Climatological Report (Monthly)
Issued by NWS
Issued by NWS
434 CXUS53 KLOT 011640 CLMMDW CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 1040 AM CST THU FEB 01 2024 ................................... ...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1928 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 67 01/31/1989 01/25/1950 LOW -25 01/20/1985 HIGHEST 42 01/26 53 01/11 01/27 01/30 LOWEST -9 01/14 3 01/31 01/15 AVG. MAXIMUM 32.1 32.7 -0.6 37.7 AVG. MINIMUM 23.2 19.4 3.8 27.5 MEAN 27.7 26.0 1.7 32.6 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 8 15.0 -7.0 8 DAYS MIN <= 32 21 27.0 -6.0 21 DAYS MIN <= 0 3 2.1 0.9 0 PRECIPITATION (INCHES) RECORD MAXIMUM 4.19 1993 MINIMUM 0.13 1981 TOTALS 2.29 1.48 0.81 1.94 DAILY AVG. 0.07 0.05 0.02 0.06 DAYS >= .01 14 8.4 5.6 12 DAYS >= .10 6 3.4 2.6 6 DAYS >= .50 1 1.0 0.0 1 DAYS >= 1.00 0 0.1 -0.1 0 GREATEST 24 HR. TOTAL 0.84 01/08 TO 01/09 0.98 DEGREE DAYS HEATING TOTAL 1149 1207 -58 993 SINCE 7/1 2856 3333 -477 MM COOLING TOTAL 0 0 0 0 SINCE 1/1 0 0 0 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 10.5 HIGHEST WIND SPEED/DIRECTION 37/090 DATE 01/12 HIGHEST GUST SPEED/DIRECTION 50/090 DATE 01/12 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.86 NUMBER OF DAYS FAIR 2 NUMBER OF DAYS PC 5 NUMBER OF DAYS CLOUDY 24 AVERAGE RH (PERCENT) 75 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 11 FREEZING RAIN 0 LT FREEZING RAIN 3 HAIL 0 HEAVY SNOW 1 SNOW 1 LIGHT SNOW 18 SLEET 1 FOG 22 FOG W/VIS <= 1/4 MILE 5 HAZE 2 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$