Climatological Report (Monthly)
Issued by NWS Chicago, IL

Home | Current Version | Previous Version | Text Only | 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
000
CXUS53 KLOT 011807
CLMRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1159 AM CST SUN FEB 1 2015

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

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

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.

$$




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