Climatological Report (Seasonal) Issued by NWS Chicago, IL
915
CXUS53 KLOT 011659
CLSRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1058 AM CST TUE DEC 1 2020
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2020 TO 11/30/2020...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2020
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
.............................................................
TEMPERATURE (F)
RECORD
HIGH 103 09/07/1939
LOW -10 11/26/1977
HIGHEST 88 09/02 MM MM 87
LOWEST 21 11/02 MM MM 3
AVG. MAXIMUM 63.4 61.9 1.5 59.0
AVG. MINIMUM 42.1 41.1 1.0 42.1
MEAN 52.8 51.5 1.3 50.6
DAYS MAX >= 90 0
DAYS MAX <= 32 0
DAYS MIN <= 32 16
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 21.56 1961
MINIMUM 3.05 1956
TOTALS 10.51 8.60 1.91 14.60
DAYS >= .01 26
DAYS >= .10 17
DAYS >= .50 7
DAYS >= 1.00 2
SNOWFALL (INCHES)
TOTALS 1.7 1.8 -0.1
SINCE 7/1 1.7 1.8 -0.1
DEGREE_DAYS
HEATING TOTAL 1154 1320 -166
SINCE 7/1 MM 1335 MM
COOLING TOTAL 65 93 -28
SINCE 1/1 1042 820 222
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 8.9
HIGHEST WIND SPEED/DIRECTION 38/220 DATE 11/10
HIGHEST GUST SPEED/DIRECTION 73/240 DATE 11/10
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 9 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 13
LIGHT RAIN 32 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 1
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 5 SLEET 0
FOG 31 FOG W/VIS <= 1/4 MILE 0
HAZE 12
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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