Climatological Report (Seasonal) Issued by NWS Quad Cities, IA IL
000
CXUS53 KDVN 011005
CLSDVN
CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
505 AM CDT TUE SEP 01 2020
...................................
...THE DAVENPORT IA CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2020 TO 8/31/2020...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 9999 TO 9999
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
HIGHEST 94 06/02 84 10
08/24
LOWEST 50 08/05 55 -5
08/19
AVG. MAXIMUM 84.7 82.0 2.7
AVG. MINIMUM 62.9 61.1 1.8
MEAN 73.7 71.6 2.1
DAYS MAX >= 90 17
DAYS MAX <= 32 0
DAYS MIN <= 32 0
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
TOTALS 10.06 13.01 -2.95
DAILY AVG. 0.11 0.14 -0.03
DAYS >= .01 23
DAYS >= .10 16
DAYS >= .50 8
DAYS >= 1.00 3
GREATEST
24 HR. TOTAL 1.73 07/07 TO 07/08
SNOWFALL (INCHES)
RECORDS
24 HR TOTAL MM
TOTALS T
SINCE 7/1 T
SNOWDEPTH AVG. 0
DAYS >= TRACE 1
DAYS >= 1.0 0
GREATEST
SNOW DEPTH 0
24 HR TOTAL MM
DEGREE DAYS
HEATING TOTAL 3 39 -36
SINCE 7/1 3 9 -6
COOLING TOTAL 837 643 194
SINCE 1/1 889 704 185
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 7.3
HIGHEST WIND SPEED/DIRECTION 54/290 DATE 08/10
HIGHEST GUST SPEED/DIRECTION 87/280 DATE 08/10
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.18
NUMBER OF DAYS FAIR 74
NUMBER OF DAYS PC 16
NUMBER OF DAYS CLOUDY 1
AVERAGE RH (PERCENT) 69
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 19 HAIL 1
SLEET 0 FOG 36
FOG W/VIS <= 1/4 MILE 3 HAZE 14
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
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NOTE: POWER OUTAGE ON 8/10 RESULTED IN MISSING WIND DATA ON 8/11.
SUPPLEMENTAL CLIMATE DATA WAS USED FROM A NEARBY CLIMATOLOGICALLY
REPRESENTATIVE STATION FOR THE FOLLOWING DATES. TRACE OF HAIL FELL
ON 7/8.
DVN
PARAMETER DATE
--------- ----
TN 8/10, 8,11
TX 8/11
PCPN 8/10
SNOW 7/8
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