614
CXUS55 KMSO 200054
CLMMSO

CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
654 PM MDT SAT OCT 19 2024

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

...THE MISSOULA MT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             99   09/01/1967
 LOW              15   09/25/1926
HIGHEST           93   09/06         MM      MM       88
LOWEST            32   09/30         MM      MM       36
AVG. MAXIMUM    77.4               72.6     4.8     74.2
AVG. MINIMUM    46.4               42.4     4.0     46.1
MEAN            61.9               57.5     4.4     60.1
DAYS MAX >= 90     6                1.4     4.6        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     1                1.7    -0.7        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.60   1985
 MINIMUM           T   2012
TOTALS          1.05               0.96    0.09     1.68
DAILY AVG.      0.04               0.03    0.01     0.06
DAYS >= .01        4                7.3    -3.3        8
DAYS >= .10        3                3.0     0.0        4
DAYS >= .50        1                0.3     0.7        1
DAYS >= 1.00       0                0.0     0.0        0
GREATEST
 24 HR. TOTAL   0.74   09/11 TO 09/12               0.52

SNOWFALL (INCHES)
TOTALS           0.0                0.1    -0.1      0.0
SINCE 7/1        0.0                0.1    -0.1       MM
DAYS >= TRACE      0                0.0     0.0        0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0
 24 HR TOTAL      MM                                  MM

DEGREE DAYS
HEATING TOTAL    133                240    -107
 SINCE 7/1       165                325    -160
COOLING TOTAL     46                 15      31
 SINCE 1/1       474                307     167
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              4.5
HIGHEST WIND SPEED/DIRECTION    32/260    DATE  09/29
HIGHEST GUST SPEED/DIRECTION    45/260    DATE  09/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.23
NUMBER OF DAYS FAIR           22
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     57

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       4     FOG W/VIS <= 1/4 MILE      0
HAZE                     10

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

$$