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169
CXUS53 KLOT 011807
CLMRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1159 AM CST SUN FEB 1 2015
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...THE ROCKFORD IL CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2015...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2015
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 63 01/07/2008
01/31/1989
LOW -27 01/10/1982
HIGHEST 42 01/18 41 01/13
01/17
LOWEST -11 01/08 -18 01/28
01/06
01/03
AVG. MAXIMUM 28.7 29.5 -0.8 21.9
AVG. MINIMUM 13.0 13.5 -0.5 2.1
MEAN 20.9 21.5 -0.6 12.0
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 16 17.3 -1.3 22
DAYS MIN <= 32 31 29.0 2.0 31
DAYS MIN <= 0 9 5.5 3.5 14
PRECIPITATION (INCHES)
RECORD
MAXIMUM 5.80 1946
MINIMUM 0.12 1921
TOTALS 1.07 1.37 -0.30 1.98
DAILY AVG. 0.03 0.04 -0.01 0.06
DAYS >= .01 10 9.4 0.6 13
DAYS >= .10 4 4.0 0.0 5
DAYS >= .50 0 0.5 -0.5 1
DAYS >= 1.00 0 0.1 -0.1 0
GREATEST
24 HR. TOTAL 0.38 01/03 TO 01/04
SNOWFALL (INCHES)
RECORDS
TOTAL 36.1 1918
TOTALS 9.5 10.2 -0.7 15.3
SINCE 7/1 13.2 23.3 -10.1 34.0
SNOWDEPTH AVG. 2 5 -3 8
DAYS >= 1.0 4 3.3 0.7 5
GREATEST
SNOW DEPTH 6 01/10 13 01/07
01/09 01/06
01/11 01/05
24 HR TOTAL 2.6 MM
DEGREE_DAYS
HEATING TOTAL 1362 1348 14 1637
SINCE 7/1 3972 3909 63 4425
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 0 0 0
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WIND (MPH)
AVERAGE WIND SPEED 9.1
HIGHEST WIND SPEED/DIRECTION 31/290 DATE 01/08
HIGHEST GUST SPEED/DIRECTION 37/300 DATE 01/08
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.70
NUMBER OF DAYS FAIR 3
NUMBER OF DAYS PC 13
NUMBER OF DAYS CLOUDY 15
AVERAGE RH (PERCENT) 74
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 1
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 2 FREEZING RAIN 0
LT FREEZING RAIN 4 HAIL 1
HEAVY SNOW 0 SNOW 7
LIGHT SNOW 16 SLEET 2
FOG 17 FOG W/VIS <= 1/4 MILE 1
HAZE 9
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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