Climatological Report (Monthly)
Issued by NWS Billings, MT

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824
CXUS55 KBYZ 011609
CLMBIL


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
905 AM MST WED MAR 1 2017

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

...THE BILLINGS MT CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1934 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST            62   02/21
LOWEST             -7   02/03
AVG. MAXIMUM     39.1              40.2    -1.1
AVG. MINIMUM     20.6              20.6     0.0
MEAN             29.9              30.4    -0.5
DAYS MAX >= 90      0
DAYS MAX <= 32     11
DAYS MIN <= 32     21
DAYS MIN <= 0       4

PRECIPITATION (INCHES)
TOTALS           0.83              0.48    0.35
DAYS >= .01         7
DAYS >= .10         4
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.23   02/22 TO 02/22

SNOWFALL (INCHES)
TOTALS           12.4               6.2     6.2
SINCE 7/1        60.3              34.5    25.8
SNOWDEPTH AVG.      2
DAYS >= TRACE      12
DAYS >= 1.0         5
GREATEST
 SNOW DEPTH        11   02/09
 24 HR TOTAL      4.2   02/07 TO 02/07

DEGREE_DAYS
HEATING TOTAL     980               969      11
 SINCE 7/1       5085              4965     120
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
.................................................

WIND (MPH)
AVERAGE WIND SPEED              11.4
HIGHEST WIND SPEED/DIRECTION    39/290    DATE  02/21
HIGHEST GUST SPEED/DIRECTION    51/310    DATE  02/11

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                1     SNOW                       3
LIGHT SNOW               11     SLEET                      1
FOG                      12     FOG W/VIS <= 1/4 MILE      1
HAZE                      3

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

&&

...FEBRUARY 2017 MONTH IN REVIEW FOR BILLINGS...

BELOW IS A SUMMARY OF THE TEMPERATURE...PRECIPITATION...AND WIND
STATISTICS FOR BILLINGS FOR FEBRUARY 2017. ALL TEMPERATURES ARE IN
DEGREES FAHRENHEIT AND ALL PRECIPITATION AMOUNTS ARE IN INCHES. NORMALS
ARE 30 YEAR AVERAGES CALCULATED FROM 1981 TO 2010. MONTHLY RANKINGS
FOR PRECIPITATION...SNOWFALL...AND TEMPERATURES USE A PERIOD OF RECORD
THAT STARTED IN AUGUST 1934 AT THE BILLINGS AIRPORT. MONTHLY RANKINGS
FOR WIND USE A PERIOD OF RECORD THAT STARTED IN 1984.

NUMBERS DENOTED WITH AN * IS MISSING DATA IN THE CALCULATION.

...BILLINGS MONTHLY PRECIPITATION...

 MONTH   2017 VALUES  NORMALS    DEPARTURE  RANKING

FEBRUARY     0.83     0.48       +0.35      16TH WETTEST OUT OF 83 YEARS
                                            (RECORD WETTEST WAS 2.06 IN 2014)
                                            (WETTEST SINCE 2.06 IN 2014)

...BILLINGS FEBRUARY 2017 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

NONE

...BILLINGS MONTHLY SNOWFALL...

 MONTH   2017 VALUES  NORMALS    DEPARTURE  RANKING

FEBRUARY     12.4       6.2       +6.2      17TH SNOWIEST OUT OF 83 YEARS
                                            (RECORD SNOWIEST WAS 37.0 IN 2014)
                                            (SNOWIEST SINCE 37.0 IN 2014)

...BILLINGS FEBRUARY 2017 BROKEN OR TIED DAILY SNOWFALL RECORDS...

NONE

...BILLINGS AVERAGE TEMPERATURES...

 MONTH   2017 VALUES  NORMALS   DEPARTURE  RANKING

FEBRUARY     29.9      30.4      -0.5      38TH WARMEST OUT OF 83 YEARS
                                           (RECORD WARMEST WAS 41.0 TIED IN 2016)
                                           (WARMEST SINCE 41.0 IN 2016)

...BILLINGS AVERAGE HIGH TEMPERATURES...

 MONTH   2017 VALUES  NORMALS   DEPARTURE  RANKING

FEBRUARY     39.1      40.2      -1.1      41ST WARMEST OUT OF 83 YEARS
                                           (RECORD WARMEST WAS 52.1 IN 2016)
                                           (WARMEST SINCE 52.1 IN 2016)

...BILLINGS FEBRUARY 2017 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

NONE

...BILLINGS FEBRUARY 2017 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...

NONE

...BILLINGS AVERAGE LOW TEMPERATURES...

 MONTH   2017 VALUES  NORMALS   DEPARTURE  RANKING

FEBRUARY     20.6      20.6       0.0      35TH WARMEST OUT OF 83 YEARS
                                           (RECORD WARMEST WAS 30.2 IN 1991)
                                           (WARMEST SINCE 29.9 IN 2016)

...BILLINGS FEBRUARY 2017 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...

42 ON FEBRUARY 16 (OLD RECORD 41 IN 1982)

...BILLINGS FEBRUARY 2017 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

NONE

...BILLINGS MONTHLY WIND AVERAGES...

 MONTH   2017 VALUES  NORMALS    DEPARTURE  RANKING

FEBRUARY     11.4      11.9       -0.5      TIED FOR THE 25TH LEAST WINDIEST OUT OF 68 YEARS
                                            (RECORD LEAST WINDIEST WAS 8.6 IN 1958)
                                            (LEAST WINDIEST SINCE 10.8 IN 2012)

$$







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