Climatological Report (Seasonal)
Issued by NWS Chicago, IL

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CXUS53 KLOT 011452
CLSRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
845 AM CST THU MAR 1 2018

...................................

...THE ROCKFORD IL CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2017 TO 2/28/2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              70   02/28/2017
                        02/22/2017
                        02/25/2000
 LOW              -27   01/10/1982
HIGHEST            62   02/28        MM      MM       70
                        12/04
LOWEST            -16   01/06        MM      MM      -13
AVG. MAXIMUM     32.1              32.2    -0.1     37.0
AVG. MINIMUM     14.5              16.3    -1.8     21.8
MEAN             23.3              24.2    -0.9     29.4
DAYS MAX >= 90      0
DAYS MAX <= 32     42
DAYS MIN <= 32     83
DAYS MIN <= 0      20

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.38   1946
 MINIMUM         1.28   2003
TOTALS           5.44              4.76    0.68     5.91
DAYS >= .01        31
DAYS >= .10        14
DAYS >= .50         3
DAYS >= 1.00        2

SNOWFALL (INCHES)
TOTALS           28.1              29.2    -1.1
SINCE 7/1        28.3              31.0    -2.7

DEGREE_DAYS
HEATING TOTAL    3727              3668      59
 SINCE 7/1         MM              5002      MM
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.4
HIGHEST WIND SPEED/DIRECTION    37/300    DATE  12/05
HIGHEST GUST SPEED/DIRECTION    56/260    DATE  12/04


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       7
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                0     SNOW                       6
LIGHT SNOW               41     SLEET                      1
FOG                      48     FOG W/VIS <= 1/4 MILE     10
HAZE                     18

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$




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