Climatological Report (Seasonal) Issued by NWS Chicago, IL
000
CXUS53 KLOT 011912
CLSRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
112 PM CST FRI DEC 01 2023
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2023 TO 11/30/2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 103 09/07/1939
LOW -10 11/26/1977
HIGHEST 92 09/03 90 09/20
09/04
LOWEST 12 11/28 11 11/20
AVG. MAXIMUM 63.3 61.6 1.7 63.2
AVG. MINIMUM 42.5 42.0 0.5 40.7
MEAN 52.9 51.8 1.1 52.0
DAYS MAX >= 90 2 2.0 0.0 1
DAYS MAX <= 32 3 3.0 0.0 3
DAYS MIN <= 32 26 23.5 2.5 29
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 21.56 1961
MINIMUM 3.05 1956
TOTALS 7.86 8.52 -0.66 8.82
DAILY AVG. 0.09 0.09 -0.00 0.10
DAYS >= .01 26 26.8 -0.8 21
DAYS >= .10 17 15.7 1.3 12
DAYS >= .50 2 5.5 -3.5 4
DAYS >= 1.00 1 2.0 -1.0 1
GREATEST
24 HR. TOTAL 2.90 10/13 TO 10/14 4.46
SNOWFALL (INCHES)
RECORDS
TOTAL 15.8 2018
TOTALS 1.5 2.5 -1.0 2.3
SINCE 7/1 1.5 2.5 -1.0 5.6
DAYS >= 1.0 1 1.0 0.0 1
GREATEST
SNOW DEPTH 1 11/27 1 11/15
11/28
11/29
11/15
24 HR TOTAL 1.5 11/26 TO 11/27 1.3
DEGREE DAYS
HEATING TOTAL 1214 1305 -91 1274
SINCE 7/1 1217 1317 -100 2472
COOLING TOTAL 132 100 32 110
SINCE 1/1 805 839 -34 978
................................................................
WIND (MPH)
AVERAGE WIND SPEED 7.3
HIGHEST WIND SPEED/DIRECTION 33/200 DATE 10/24
HIGHEST GUST SPEED/DIRECTION 44/220 DATE 10/24
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.59
NUMBER OF DAYS FAIR 18
NUMBER OF DAYS PC 40
NUMBER OF DAYS CLOUDY 33
AVERAGE RH (PERCENT) 71
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 8 MIXED PRECIP 0
HEAVY RAIN 5 RAIN 10
LIGHT RAIN 34 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 5 SLEET 0
FOG 41 FOG W/VIS <= 1/4 MILE 2
HAZE 3
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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