Climatological Report (Monthly) Issued by NWS
000
CXUS53 KLOT 011340
CLMMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
840 AM CDT THU JUN 01 2023
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...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 102 05/31/1934
LOW 28 05/12/1981
HIGHEST 91 05/31 95 05/12
LOWEST 41 05/01 42 05/04
05/03
05/04
AVG. MAXIMUM 73.7 71.1 2.6 74.4
AVG. MINIMUM 52.8 52.0 0.8 57.5
MEAN 63.3 61.5 1.8 66.0
DAYS MAX >= 90 1 1.1 -0.1 6
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 7.67 2019
MINIMUM 0.25 1992
TOTALS 0.59 4.09 -3.50 3.55
DAILY AVG. 0.02 0.13 -0.11 0.11
DAYS >= .01 7 13.0 -6.0 10
DAYS >= .10 1 8.2 -7.2 9
DAYS >= .50 0 2.8 -2.8 1
DAYS >= 1.00 0 1.0 -1.0 1
GREATEST
24 HR. TOTAL 0.31 05/12 TO 05/12 1.12
DEGREE DAYS
HEATING TOTAL 120 178 -58 137
SINCE 7/1 5211 5729 -518 MM
COOLING TOTAL 73 71 2 176
SINCE 1/1 99 82 17 MM
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WIND (MPH)
AVERAGE WIND SPEED 8.9
HIGHEST WIND SPEED/DIRECTION 28/320 DATE 05/01
HIGHEST GUST SPEED/DIRECTION 39/320 DATE 05/01
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.59
NUMBER OF DAYS FAIR 6
NUMBER OF DAYS PC 15
NUMBER OF DAYS CLOUDY 10
AVERAGE RH (PERCENT) 51
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 3 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 8 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 6 FOG W/VIS <= 1/4 MILE 0
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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