CXUS53 KLOT 011650 CLMORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 1150 AM CDT WED APR 01 2026 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE MONTH OF MARCH 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1871 TO 2026 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 88 03/29/1986 LOW -12 03/04/1873 HIGHEST 81 03/30 79 03/14 LOWEST 14 03/17 18 03/02 AVG. MAXIMUM 54.9 47.0 7.9 54.4 AVG. MINIMUM 32.8 31.0 1.8 34.5 MEAN 43.9 39.0 4.9 44.4 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 3 3.0 0.0 0 DAYS MIN <= 32 17 19.9 -2.9 11 DAYS MIN <= 0 0 0.2 -0.2 0 PRECIPITATION (INCHES) RECORD MAXIMUM 5.58 1922 MINIMUM 0.29 1910 TOTALS 4.54 2.45 2.09 2.99 DAILY AVG. 0.15 0.08 0.07 0.10 DAYS >= .01 15 10.8 4.2 13 DAYS >= .10 8 5.5 2.5 10 DAYS >= .50 3 1.4 1.6 2 DAYS >= 1.00 2 0.4 1.6 0 GREATEST 24 HR. TOTAL 1.83 03/15 TO 03/16 0.93 SNOWFALL (INCHES) RECORDS TOTAL 23.1 1926 TOTALS 1.8 5.5 -3.7 2.8 SINCE 7/1 34.1 37.1 -3.0 MM SNOWDEPTH AVG. 0 0 DAYS >= 1.0 1 2.0 -1.0 2 GREATEST SNOW DEPTH 1 03/16 2 03/20 03/17 24 HR TOTAL 1.3 03/15 TO 03/16 1.7 DEGREE DAYS HEATING TOTAL 649 808 -159 630 SINCE 7/1 5009 5277 -268 MM COOLING TOTAL 1 2 -1 0 SINCE 1/1 1 2 -1 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 11.7 HIGHEST WIND SPEED/DIRECTION 39/250 DATE 03/13 HIGHEST GUST SPEED/DIRECTION 65/250 DATE 03/13 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.72 NUMBER OF DAYS FAIR 3 NUMBER OF DAYS PC 11 NUMBER OF DAYS CLOUDY 17 AVERAGE RH (PERCENT) 64 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 8 MIXED PRECIP 0 HEAVY RAIN 4 RAIN 5 LIGHT RAIN 13 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 1 HEAVY SNOW 0 SNOW 1 LIGHT SNOW 6 SLEET 1 FOG 13 FOG W/VIS <= 1/4 MILE 3 HAZE 6 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$