Climatological Report (Monthly)
Issued by NWS Chicago, IL

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CXUS53 KLOT 011357
CLMRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
837 AM CDT SUN MAY 1 2016

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR THE MONTH OF APRIL 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              93   04/10/1930
 LOW                5   04/07/1982
HIGHEST            83   04/25        73      10       79  04/17
                        04/18
LOWEST             21   04/09        44     -23       26  04/04
AVG. MAXIMUM     59.9              60.7    -0.8     63.7
AVG. MINIMUM     38.7              38.1     0.6     38.2
MEAN             49.3              49.4    -0.1     51.0
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.1    -0.1        0
DAYS MIN <= 32      7               7.5    -0.5        5
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.92   1973
 MINIMUM         0.28   1915
TOTALS           2.90              3.35   -0.45     3.12
DAILY AVG.       0.10              0.11   -0.01     0.10
DAYS >= .01        11              11.3    -0.3        8
DAYS >= .10         6               6.4    -0.4        5
DAYS >= .50         2               2.4    -0.4        1
DAYS >= 1.00        1               0.8     0.2        1
GREATEST
 24 HR. TOTAL    1.41   04/05 TO 04/06

SNOWFALL (INCHES)
RECORDS
 TOTAL            9.0   1936
TOTALS            0.4               0.9    -0.5        T
SINCE 7/1        24.0              36.7   -12.7     35.5
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.3    -0.3        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.4   MM

DEGREE_DAYS
HEATING TOTAL     471               476      -5      414
 SINCE 7/1       5336              6340   -1004     6796
COOLING TOTAL       7                 8      -1        0
 SINCE 1/1          7                 8      -1        0
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.4
HIGHEST WIND SPEED/DIRECTION    40/320    DATE  04/02
HIGHEST GUST SPEED/DIRECTION    54/290    DATE  04/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         13

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       3
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW                6     SLEET                      2
FOG                      14     FOG W/VIS <= 1/4 MILE      0
HAZE                      4

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

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