Climatological Report (Monthly)
Issued by NWS Central Illinois
Issued by NWS Central Illinois
000 CXUS53 KILX 011428 CLMSPI CLIMATE REPORT NATIONAL WEATHER SERVICE LINCOLN IL 928 AM CDT SUN OCT 01 2023 ................................... ...THE SPRINGFIELD IL CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1879 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 102 09/01/2011 LOW 31 09/30/1899 09/29/1899 HIGHEST 92 09/04 79 13 95 LOWEST 42 09/15 57 -15 36 AVG. MAXIMUM 81.4 80.2 1.2 78.3 AVG. MINIMUM 56.7 55.8 0.9 55.7 MEAN 69.1 68.0 1.1 67.0 DAYS MAX >= 90 2 3.8 -1.8 1 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.1 -0.1 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 15.16 1926 MINIMUM T 1979 TOTALS 1.98 2.88 -0.90 3.70 DAILY AVG. 0.07 0.10 -0.03 0.12 DAYS >= .01 7 7.3 -0.3 8 DAYS >= .10 5 4.7 0.3 5 DAYS >= .50 1 1.7 -0.7 3 DAYS >= 1.00 0 0.8 -0.8 1 GREATEST 24 HR. TOTAL 0.99 09/21 TO 09/22 2.15 SNOWFALL (INCHES) RECORDS TOTAL T 1942 TOTALS 0.0 0.0 0.0 0.0 SINCE 7/1 0.0 0.0 0.0 MM DAYS >= 1.0 0 0.0 0.0 0 GREATEST SNOW DEPTH 0 0 24 HR TOTAL MM 0.0 DEGREE DAYS HEATING TOTAL 20 61 -41 76 SINCE 7/1 22 64 -42 MM COOLING TOTAL 149 151 -2 142 SINCE 1/1 1105 1220 -115 MM .............................................................. WIND (MPH) AVERAGE WIND SPEED 5.8 HIGHEST WIND SPEED/DIRECTION 29/290 DATE 09/16 HIGHEST GUST SPEED/DIRECTION 43/280 DATE 09/16 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.30 NUMBER OF DAYS FAIR 18 NUMBER OF DAYS PC 9 NUMBER OF DAYS CLOUDY 3 AVERAGE RH (PERCENT) 71 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 6 MIXED PRECIP 0 HEAVY RAIN 4 RAIN 4 LIGHT RAIN 9 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 23 FOG W/VIS <= 1/4 MILE 5 HAZE 11 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$