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CXUS53 KLSX 020552
CLMSTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
1252 AM CDT FRI MAY 02 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR THE MONTH OF APRIL 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 93 04/18/2002
04/26/1989
04/10/1930
LOW 20 04/03/1936
HIGHEST 88 04/28 89
LOWEST 32 04/08 35
AVG. MAXIMUM 69.6 68.0 1.6 71.4
AVG. MINIMUM 49.7 47.0 2.7 50.5
MEAN 59.6 57.5 2.1 61.0
DAYS MAX >= 90 0 0.3 -0.3 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 1 1.4 -0.4 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 10.84 1893
MINIMUM 0.46 1895
TOTALS 10.85R 4.73 6.12 8.16
DAILY AVG. 0.36 0.16 0.20 0.27
DAYS >= .01 12 11.5 0.5 10
DAYS >= .10 10 7.8 2.2 8
DAYS >= .50 7 3.3 3.7 6
DAYS >= 1.00 4 1.2 2.8 4
GREATEST
24 HR. TOTAL 3.54 04/04 TO 04/05
SNOWFALL (INCHES)
RECORDS
TOTAL 6.5 1971
1886
24 HR TOTAL 6.5 04/05/1971 TO 04/06/1971
TOTALS 0.0 0.2 -0.2
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 197 262 -65
SINCE 7/1 3777 4357 -580
COOLING TOTAL 44 37 7
SINCE 1/1 66 45 21
..........................................................
WIND (MPH)
HIGHEST WIND SPEED/DIRECTION 38/280 DATE 04/10
HIGHEST GUST SPEED/DIRECTION 49/280 DATE 04/10
SKY COVER
NUMBER OF DAYS FAIR 3
NUMBER OF DAYS PC 13
NUMBER OF DAYS CLOUDY 14
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 12 MIXED PRECIP 0
HEAVY RAIN 8 RAIN 9
LIGHT RAIN 19 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 10 FOG W/VIS <= 1/4 MILE 1
HAZE 5
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
..MONTHLY
WETTEST APRIL ON RECORD (10.85 INCHES. PREVIOUS 10.84 IN 1893).
TIED MOST DAYS WITH AT LEAST ONE INCH OF RAINFALL (4 DAYS. ALSO SET
IN 2024 AND 2017).
..DAILY
RECORD PRECIPITATION VALUE OF 3.48 INCHES SET ON 04/04. PREVIOUS
2.16 IN 1892.
GOSSELIN
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