Climatological Report (Monthly)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
662
CXUS54 KMRX 011215
CLMCHA
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
815 AM EDT THU OCT 01 2026
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...THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1879 TO 2026
WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
................................................
TEMPERATURE (F)
HIGHEST 101 09/04
09/05
LOWEST 51 09/28
AVG. MAXIMUM 93.2 84.3 8.9
AVG. MINIMUM 68.2 63.6 4.6
MEAN 80.7 73.9 6.8
DAYS MAX >= 90 22
DAYS MAX <= 32 0
DAYS MIN <= 32 0
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 14.18 1977
MINIMUM 0.04 1919
TOTALS 0.68 4.23 -3.55
DAYS >= .01 5
DAYS >= .10 1
DAYS >= .50 1
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.61 09/23 TO 09/23
SNOWFALL (INCHES)
TOTALS 0.0 0.0 0.0
SINCE 7/1 0.0
SNOWDEPTH AVG. 0
DAYS >= TRACE 0
GREATEST
SNOW DEPTH 0
DEGREE DAYS
HEATING TOTAL 0 7 -7
SINCE 7/1 0 5 -5
COOLING TOTAL 479 276 203
SINCE 1/1 2294 1849 445
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WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 7 RAIN 1
SNOW 0 FOG 2
FOG W/VIS <= 1/4 MILE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$