614
CXUS55 KMSO 032200
CLMBTM

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

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

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

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             99   08/05/1961
                       08/12/1940
 LOW              23   08/25/1992
HIGHEST           95   08/01         MM      MM       91
LOWEST            32   08/31         MM      MM       39
AVG. MAXIMUM    81.4               79.8     1.6     78.9
AVG. MINIMUM    45.3               43.9     1.4     45.8
MEAN            63.3               61.8     1.5     62.4
DAYS MAX >= 90     3                2.6     0.4        1
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     1                0.7     0.3        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.31   1922
 MINIMUM           T   1955
TOTALS          0.77               1.28   -0.51     0.93
DAILY AVG.      0.02               0.04   -0.02     0.03
DAYS >= .01       10                7.7     2.3        7
DAYS >= .10        2                3.3    -1.3        2
DAYS >= .50        0                0.7    -0.7        0
DAYS >= 1.00       0                0.0     0.0        0
GREATEST
 24 HR. TOTAL   0.38   08/13 TO 08/14               0.63


DEGREE DAYS
HEATING TOTAL     70                124     -54
 SINCE 7/1        98                215    -117
COOLING TOTAL     28                 27       1
 SINCE 1/1       146                 81      65
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              5.5
HIGHEST WIND SPEED/DIRECTION    35/330    DATE  08/16
HIGHEST GUST SPEED/DIRECTION    49/340    DATE  08/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.22
NUMBER OF DAYS FAIR           25
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     48

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             10     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       3
LIGHT RAIN               14     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                     10

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

$$