Climatological Report (Daily)
Issued by NWS Chicago, IL

Home | Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
491
CDUS43 KLOT 200636
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT THU JUL 20 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR JULY 19 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         91    311 PM 100    2011  85      6       86
                                      1930
  MINIMUM         69    737 PM  49    1909  63      6       65
  AVERAGE         80                        74      6       76

PRECIPITATION (IN)
  YESTERDAY        0.94          2.72 1952   0.12   0.82     0.00
  MONTH TO DATE    3.13                      2.37   0.76     1.92
  SINCE JUN 1     10.62                      7.02   3.60     4.11
  SINCE JAN 1     29.47                     19.49   9.98    15.67

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     11                        31    -20        6
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       15                         9      6       11
  MONTH TO DATE  170                       171     -1      167
  SINCE JUN 1    382                       346     36      383
  SINCE JAN 1    418                       401     17      468
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    41   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    58   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     4.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           900 PM
 LOWEST     52           300 PM
 AVERAGE    71

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   85       102      1930
 MINIMUM TEMPERATURE (F)   63        49      1927


SUNRISE AND SUNSET
JULY 20 2017..........SUNRISE   538 AM CDT   SUNSET   827 PM CDT
JULY 21 2017..........SUNRISE   539 AM CDT   SUNSET   826 PM CDT


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




$$





USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.