       01/23/1909
 LOW             -20   01/07/1912
HIGHEST           60   01/09                          66
LOWEST            11   01/20                          -7
AVG. MAXIMUM    40.7               38.5     2.2     37.9
AVG. MINIMUM    27.1               20.9     6.2     22.6
MEAN            33.9               29.7     4.2     30.3
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     7                9.4    -2.4        9
DAYS MIN <= 32    25               25.9    -0.9       26
DAYS MIN <= 0      0                1.5    -1.5        1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        6.87   1897
 MINIMUM        0.05   1986
TOTALS          3.74*              1.92    1.82     2.20
DAILY AVG.      0.12               0.06    0.06     0.07
DAYS >= .01        8                7.7     0.3        9
DAYS >= .10        7                4.0     3.0        5
DAYS >= .50        1                1.3    -0.3        1
DAYS >= 1.00       1                0.4     0.6        1
GREATEST
 24 HR. TOTAL   2.45  01/10

* = INDICATES ONE DAY OF MISSING PRECIPITATION ON 01/17.

SNOWFALL (INCHES)
RECORDS
 TOTAL          23.5   1979
 24 HR TOTAL    19.7   01/18/1995 TO 01/19/1995
TOTALS           8.1                6.1     2.0     17.2
SINCE 7/1       13.8               11.4     2.4     22.2
DAYS >= 1.0        4                                   2
GREATEST
 SNOW DEPTH        4   01/25
                       01/24
 24 HR TOTAL     3.3   01/23

DEGREE DAYS
HEATING TOTAL    955               1094    -139     1069
 SINCE 7/1      2837               3089    -252     3071
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0        0
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    29/360    DATE  01/10
                                29/330          01/15
                                29/300          01/18
HIGHEST GUST SPEED/DIRECTION    42/310    DATE  01/18

SKY COVER
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY         16


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       3
LIGHT RAIN                5     FREEZING RAIN              1
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                6     SLEET                      2
FOG                      20     FOG W/VIS <= 1/4 MILE      6
HAZE                      6

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


...MONTHLY...

TIED 9TH LEAST OCCURRENCES WITH A MINIMUM TEMPERATURE LESS THAN 20 DEGREES
(4 DAYS).

11TH WETTEST JANUARY ON RECORD (3.74 INCHES).

TIED 9TH MOST OCCURRENCES WITH AT LEAST ONE TENTH OF AN INCH OF PRECIPITATION
(7 DAYS).


...DAILY...

RECORD PRECIPITATION VALUE OF 2.45 INCHES SET ON 01/10. PREVIOUS 1.47 IN 1949.


$$

GOSSELIN


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