Climatological Report (Monthly)
Issued by NWS Billings, MT

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CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
359 AM MDT WED NOV 1 2017

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

...THE SHERIDAN WY CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1907 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST            82   10/19
LOWEST             11   10/31
AVG. MAXIMUM     62.1              60.1     2.0
AVG. MINIMUM     28.4              30.9    -2.5
MEAN             45.2              45.5    -0.3
DAYS MAX >= 90      0
DAYS MAX <= 32      0
DAYS MIN <= 32     21
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
TOTALS           0.34              1.41   -1.07
DAYS >= .01         7
DAYS >= .10         0
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.08   10/31 TO 10/31

DEGREE_DAYS
HEATING TOTAL     603               605      -2
 SINCE 7/1        903               908      -5
COOLING TOTAL       0                 1      -1
 SINCE 1/1        481               419      62
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.4
HIGHEST WIND SPEED/DIRECTION    39/310    DATE  10/20
HIGHEST GUST SPEED/DIRECTION    55/310    DATE  10/20

AVERAGE RH (PERCENT)     55

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

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

&&

...OCTOBER 2017 MONTH IN REVIEW FOR SHERIDAN...

BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION
STATISTICS FOR SHERIDAN FOR OCTOBER 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 AND TEMPERATURES USE A PERIOD
OF RECORD THAT STARTED IN MAY 1934 AT OR NEAR THE SHERIDAN AIRPORT.

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

...SHERIDAN MONTHLY PRECIPITATION...

 MONTH   2017 VALUES  NORMALS    DEPARTURE  RANKING

OCTOBER      0.34     1.41       -1.07      TIED FOR THE 10TH DRIEST OUT OF 111 YEARS
                                            (RECORD DRIEST WAS 0.02 IN 1965)
                                            (DRIEST SINCE 0.16 IN 2014)

...SHERIDAN OCTOBER 2017 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

NONE

...SHERIDAN AVERAGE TEMPERATURES...

 MONTH   2017 VALUES  NORMALS   DEPARTURE  RANKING

OCTOBER      45.3      45.5      -0.2      TIED FOR THE 39TH COLDEST OUT OF 111 YEARS
                                           (RECORD COLDEST WAS 34.1 IN 1925)
                                           (COLDEST SINCE 41.9 IN 2013)

...SHERIDAN AVERAGE HIGH TEMPERATURES...

 MONTH   2017 VALUES  NORMALS   DEPARTURE  RANKING

OCTOBER      62.1      60.1      +2.0      TIED FOR THE 52ND WARMEST OUT OF 111 YEARS
                                           (RECORD WARMEST WAS 71.0 IN 1944)
                                           (WARMEST SINCE 63.2 IN 2016)

...SHERIDAN OCTOBER 2017 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

81 ON OCTOBER 25 (TIED RECORD IN 1977)

...SHERIDAN OCTOBER 2017 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...

NONE

...SHERIDAN AVERAGE LOW TEMPERATURES...

 MONTH   2017 VALUES  NORMALS   DEPARTURE  RANKING

OCTOBER      28.4      30.9      -2.5      14TH COLDEST OUT OF 111 YEARS
                                           (RECORD COLDEST WAS 23.3 IN 1925)
                                           (COLDEST SINCE 27.1 IN 2009)

...SHERIDAN OCTOBER 2017 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...

NONE

...SHERIDAN OCTOBER 2017 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

22 ON OCTOBER  4 (OLD RECORD 25 IN 1964)

$$




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