Climatological Report (Annual)
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000
CXUS55 KBYZ 022147
CLALVM


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
232 PM MST WED JAN 2 2019

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

...THE LIVINGSTON MT CLIMATE SUMMARY FOR THE YEAR OF 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2019

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             105   08/05/1961
 LOW              -41   12/24/1983
HIGHEST           103   08/11
LOWEST            -16   02/19
AVG. MAXIMUM     57.5              58.1    -0.6
AVG. MINIMUM     31.9              31.5     0.4
MEAN             44.7              44.8    -0.1
DAYS MAX >= 90     20                       1.6
DAYS MAX <= 32     38                       2.9
DAYS MIN <= 32    169                      -3.8
DAYS MIN <= 0      13                      -2.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        22.87   1975
 MINIMUM         9.01   1954
TOTALS          17.14             14.81    2.33
DAYS >= .01       119                      15.7
DAYS >= .10        48                       6.0
DAYS >= .50         7                       0.8
DAYS >= 1.00        0                      -1.1

DEGREE_DAYS
HEATING TOTAL    7448              7603    -155
COOLING TOTAL     212               229     -17

FREEZE DATES
RECORD
 EARLIEST     08/17/2002
 LATEST       06/29/1968
EARLIEST        09/21           09/13
LATEST          05/02           05/28
.................................................

WIND (MPH)
AVERAGE WIND SPEED              13.8
HIGHEST WIND SPEED/DIRECTION    69/220    DATE  12/29
HIGHEST GUST SPEED/DIRECTION    85/220    DATE  12/29


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             47     MIXED PRECIP               0
HEAVY RAIN               15     RAIN                      36
LIGHT RAIN              111     FREEZING RAIN              1
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW               10     SNOW                      29
LIGHT SNOW               77     SLEET                      0
FOG                     122     FOG W/VIS <= 1/4 MILE     22
HAZE                     34

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

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