462
CXUS55 KMSO 032200
CLMMSO

CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
400 PM MDT THU SEP 03 2026

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

...THE MISSOULA MT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            105   08/04/1961
 LOW              29   08/25/1910
HIGHEST           97   08/21         MM      MM       95
LOWEST            37   08/31         MM      MM       47
AVG. MAXIMUM    86.6               84.3     2.3     85.0
AVG. MINIMUM    50.2               50.1     0.1     53.1
MEAN            68.4               67.2     1.2     69.1
DAYS MAX >= 90    11               10.7     0.3        8
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.1    -0.1        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.29   1985
 MINIMUM        0.00   1917
TOTALS          0.55               0.83   -0.28     0.92
DAILY AVG.      0.02               0.03   -0.01     0.03
DAYS >= .01        5                6.4    -1.4        4
DAYS >= .10        3                2.5     0.5        4
DAYS >= .50        0                0.3    -0.3        0
DAYS >= 1.00       0                0.1    -0.1        0
GREATEST
 24 HR. TOTAL   0.28   08/13 TO 08/14               0.92

SNOWFALL (INCHES)
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1        0.0                0.0     0.0       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     21                 47     -26
 SINCE 7/1        27                 89     -62
COOLING TOTAL    135                115      20
 SINCE 1/1       388                292      96
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              4.8
HIGHEST WIND SPEED/DIRECTION    36/230    DATE  08/15
HIGHEST GUST SPEED/DIRECTION    48/230    DATE  08/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.11
NUMBER OF DAYS FAIR           28
NUMBER OF DAYS PC              3
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     47

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       2
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       3     FOG W/VIS <= 1/4 MILE      0
HAZE                     16

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

$$