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

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000
CXUS53 KLSX 011546
CLMSTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
904 AM CST THU FEB 1 2018

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

...THE ST. LOUIS MO CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2018

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            69   01/21                         72
LOWEST             -6   01/01                          4
AVG. MAXIMUM     39.6              39.9    -0.3     45.4
AVG. MINIMUM     19.6              23.7    -4.1     30.3
MEAN             29.6              31.8    -2.2     37.9
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     12               8.3     3.7        6
DAYS MIN <= 32     25              24.0     1.0       18
DAYS MIN <= 0       3               0.8     2.2        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.01   2005
 MINIMUM         0.10   1986
TOTALS           1.23              2.40   -1.17     1.80
DAILY AVG.       0.04              0.08   -0.04     0.06
DAYS >= .01         6               8.9    -2.9        9
DAYS >= .10         2               4.3    -2.3        6
DAYS >= .50         1               1.5    -0.5        1
DAYS >= 1.00        0               0.6    -0.6        0
GREATEST
 24 HR. TOTAL    0.77   01/22 TO 01/23

SNOWFALL (INCHES)
RECORDS
 TOTAL           23.9   1977
 24 HR TOTAL     13.9   01/30/1982 TO 01/31/1982
TOTALS            1.2               5.6    -4.4      1.0
SINCE 7/1         4.7              10.7    -6.0      1.2
GREATEST
 24 HR TOTAL      0.9   01/14 TO 01/15

DEGREE_DAYS
HEATING TOTAL    1091              1029      62      830
 SINCE 7/1       2721              2794     -73     2252
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    31/220    DATE  01/22
HIGHEST GUST SPEED/DIRECTION    40/260    DATE  01/22

SKY COVER
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY         13


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       2
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW               13     SLEET                      1
FOG                      10     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...

TIED 9TH MOST OCCURRENCES WITH MAXIMUM TEMPERATURE GREATER THAN
OR EQUAL TO 60 DEGREES (6 DAYS).

TIED 7TH LEAST OCCURRENCES WITH AT LEAST A TENTH OF AN INCH
OF PRECIPITATION (2 DAYS).

TIED LEAST OCCURRENCES OF AT LEAST ONE INCH OF SNOW WITHIN A
CLENDAR DAY (0 DAYS...TIED WITH SEVERAL OTHER YEARS).

...DAILY...

NO RECORDS OF NOTE.

$$



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