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CXUS53 KLOT 010917
CLMRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
317 AM CST SUN FEB 01 2026

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2026

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             -31   01/31/2019
HIGHEST           59   01/08                          55  01/30
LOWEST           -14   01/23                         -11  01/21
AVG. MAXIMUM    27.0               29.1    -2.1     30.1
AVG. MINIMUM    11.2               14.5    -3.3     10.5
MEAN            19.1               21.8    -2.7     20.3
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32    20               19.0     1.0       20
DAYS MIN <= 32    30               29.2     0.8       31
DAYS MIN <= 0     10                5.6     4.4        7

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.80   1946
 MINIMUM        0.12   1921
TOTALS          0.82               1.60   -0.78     0.79
DAILY AVG.      0.03               0.05   -0.02     0.03
DAYS >= .01        9               10.1    -1.1        5
DAYS >= .10        2                4.4    -2.4        3
DAYS >= .50        0                0.7    -0.7        0
DAYS >= 1.00       0                0.1    -0.1        0
GREATEST
 24 HR. TOTAL   0.35   01/08 TO 01/09               0.65

SNOWFALL (INCHES)
RECORDS
 TOTAL          36.1   1918
TOTALS           4.7               10.9    -6.2      2.1
SINCE 7/1       23.9               22.8     1.1       MM
SNOWDEPTH AVG.     1                                   0
DAYS >= 1.0        1                4.0    -3.0        1
GREATEST
 SNOW DEPTH        2   01/19                           2  01/23
                       01/24
                       01/25
 24 HR TOTAL     1.2   01/15 TO 01/16                1.6

DEGREE DAYS
HEATING TOTAL   1417               1339      78     1375
 SINCE 7/1      3856               3828      28       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.3
HIGHEST WIND SPEED/DIRECTION    37/350    DATE  01/14
HIGHEST GUST SPEED/DIRECTION    53/250    DATE  01/09

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.67
NUMBER OF DAYS FAIR            5
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY         13

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                5     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW               15     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      1
HAZE                      1

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

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