Climatological Report (Seasonal)
Issued by NWS
Issued by NWS
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508 CXUS53 KLOT 011641 CLSORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 1141 AM CDT SUN SEP 01 2024 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE SEASON, FROM 6/1/2024 TO 8/31/2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1871 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 105 07/24/1934 LOW 35 06/04/1945 HIGHEST 99 08/27 100 08/24 LOWEST 50 06/11 49 06/12 AVG. MAXIMUM 83.7 82.5 1.2 83.0 AVG. MINIMUM 65.5 64.1 1.4 64.1 MEAN 74.6 73.3 1.3 73.6 DAYS MAX >= 90 19 14.0 5.0 16 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 23.48 1987 MINIMUM 3.16 1894 TOTALS 11.59 12.06 -0.47 11.30 DAILY AVG. 0.12 0.13 -0.01 0.12 DAYS >= .01 33 30.2 2.8 26 DAYS >= .10 22 19.0 3.0 17 DAYS >= .50 8 7.9 0.1 7 DAYS >= 1.00 3 3.3 -0.3 2 GREATEST 24 HR. TOTAL 3.14 07/13 TO 07/14 3.79 SNOWFALL (INCHES) RECORDS TOTAL MM MM TOTALS T 0.0 0.0 0.0 SINCE 7/1 0.0 0.0 0.0 0.0 DAYS >= 1.0 0 0.0 0.0 0 GREATEST SNOW DEPTH 0 0 24 HR TOTAL T 06/25 TO 06/25 0.0 DEGREE DAYS HEATING TOTAL 6 37 -31 27 SINCE 7/1 0 2 -2 2 COOLING TOTAL 906 802 104 841 SINCE 1/1 986 872 114 934 ................................................................ WIND (MPH) AVERAGE WIND SPEED 8.2 HIGHEST WIND SPEED/DIRECTION 43/290 DATE 07/15 HIGHEST GUST SPEED/DIRECTION 75/260 DATE 06/15 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.57 NUMBER OF DAYS FAIR 15 NUMBER OF DAYS PC 56 NUMBER OF DAYS CLOUDY 21 AVERAGE RH (PERCENT) 67 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 21 MIXED PRECIP 0 HEAVY RAIN 13 RAIN 14 LIGHT RAIN 42 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 2 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 35 FOG W/VIS <= 1/4 MILE 1 HAZE 8 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$