286
CXUS53 KLSX 021851 CCA
CLMSTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
1259 PM CDT SUN JUN 01 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR THE MONTH OF MAY 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 98 05/26/1953
05/31/1934
LOW 31 05/03/1976
05/10/1966
HIGHEST 88 05/15 91
LOWEST 45 05/06 55
AVG. MAXIMUM 75.2 77.1 -1.9 81.3
AVG. MINIMUM 57.5 57.9 -0.4 62.5
MEAN 66.4 67.5 -1.1 71.9
DAYS MAX >= 90 0 1.9 -1.9 2
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 12.92 1995
MINIMUM 0.69 1914
TOTALS 3.90 4.82 -0.92 6.04
DAILY AVG. 0.13 0.16 -0.03 0.19
DAYS >= .01 10 12.6 -2.6 17
DAYS >= .10 6 8.3 -2.3 13
DAYS >= .50 3 3.3 -0.3 3
DAYS >= 1.00 1 1.3 -0.3 2
GREATEST
24 HR. TOTAL 1.50 05/19 TO 05/20
SNOWFALL (INCHES)
RECORDS
TOTAL 4.0 1929
24 HR TOTAL 4.0 05/02/1929 TO 05/02/1929
TOTALS 0.0 0.0 0.0
SINCE 7/1 18.6 16.6 2.0
DAYS >= 1.0 0
GREATEST
SNOW DEPTH 0
24 HR TOTAL 0.0
DEGREE DAYS
HEATING TOTAL 55 72 -17
SINCE 7/1 3832 4429 -597
COOLING TOTAL 105 150 -45
SINCE 1/1 171 195 -24
..........................................................
WIND (MPH)
HIGHEST WIND SPEED/DIRECTION 39/240 DATE 05/16
HIGHEST GUST SPEED/DIRECTION 53/240 DATE 05/16
SKY COVER
NUMBER OF DAYS FAIR 4
NUMBER OF DAYS PC 14
NUMBER OF DAYS CLOUDY 13
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 6 MIXED PRECIP 0
HEAVY RAIN 3 RAIN 6
LIGHT RAIN 19 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 1
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 6 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
NO RECORDS OF NOTE.
..DAILY
NO RECORDS OF NOTE.
GOSSELIN
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