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CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
358 AM MDT WED OCT 1 2014

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

...THE SHERIDAN WY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1907 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST            94   09/26
LOWEST             18   09/12
AVG. MAXIMUM     74.2              74.2     0.0
AVG. MINIMUM     42.0              41.6     0.4
MEAN             58.1              57.9     0.2
DAYS MAX >= 90      3
DAYS MAX <= 32      0
DAYS MIN <= 32      4
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
TOTALS           1.63              1.43    0.20
DAYS >= .01         7
DAYS >= .10         3
DAYS >= .50         2
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    1.01   09/10 TO 09/11

DEGREE_DAYS
HEATING TOTAL     230               241     -11
 SINCE 7/1        280               303     -23
COOLING TOTAL      28                28       0
 SINCE 1/1        346               418     -72
.................................................

WIND (MPH)
AVERAGE WIND SPEED              6.0
HIGHEST WIND SPEED/DIRECTION    38/320    DATE  09/03
HIGHEST GUST SPEED/DIRECTION    46/320    DATE  09/03

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       2
LIGHT RAIN                7     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                2     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

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

&&

...SEPTEMBER 2014 MONTH IN REVIEW FOR SHERIDAN...

BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION
STATISTICS FOR SHERIDAN FOR SEPTEMBER 2014. 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 MAY 1934 AT OR NEAR THE SHERIDAN AIRPORT.

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

...SHERIDAN MONTHLY PRECIPITATION...

 MONTH   2014 VALUES  NORMALS    DEPARTURE  RANKING

SEPTEMBER    1.63     1.43       +0.20      37TH WETTEST OUT OF 108 YEARS
                                            (RECORD WETTEST WAS 8.18 IN 1923)
                                            (WETTEST SINCE 4.26 IN 2013)

...SHERIDAN SEPTEMBER 2014 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

NONE

...SHERIDAN AVERAGE TEMPERATURES...

 MONTH   2014 VALUES  NORMALS   DEPARTURE  RANKING

SEPTEMBER    58.1      57.9      +0.2      TIED FOR THE 52ND WARMEST OUT OF 108 YEARS
                                           (RECORD WARMEST WAS 65.3 IN 1963)
                                           (WARMEST SINCE 62.3 IN 2013)

...SHERIDAN AVERAGE HIGH TEMPERATURES...

 MONTH   2014 VALUES  NORMALS   DEPARTURE  RANKING

SEPTEMBER    74.2      74.2       0.0      TIED FOR THE 51ST WARMEST OUT OF 108 YEARS
                                           (RECORD WARMEST WAS 81.5 IN 1990)
                                           (WARMEST SINCE 77.5 IN 2013)

...SHERIDAN SEPTEMBER 2014 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

93 ON SEPTEMBER 25 (OLD RECORD 92 IN 2011)
94 ON SEPTEMBER 26 (OLD RECORD 93 IN 2010)

...SHERIDAN SEPTEMBER 2014 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...

37 ON SEPTEMBER 11 (OLD RECORD 46 IN 1988)

...SHERIDAN AVERAGE LOW TEMPERATURES...

 MONTH   2014 VALUES  NORMALS   DEPARTURE  RANKING

SEPTEMBER    42.0      41.6      +0.4      TIED FOR THE 52ND COLDEST OUT OF 108 YEARS
                                           (RECORD COLDEST WAS 35.4 IN 1965)
                                           (COLDEST SINCE 40.5 IN 2010)

...SHERIDAN SEPTEMBER 2014 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...

NONE

...SHERIDAN SEPTEMBER 2014 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

18 ON SEPTEMBER 12 (OLD RECORD 30 IN 1975)

$$






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