Climatological Report (Monthly) Issued by NWS Chicago, IL
000
CXUS53 KLOT 122117
CLMRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
417 PM CDT WED APR 12 2023
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...THE ROCKFORD IL CLIMATE SUMMARY FOR THE MONTH OF MARCH 2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 85 03/29/1986
LOW -11 03/03/2014
03/04/2002
03/01/1962
HIGHEST 70 03/31 75 03/21
LOWEST 11 03/18 8 03/12
AVG. MAXIMUM 45.5 46.5 -1.0 49.2
AVG. MINIMUM 27.9 28.1 -0.2 29.5
MEAN 36.7 37.3 -0.6 39.4
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 2 3.7 -1.7 3
DAYS MIN <= 32 23 21.9 1.1 19
DAYS MIN <= 0 0 0.4 -0.4 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 6.20 1944
MINIMUM 0.27 1910
TOTALS 3.30 2.40 0.90 2.92
DAILY AVG. 0.11 0.08 0.03 0.09
DAYS >= .01 14 10.8 3.2 10
DAYS >= .10 7 5.3 1.7 7
DAYS >= .50 3 1.2 1.8 1
DAYS >= 1.00 0 0.5 -0.5 0
GREATEST
24 HR. TOTAL 0.79 03/31 TO 03/31 0.78
SNOWFALL (INCHES)
RECORDS
TOTAL 22.7 1964
TOTALS 14.1 4.9 9.2 3.4
SINCE 7/1 34.6 36.2 -1.6 MM
SNOWDEPTH AVG. 1 0
DAYS >= 1.0 3 1.3 1.7 2
GREATEST
SNOW DEPTH 7R 03/10 1 03/07
03/31
24 HR TOTAL 7.4R 03/09 TO 03/10 1.7
DEGREE DAYS
HEATING TOTAL 871 860 11 787
SINCE 7/1 5428 5787 -359 MM
COOLING TOTAL 0 2 -2 0
SINCE 1/1 0 2 -2 MM
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WIND (MPH)
AVERAGE WIND SPEED 9.1
HIGHEST WIND SPEED/DIRECTION 36/250 DATE 03/31
HIGHEST GUST SPEED/DIRECTION 58/240 DATE 03/31
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.73
NUMBER OF DAYS FAIR 3
NUMBER OF DAYS PC 13
NUMBER OF DAYS CLOUDY 15
AVERAGE RH (PERCENT) 68
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 5 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 2
LIGHT RAIN 14 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 2
HEAVY SNOW 1 SNOW 2
LIGHT SNOW 11 SLEET 2
FOG 16 FOG W/VIS <= 1/4 MILE 3
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
NO RECORDS SET OR TIED IN MARCH 2023.
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