CXUS53 KLOT 011921
CLSRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
121 PM CST SUN MAR 01 2026

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2025 TO 2/28/2026...

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             78   02/27/2024
 LOW             -31   01/31/2019
HIGHEST           66   02/16                          58  02/28
LOWEST           -14   01/23                         -11  02/18
                                                          01/21
AVG. MAXIMUM    33.6               32.3     1.3     33.3
AVG. MINIMUM    14.9               17.5    -2.6     15.9
MEAN            24.3               24.9    -0.6     24.6
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32    46               43.0     3.0       44
DAYS MIN <= 32    85               82.3     2.7       81
DAYS MIN <= 0     15               11.2     3.8       13

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.38   1946
 MINIMUM        1.28   2003
TOTALS          2.72               5.16   -2.44     2.38
DAILY AVG.      0.03               0.06   -0.03     0.03
DAYS >= .01       25               28.6    -3.6       19
DAYS >= .10        6               13.2    -7.2        8
DAYS >= .50        1                2.8    -1.8        0
DAYS >= 1.00       0                0.6    -0.6        0
GREATEST
 24 HR. TOTAL   0.90   12/27 TO 12/28               0.65
                       12/28 TO 12/29

SNOWFALL (INCHES)
RECORDS
 TOTAL          65.1   2008
TOTALS          14.0               28.8   -14.8     12.3
SINCE 7/1       24.0               31.3    -7.3     12.9
DAYS >= 1.0        3                9.0    -6.0        6
GREATEST
 SNOW DEPTH        9   12/07                           5  02/15
 24 HR TOTAL     5.8   12/06 TO 12/07                3.2

DEGREE DAYS
HEATING TOTAL   3661               3612      49     3613
 SINCE 7/1      4824               4928    -104     4595
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0        0
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.2
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           0.70
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC             32
NUMBER OF DAYS CLOUDY         44

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               18     FREEZING RAIN              0
LT FREEZING RAIN          5     HAIL                       1
HEAVY SNOW                1     SNOW                       4
LIGHT SNOW               39     SLEET                      1
FOG                      45     FOG W/VIS <= 1/4 MILE      6
HAZE                     12

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

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