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CXUS53 KLSX 011135
CLMCOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
635 AM CDT SAT NOV 01 2025
...............................
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2025
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 88 10/02 89
LOWEST 36 10/23 31
10/30
10/31
AVG. MAXIMUM 71.9 68.2 3.7 75.4
AVG. MINIMUM 51.9 46.8 5.1 47.8
MEAN 61.9 57.5 4.4 61.6
DAYS MAX >= 90 0 0.2 -0.2 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 2.4 -2.4 1
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 13.44 1941
MINIMUM 0.16 1952
TOTALS 2.57 3.47 -0.90 1.65
DAILY AVG. 0.08 0.11 -0.03 0.05
DAYS >= .01 8 9.1 -1.1 3
DAYS >= .10 5 5.7 -0.7 3
DAYS >= .50 3 2.2 0.8 1
DAYS >= 1.00 0 0.9 -0.9 1
GREATEST
24 HR. TOTAL 1.16 10/28 TO 10/29
SNOWFALL (INCHES)
RECORDS
TOTAL 2.9 1913
24 HR TOTAL 1.7 10/28/1913 TO 10/28/1913
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 0.0 0.0 0.0 MM
DAYS >= 1.0 0 0
GREATEST
SNOW DEPTH 0
24 HR TOTAL MM
DEGREE DAYS
HEATING TOTAL 185 267 -82 159
SINCE 7/1 197 315 -118 MM
COOLING TOTAL 96 34 62 58
SINCE 1/1 1469 1445 24 MM
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WIND (MPH)
HIGHEST WIND SPEED/DIRECTION 36/320 DATE 10/19
HIGHEST GUST SPEED/DIRECTION 50/330 DATE 10/19
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
NUMBER OF DAYS FAIR 19
NUMBER OF DAYS PC 6
NUMBER OF DAYS CLOUDY 6
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 4
LIGHT RAIN 11 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 11 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
TOP TWENTY WARMEST OCTOBER ON RECORD (61.9 DEGREES).
TIED 3RD MOST OCCURRENCES WITH A LOW TEMPERATURE GREATER THAN OR
EQUAL TO 60 DEGREES (10 DAYS).
..DAILY
RECORD RAINFALL VALUE OF 0.66 INCHES SET ON 10/18. PREVIOUS 0.60
INCHES IN 1905.
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