Climatological Report (Monthly)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
995
CXUS53 KLOT 011644
CLMRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1044 AM CST SUN NOV 01 2026
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...THE ROCKFORD IL CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 91 10/02/1922
LOW 7 10/30/1925
HIGHEST 88 10/12 89 10/03
LOWEST 31 10/17 26 10/24
AVG. MAXIMUM 70.2 62.3 7.9 67.4
AVG. MINIMUM 45.2 41.8 3.4 44.9
MEAN 57.7 52.0 5.7 56.2
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 1 5.3 -4.3 3
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.32 1969
MINIMUM 0.01 1952
TOTALS 1.94 2.63 -0.69 1.40
DAILY AVG. 0.06 0.08 -0.02 0.05
DAYS >= .01 6 9.6 -3.6 9
DAYS >= .10 3 5.3 -2.3 3
DAYS >= .50 1 1.7 -0.7 1
DAYS >= 1.00 1 0.5 0.5 0
GREATEST
24 HR. TOTAL 1.35 10/01 TO 10/01 0.83
SNOWFALL (INCHES)
RECORDS
TOTAL 5.0 1929
TOTALS 0.0 0.2 -0.2 0.0
SINCE 7/1 0.0 0.2 -0.2 MM
SNOWDEPTH AVG. 0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0 0 MM
24 HR TOTAL MM 0.0
DEGREE DAYS
HEATING TOTAL 240 412 -172 314
SINCE 7/1 289 531 -242 MM
COOLING TOTAL 19 11 8 47
SINCE 1/1 912 839 73 MM
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WIND (MPH)
AVERAGE WIND SPEED 5.6
HIGHEST WIND SPEED/DIRECTION 26/350 DATE 10/16
HIGHEST GUST SPEED/DIRECTION 39/340 DATE 10/16
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.44
NUMBER OF DAYS FAIR 15
NUMBER OF DAYS PC 9
NUMBER OF DAYS CLOUDY 7
AVERAGE RH (PERCENT) 70
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 2
LIGHT RAIN 10 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 10 FOG W/VIS <= 1/4 MILE 0
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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