Climatological Report (Monthly)
Issued by NWS Missoula, MT

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000
CXUS55 KMSO 011612
CLMBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT
1010 AM MDT WED NOV 1 2017

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

...THE BUTTE MT CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              85   10/03/2010
                        10/05/1918
                        10/03/1963
 LOW              -23   10/30/1991
HIGHEST            71   10/19        MM      MM       68
LOWEST             13   10/31        MM      MM       15
AVG. MAXIMUM     52.1              55.0    -2.9     53.9
AVG. MINIMUM     25.8              26.6    -0.8     31.0
MEAN             39.0              40.8    -1.8     42.4
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.9    -0.9        0
DAYS MIN <= 32     27              24.0     3.0       19
DAYS MIN <= 0       0               0.1    -0.1        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.30   1911
 MINIMUM            T   1987
                        1915
TOTALS           0.17              0.78   -0.61     2.31
DAILY AVG.       0.01              0.03   -0.02     0.07
DAYS >= .01         8               7.5     0.5       13
DAYS >= .10         0               2.7    -2.7        8
DAYS >= .50         0               0.1    -0.1        1
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.09   09/30 TO 10/01              0.57

DEGREE_DAYS
HEATING TOTAL     800               750      50
 SINCE 7/1       1281              1371     -90
COOLING TOTAL       0                 0       0
 SINCE 1/1        129                81      48
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              5.7
HIGHEST WIND SPEED/DIRECTION    31/290    DATE  10/20
HIGHEST GUST SPEED/DIRECTION    42/290    DATE  10/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC             17
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       3
LIGHT SNOW                8     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      1
HAZE                      2

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

$$



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