Climatological Report (Monthly)
Issued by NWS Chicago, IL

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CXUS53 KLOT 011350
CLMRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
836 AM CDT WED MAY 1 2019

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR THE MONTH OF APRIL 2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2019

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            80   04/22        73       7       81  04/30
                        04/21
LOWEST             24   04/15        44     -20       16  04/07
AVG. MAXIMUM     59.7              60.7    -1.0     50.8
AVG. MINIMUM     38.8              38.1     0.7     30.0
MEAN             49.3              49.4    -0.1     40.4
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.1    -0.1        1
DAYS MIN <= 32      8               7.5     0.5       19
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.92   1973
 MINIMUM         0.28   1915
TOTALS           4.26              3.35    0.91     1.16
DAILY AVG.       0.14              0.11    0.03     0.04
DAYS >= .01        14              11.3     2.7       12
DAYS >= .10         9               6.4     2.6        5
DAYS >= .50         3               2.4     0.6        0
DAYS >= 1.00        2               0.8     1.2        0
GREATEST
 24 HR. TOTAL    1.10   04/29 TO 04/29

SNOWFALL (INCHES)
RECORDS
 TOTAL            9.0   1936
TOTALS            6.6               0.9     5.7      4.1
SINCE 7/1        57.8              36.7    21.1     34.8
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         2               0.3     1.7
GREATEST
 SNOW DEPTH         4R  04/28
 24 HR TOTAL      3.7   04/27 TO 04/27

DEGREE_DAYS
HEATING TOTAL     468               476      -8      728
 SINCE 7/1       6674              6340     334     6560
COOLING TOTAL       2                 8      -6        0
 SINCE 1/1          2                 8      -6        0
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.6
HIGHEST WIND SPEED/DIRECTION    31/020    DATE  04/19
HIGHEST GUST SPEED/DIRECTION    44/100    DATE  04/11


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       3
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       2
LIGHT SNOW                2     SLEET                      2
FOG                      14     FOG W/VIS <= 1/4 MILE      3
HAZE                      5

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

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