Climatological Report (Daily)
Issued by NWS Knoxville/Tri Cities, TN

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548
CDUS44 KMRX 212141
CLITYS

CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
541 PM EDT TUE JUL 21 2026

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

...THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE SUMMARY FOR JULY 21 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         92   3:48 PM  98    1926  89      3       91
                                      1934
                                      1985
  MINIMUM         78   5:57 AM  59    1903  69      9       73
                                      2009
  AVERAGE         85                        79      6       82

PRECIPITATION (IN)
  TODAY            0.00          1.44 1893   0.16  -0.16     0.13
  MONTH TO DATE    2.14                      3.69  -1.55     2.49
  SINCE JUN 1      6.15                      7.93  -1.78     4.98
  SINCE JAN 1     24.70                     31.23  -6.53    29.85

SNOWFALL (IN)
  TODAY            0.0                       0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1      0                         2     -2        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  TODAY           20                        14      6       17
  MONTH TO DATE  340                       287     53      364
  SINCE JUN 1    686                       598     88      749
  SINCE JAN 1    980                       782    198      968
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED    10.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85           4:00 AM
 LOWEST     52           1:00 PM
 AVERAGE    69

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


THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88       100      1952
 MINIMUM TEMPERATURE (F)   69        57      1902


SUNRISE AND SUNSET
JULY 21 2026..........SUNRISE   6:35 AM EDT   SUNSET   8:49 PM EDT
JULY 22 2026..........SUNRISE   6:36 AM EDT   SUNSET   8:48 PM EDT


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




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