528
CXUS54 KMRX 012229
CLSTRI

CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
629 PM EDT MON JUN 01 2026

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

...THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2026 TO 5/31/2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1937 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART
                VALUE   DATE(S)   VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             94   05/31/2011
                       05/22/1941
 LOW              -2   03/03/1980
HIGHEST           93   05/18
LOWEST            22   03/18
AVG. MAXIMUM    74.9
AVG. MINIMUM    44.9
MEAN            59.9               56.2     3.7
DAYS MAX >= 90     4
DAYS MIN <= 32    12

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       18.84   2020
 MINIMUM        5.67   2007
TOTALS          7.12              11.57   -4.45
DAILY AVG.      0.08
DAYS >= .01       30
DAYS >= .10       17
DAYS >= .50        5
DAYS >= 1.00       1
GREATEST
 24 HR. TOTAL   1.22   03/11 TO 03/12

SNOWFALL (INCHES)
TOTALS           0.5
SINCE 7/1       12.7
SNOWDEPTH AVG.     T
DAYS >= TRACE      3
DAYS >= 1.0        0
GREATEST
 SNOW DEPTH       MM

DEGREE DAYS
HEATING TOTAL    596                910    -314
COOLING TOTAL    149                 95      54
................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    29/240    DATE  03/13
HIGHEST GUST SPEED/DIRECTION    40/250    DATE  03/13

SKY COVER
AVERAGE SKY COVER           0.59


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              8     MIXED PRECIP               0
HEAVY RAIN               13     RAIN                      14
LIGHT RAIN               29     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                3     SLEET                      0
FOG                      42     FOG W/VIS <= 1/4 MILE      8
HAZE                      5

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

$$