Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 011021
CLMCPR

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
251 AM MDT THU SEP 1 2016

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE NATRONA COUNTY
INTERNATIONAL AIRPORT NEAR CASPER FOR THE MONTH OF AUGUST 2016...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF AUGUST 2016 WILL BE
AVAILABLE APPROXIMATELY IN OCTOBER 2016 FROM THE NATIONAL CENTER FOR
ENVIRONMENTAL INFORMATION HTTP://WWW.NCEI.NOAA.GOV/OL/
CLIMATEDATA.HTML). UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON
THE INTERNET AT HTTP://WWW.WEATHER.GOV/CLIMATE/INDEX.PHP?WFO=RIW

...AUGUST WAS COOLER AND WETTER THAN NORMAL IN CASPER...

THE AVERAGE TEMPERATURE FOR CASPER IN AUGUST WAS 66.7
DEGREES...WHICH WAS 2.3 DEGREES BELOW NORMAL. THE WARMEST READING OF
THE MONTH WAS 96 DEGREES ON THE 2ND AND 3RD. A RECORD MINIMUM HIGH
OF 54 DEGREES OCCURRED ON THE 19TH...BREAKING THE PREVIOUS RECORD OF
58...SET IN 1956. THE COLDEST READING WAS 38 DEGREES ON THE 20TH AND
21ST...BOTH SETTING NEW RECORDS. THESE BOTH BROKE THE OLD RECORD OF
40 DEGREES...SET IN 1964 AND 1966...RESPECTIVELY.

TOTAL PRECIPITATION FOR THE MONTH WAS 1.30 INCHES...WHICH WAS 153
PERCENT OF NORMAL. THE WETTEST 24 HOUR PERIOD OF THE MONTH WAS THE
24TH AND 25TH...WHEN 0.68 OF AN INCH OF PRECIPITATION FELL. 0.29 OF
AN INCH OF PRECIPITATION FELL ON THE 24TH...BREAKING THE PREVIOUS
RECORD OF 0.26...SET IN 1940. THE HIGHEST WIND GUST WAS 50 MPH ON
THE 11TH.

...THE CASPER WY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1939 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             102   08/05/1979
 LOW               29   08/23/2015
HIGHEST            96   08/03
                        08/02
LOWEST             38   08/21
                        08/20
AVG. MAXIMUM     84.9              86.4    -1.5
AVG. MINIMUM     48.4              51.5    -3.1
MEAN             66.7              69.0    -2.3
DAYS MAX >= 90     10
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.79   1941
 MINIMUM         0.02   1950
TOTALS           1.30              0.85    0.45
DAILY AVG.       0.04              0.03    0.01
DAYS >= .01         6
DAYS >= .10         4
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.68   08/24 TO 08/25

SNOWFALL (INCHES)
TOTALS            0.0               0.0     0.0
SINCE 7/1         0.0               0.0     0.0
DAYS >= 1.0         0

DEGREE_DAYS
HEATING TOTAL      55                30      25
 SINCE 7/1         60                46      14
COOLING TOTAL     113               152     -39
 SINCE 1/1        422               397      25
.................................................

WIND (MPH)
AVERAGE WIND SPEED              9.1
RESULTANT WIND SPEED/DIRECTION   1/244
HIGHEST WIND SPEED/DIRECTION    40/300    DATE  08/11
HIGHEST GUST SPEED/DIRECTION    50/230    DATE  08/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           28
NUMBER OF DAYS PC              2
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     48

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       3
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       5     FOG W/VIS <= 1/4 MILE      2
HAZE                      0

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

LOOKING AHEAD TO SEPTEMBER 2016...THE AVERAGE HIGH TEMPERATURE ON
THE FIRST OF THE MONTH IS 82 DEGREES...AND THE AVERAGE LOW
TEMPERATURE IS 48 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH
IS 70 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 38. THE AVERAGE
MONTHLY PRECIPITATION IS 0.92 INCHES.

$$


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