Climatological Report (Monthly) Issued by NWS
000
CXUS53 KLOT 011832
CLMORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1232 PM CST MON MAR 01 2021
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...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2021...
CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1871 TO 2021
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 75 02/27/1976
LOW -21 02/09/1899
HIGHEST 52 02/27 MM MM 55 02/23
LOWEST -7 02/07 MM MM -2 02/14
AVG. MAXIMUM 27.4 35.3 -7.9 37.3
AVG. MINIMUM 13.0 20.1 -7.1 23.1
MEAN 20.2 27.7 -7.5 30.2
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 16 10.3 5.7 7
DAYS MIN <= 32 25 24.0 1.0 24
DAYS MIN <= 0 5 1.7 3.3 1
PRECIPITATION (INCHES)
RECORD
MAXIMUM 5.98 1881
MINIMUM 0.06 1877
TOTALS 1.25 1.79 -0.54 0.77
DAILY AVG. 0.04 0.06 -0.02 0.03
DAYS >= .01 14 8.8 5.2 9
DAYS >= .10 4 4.4 -0.4 4
DAYS >= .50 0 0.9 -0.9 0
DAYS >= 1.00 0 0.3 -0.3 0
GREATEST
24 HR. TOTAL 0.32 02/21 TO 02/21 0.18 02/12 TO 02/12
SNOWFALL (INCHES)
RECORDS
TOTAL 29.0 2011
TOTALS 21.6 9.1 12.5 8.8
SINCE 7/1 47.0 29.5 17.5 MM
SNOWDEPTH AVG. 13 1
DAYS >= 1.0 6 2.7 3.3 6
GREATEST
SNOW DEPTH 21 02/16 3 02/15
02/14
02/13
24 HR TOTAL 6.1 02/15 TO 02/15
DEGREE DAYS
HEATING TOTAL 1247 1044 203 1002
SINCE 7/1 4340 4733 -393 4386
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 0 0 0
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WIND (MPH)
AVERAGE WIND SPEED 9.7
HIGHEST WIND SPEED/DIRECTION 31/280 DATE 02/04
31/250 02/05
HIGHEST GUST SPEED/DIRECTION 49/250 DATE 02/04
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.64
NUMBER OF DAYS FAIR 2
NUMBER OF DAYS PC 14
NUMBER OF DAYS CLOUDY 12
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 1 SNOW 5
LIGHT SNOW 16 SLEET 1
FOG 11 FOG W/VIS <= 1/4 MILE 1
HAZE 11
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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