Climatological Report (Monthly)
Issued by NWS
Issued by NWS
000 CXUS53 KILX 011428 CLMDEC CLIMATE REPORT NATIONAL WEATHER SERVICE LINCOLN IL 928 AM CDT SUN OCT 01 2023 ................................... ...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 9999 TO 9999 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH MM MM LOW 38 09/29/2022 HIGHEST 90 09/03 MM MM 93 09/04 LOWEST 45 09/18 MM MM 38 AVG. MAXIMUM 81.4 78.9 2.5 77.4 AVG. MINIMUM 56.3 55.0 1.3 55.8 MEAN 68.8 67.0 1.8 66.6 DAYS MAX >= 90 2 3.9 -1.9 1 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 5.20 2022 MINIMUM 3.19 2021 TOTALS 0.69R 2.98 -2.29 5.20 DAILY AVG. 0.02 0.10 -0.08 0.17 DAYS >= .01 7 8.9 -1.9 7 DAYS >= .10 3 4.7 -1.7 5 DAYS >= .50 0 1.6 -1.6 3 DAYS >= 1.00 0 0.8 -0.8 2 GREATEST 24 HR. TOTAL 0.36 09/20 TO 09/21 2.48 DEGREE DAYS HEATING TOTAL 11 66 -55 78 SINCE 7/1 14 71 -57 MM COOLING TOTAL 135 124 11 132 SINCE 1/1 1102 1082 20 MM .............................................................. WIND (MPH) AVERAGE WIND SPEED 6.4 HIGHEST WIND SPEED/DIRECTION 26/210 DATE 09/04 HIGHEST GUST SPEED/DIRECTION 36/280 DATE 09/16 AVERAGE RH (PERCENT) 74 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 MIXED PRECIP 0 HEAVY RAIN 2 RAIN 0 LIGHT RAIN 12 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 12 FOG W/VIS <= 1/4 MILE 4 HAZE 0 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$