819
CDUS43 KLSX 200739
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
239 AM CDT WED MAY 20 2026
...............................
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR MAY 19 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 66 1211 PM 91 1996 77 -11 79
1998
MINIMUM 55 1159 PM 37 1894 57 -2 62
1925
AVERAGE 61 67 -6 71
PRECIPITATION (IN)
YESTERDAY 0.94 2.00 2017 0.14 0.80 1.24
MONTH TO DATE 4.68 3.05 1.63 1.99
SINCE MAR 1 17.05 10.90 6.15 10.97
SINCE JAN 1 18.89 15.14 3.75 12.79
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2015 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 0.9 1.7 -0.8 0.4
SINCE JUL 1 9.2 16.5 -7.3 18.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 4 2 2 0
MONTH TO DATE 90 71 19 52
SINCE MAR 1 647 952 -305 677
SINCE JUL 1 4078 4657 -579 4309
COOLING
YESTERDAY 0 4 -4 6
MONTH TO DATE 32 52 -20 41
SINCE MAR 1 120 84 36 86
SINCE JAN 1 120 84 36 86
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 10.6
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
MIXED PRECIP
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 300 AM
LOWEST 87 1000 PM
AVERAGE 94
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THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 92 1902
MINIMUM TEMPERATURE (F) 57 36 1894
SUNRISE AND SUNSET
MAY 20 2026...........SUNRISE 552 AM CDT SUNSET 819 PM CDT
MAY 21 2026...........SUNRISE 552 AM CDT SUNSET 820 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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