Climatological Report (Monthly)
Issued by NWS Chicago, IL

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794
CXUS53 KLOT 011600
CLMRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1100 AM CDT TUE APR 01 2025

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR THE MONTH OF MARCH 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             85   03/29/1986
 LOW             -11   03/03/2014
                       03/04/2002
                       03/01/1962
HIGHEST           80   03/28                          75  03/03
                       03/14
                                                          03/04
LOWEST            12   03/02                          22  03/23
AVG. MAXIMUM    54.8               46.5     8.3     53.4
AVG. MINIMUM    31.0               28.1     2.9     32.3
MEAN            42.9               37.3     5.6     42.8
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     1                4.0    -3.0        0
DAYS MIN <= 32    20               21.9    -1.9       17
DAYS MIN <= 0      0                0.4    -0.4        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        6.20   1944
 MINIMUM        0.27   1910
TOTALS          2.82               2.40    0.42     4.58
DAILY AVG.      0.09               0.08    0.01     0.15
DAYS >= .01       10               10.8    -0.8       10
DAYS >= .10        8                5.3     2.7        8
DAYS >= .50        2                1.2     0.8        3
DAYS >= 1.00       0                0.5    -0.5        1
GREATEST
 24 HR. TOTAL   0.92   03/04 TO 03/05               1.93

SNOWFALL (INCHES)
RECORDS
 TOTAL          22.7   1964
TOTALS           4.2                4.9    -0.7      5.6
SINCE 7/1       17.1               36.2   -19.1       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        1                1.0     0.0        1
GREATEST
 SNOW DEPTH        3   03/16                           5  03/23
 24 HR TOTAL     4.1   03/16 TO 03/16                5.6

DEGREE DAYS
HEATING TOTAL    677                860    -183      679
 SINCE 7/1      5272               5787    -515       MM
COOLING TOTAL      0                  2      -2        0
 SINCE 1/1         0                  2      -2       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.1
HIGHEST WIND SPEED/DIRECTION    41/210    DATE  03/14
HIGHEST GUST SPEED/DIRECTION    63/210    DATE  03/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.63
NUMBER OF DAYS FAIR            5
NUMBER OF DAYS PC             15
NUMBER OF DAYS CLOUDY         11

AVERAGE RH (PERCENT)     59

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       3
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                1     SNOW                       2
LIGHT SNOW                8     SLEET                      0
FOG                      10     FOG W/VIS <= 1/4 MILE      2
HAZE                      6

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

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