Climatological Report (Annual) Issued by NWS Chicago, IL
000
CXUS53 KLOT 011738
CLARFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1138 AM CST SUN JAN 01 2023
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR THE YEAR OF 2022...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2022
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 112 07/14/1936
LOW -31 01/31/2019
HIGHEST 100 06/21 99 06/11
LOWEST -18 01/26 -12 02/17
AVG. MAXIMUM 59.5 58.8 0.7 62.1
AVG. MINIMUM 38.9 40.0 -1.1 41.9
MEAN 49.2 49.4 -0.2 52.0
DAYS MAX >= 90 20 14.8 5.2 35
DAYS MAX <= 32 55 50.0 5.0 35
DAYS MIN <= 32 140 135.8 4.2 125
DAYS MIN <= 0 11 11.5 -0.5 13
PRECIPITATION (INCHES)
RECORD
MAXIMUM 56.48 1973
MINIMUM 22.87 1910
TOTALS 39.47 37.24 2.23 24.19
DAILY AVG. 0.11 0.10 0.01 0.07
DAYS >= .01 116 120.7 -4.7 113
DAYS >= .10 59 69.0 -10.0 60
DAYS >= .50 22 23.6 -1.6 15
DAYS >= 1.00 8 8.8 -0.8 2
GREATEST
24 HR. TOTAL 4.46 2.52
SNOWFALL (INCHES)
RECORDS
TOTAL 84.3 2008
TOTALS 24.7 37.1 -12.4 30.2
SINCE 7/1 5.6 11.9 -6.3 2.8
DAYS >= 1.0 10 11.1 -1.1 13
GREATEST
SNOW DEPTH 5 01/02 17 02/16
01/03
01/04
24 HR TOTAL 4.3 5.5
DEGREE DAYS
HEATING TOTAL 6613 6497 116 5824
SINCE 7/1 2472 2486 -14 1989
COOLING TOTAL 978 838 140 1252
SINCE 1/1 978 839 139 1252
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WIND (MPH)
AVERAGE WIND SPEED 8.5
HIGHEST WIND SPEED/DIRECTION 48/210 DATE 03/05
HIGHEST GUST SPEED/DIRECTION 81/200 DATE 03/05
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.60
NUMBER OF DAYS FAIR 92
NUMBER OF DAYS PC 134
NUMBER OF DAYS CLOUDY 139
AVERAGE RH (PERCENT) 68
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 39 MIXED PRECIP 0
HEAVY RAIN 22 RAIN 42
LIGHT RAIN 115 FREEZING RAIN 0
LT FREEZING RAIN 5 HAIL 4
HEAVY SNOW 2 SNOW 6
LIGHT SNOW 64 SLEET 6
FOG 146 FOG W/VIS <= 1/4 MILE 13
HAZE 46
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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