000
CXUS53 KLOT 011956
CLSRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
256 PM CDT TUE JUN 01 2021

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2021 TO 5/31/2021...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            106   05/31/1934
 LOW             -11   03/03/2014
                       03/04/2002
                       03/01/1962
HIGHEST           88   05/01         MM      MM       87  05/26
                       05/24
LOWEST            15   03/02         MM      MM       22  03/07
AVG. MAXIMUM    62.5               59.1     3.4     59.0
AVG. MINIMUM    41.5               38.7     2.8     39.6
MEAN            52.0               48.9     3.1     49.3
DAYS MAX >= 90     0                0.8    -0.8        0
DAYS MAX <= 32     1                3.8    -2.8        0
DAYS MIN <= 32    20               29.9    -9.9       24
DAYS MIN <= 0      0                0.4    -0.4        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       21.43   1973
 MINIMUM        3.13   1934
TOTALS          5.51              10.33   -4.82    11.83
DAILY AVG.      0.06               0.11   -0.05     0.13
DAYS >= .01       27               35.5    -8.5       40
DAYS >= .10       15               20.1    -5.1       24
DAYS >= .50        4                6.6    -2.6        6
DAYS >= 1.00       0                2.6    -2.6        4
GREATEST
 24 HR. TOTAL   0.82   03/23 TO 03/23               2.00

SNOWFALL (INCHES)
RECORDS
 TOTAL          24.5   1923
TOTALS           2.0                5.8    -3.8      5.6
SINCE 7/1       36.5               37.1    -0.6       MM
DAYS >= TRACE      3                4.8    -1.8       17
DAYS >= 1.0        1                1.6    -0.6        2
GREATEST
 SNOW DEPTH        1   03/01                           3  04/17
                       03/16
 24 HR TOTAL     2.0   03/15 TO 03/15                3.0

DEGREE DAYS
HEATING TOTAL   1275               1541    -266     1476
 SINCE 7/1      6020               6468    -448       MM
COOLING TOTAL    100                 61      39       56
 SINCE 1/1       100                 61      39       56
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.4
HIGHEST WIND SPEED/DIRECTION    37/240    DATE  05/01
                                37/160          04/26
                                37/030          03/18
HIGHEST GUST SPEED/DIRECTION    57/230    DATE  05/01

SKY COVER
AVERAGE SKY COVER           0.63


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       8
LIGHT RAIN               40     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                1     SNOW                       1
LIGHT SNOW                3     SLEET                      1
FOG                      21     FOG W/VIS <= 1/4 MILE      1
HAZE                     15

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

$$