Climatological Report (Daily)
Issued by NWS
Issued by NWS
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346 CDUS43 KLOT 180634 CLIORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 134 AM CDT SAT MAY 18 2024 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 17 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1871 TO 2024 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 81 1:59 PM 94 1962 71 10 61 MINIMUM 59 6:01 AM 36 1973 51 8 45 2002 AVERAGE 70 61 9 53 PRECIPITATION (IN) YESTERDAY 0.00 3.11 2020 0.15 -0.15 0.00 MONTH TO DATE 3.05 2.52 0.53 0.39 SINCE MAR 1 10.11 8.72 1.39 6.21 SINCE JAN 1 14.26 12.68 1.58 12.64 SNOWFALL (IN) YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE MAR 1 1.0 6.8 -5.8 2.3 SINCE JUL 1 22.2 38.4 -16.2 20.2 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 6 -6 12 MONTH TO DATE 54 135 -81 103 SINCE MAR 1 1067 1411 -344 1321 SINCE JUL 1 4755 5880 -1125 5356 COOLING YESTERDAY 5 2 3 0 MONTH TO DATE 21 22 -1 22 SINCE MAR 1 30 32 -2 47 SINCE JAN 1 30 32 -2 47 ................................................................... WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (100) AVERAGE WIND SPEED 5.4 SKY COVER AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 6:00 AM LOWEST 35 1:00 PM AVERAGE 68 .......................................................... THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 71 93 1962 MINIMUM TEMPERATURE (F) 51 34 2002 SUNRISE AND SUNSET MAY 18 2024...........SUNRISE 5:28 AM CDT SUNSET 8:09 PM CDT MAY 19 2024...........SUNRISE 5:27 AM CDT SUNSET 8:10 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$