Climatological Report (Monthly)
Issued by NWS

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000
CXUS55 KBYZ 011242
CLMLVM


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
639 AM MDT SUN MAY 1 2016

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

...THE LIVINGSTON MT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST            79   04/22
LOWEST             19   04/17
AVG. MAXIMUM     60.2              55.0     5.2
AVG. MINIMUM     34.5              29.1     5.4
MEAN             47.4              42.1     5.3
DAYS MAX >= 90      0
DAYS MAX <= 32      0
DAYS MIN <= 32      8
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
TOTALS           1.24              1.77   -0.53
DAYS >= .01         9
DAYS >= .10         5
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.47   04/23 TO 04/24

DEGREE_DAYS
HEATING TOTAL     522               689    -167
 SINCE 7/1       5902              6948   -1046
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
.................................................

WIND (MPH)
AVERAGE WIND SPEED              12.9
HIGHEST WIND SPEED/DIRECTION    52/250    DATE  04/04
HIGHEST GUST SPEED/DIRECTION    66/250    DATE  04/06

AVERAGE RH (PERCENT)     55

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

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

&&

...APRIL 2016 MONTH IN REVIEW FOR LIVINGSTON...

BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION
STATISTICS FOR LIVINGSTON FOR APRIL 2016. 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 JULY 1948 AT OR NEAR THE LIVINGSTON AIRPORT.

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

... MONTHLY PRECIPITATION...

 MONTH   2016 VALUES  NORMALS    DEPARTURE  RANKING

APRIL        1.24     1.77       -0.53      TIED FOR THE 25TH DRIEST OUT OF 68 YEARS
                                            (RECORD DRIEST WAS 0.23 IN 1980)
                                            (DRIEST SINCE 1.23 IN 2015)

... APRIL 2016 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

NONE

NOTE: SINCE THE LATE 1990S...LIVINGSTON BECAME AN AUTOMATED AND UNATTENDED
WEATHER STATION. PRECIPITATION AMOUNTS IN THE WINTER MAY BE UNDERESTIMATED.

... AVERAGE TEMPERATURES...

 MONTH   2016 VALUES  NORMALS   DEPARTURE  RANKING

APRIL        47.4      42.1      +5.3      7TH WARMEST OUT OF 68 YEARS
                                           (RECORD WARMEST WAS 51.7 IN 1987)
                                           (WARMEST SINCE 47.8 IN 2000)

... AVERAGE HIGH TEMPERATURES...

 MONTH   2016 VALUES  NORMALS   DEPARTURE  RANKING

APRIL        60.2      55.0      +5.2      10TH WARMEST OUT OF 68 YEARS
                                           (RECORD WARMEST WAS 69.0 IN 1987)
                                           (WARMEST SINCE 63.3 IN 2000)

... APRIL 2016 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

74 ON APRIL 12 (TIED RECORD IN 2003)

... APRIL 2016 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...

NONE

... AVERAGE LOW TEMPERATURES...

 MONTH   2016 VALUES  NORMALS   DEPARTURE  RANKING

APRIL        34.5      29.1      +5.4      TIED FOR THE 5TH WARMEST OUT OF 68 YEARS
                                           (RECORD WARMEST WAS 34.9 TIED IN 1981)
                                           (WARMEST SINCE 34.7 IN 1985)

... APRIL 2016 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...

NONE

... APRIL 2016 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

NONE

$$




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