Climatological Report (Monthly)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
000
CXUS55 KRIW 011950
CLMCPR

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1137 AM MDT FRI SEP 1 2017

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE NATRONA COUNTY
INTERNATIONAL AIRPORT NEAR CASPER FOR THE MONTH OF AUGUST 2017...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF AUGUST 2017 WILL BE
AVAILABLE APPROXIMATELY IN OCTOBER 2017 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

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

THE AVERAGE TEMPERATURE FOR CASPER IN AUGUST WAS 67.3
DEGREES...WHICH WAS 1.7 DEGREES BELOW NORMAL. THIS MAKES IT THE 19TH
COLDEST AUGUST ON RECORD. THE WARMEST READING OF THE MONTH WAS 93
DEGREES ON THE 4TH AND 29TH. THE COLDEST READING OF THE MONTH WAS 44
DEGREES ON THE 4TH...7TH AND THE 22ND. NO TEMPERATURE RECORDS WERE
SET DURING THE MONTH.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.94 INCHES...WHICH WAS 111
PERCENT OF NORMAL. THIS MAKES IT THE 22ND WETTEST AUGUST ON RECORD.
THE WETTEST 24 HOUR PERIOD OF THE MONTH WAS ON THE 15TH...WHEN 0.36
INCHES OF PRECIPITATION FELL. NO PRECIPITATION RECORDS WERE SET
DURING THE MONTH. THE HIGHEST WIND GUST WAS 56 MPH ON THE 20TH.

...THE CASPER WY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1939 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             102   08/05/1979
 LOW               29   08/23/2015
HIGHEST            93   08/29
                        08/04
LOWEST             44   08/22
                        08/07
                        08/04
AVG. MAXIMUM     84.8              86.4    -1.6
AVG. MINIMUM     49.9              51.5    -1.6
MEAN             67.3              69.0    -1.7
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           0.94              0.85    0.09
DAILY AVG.       0.03              0.03    0.00
DAYS >= .01         8
DAYS >= .10         4
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.36   08/15 TO 08/15

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      20                30     -10
 SINCE 7/1         21                46     -25
COOLING TOTAL      99               152     -53
 SINCE 1/1        394               397      -3
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.4
RESULTANT WIND SPEED/DIRECTION   1/277
HIGHEST WIND SPEED/DIRECTION    39/270    DATE  08/20
HIGHEST GUST SPEED/DIRECTION    56/270    DATE  08/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           25
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     49

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       2
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       4     FOG W/VIS <= 1/4 MILE      0
HAZE                      6

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

LOOKING AHEAD TO SEPTEMBER 2017...THE AVERAGE HIGH TEMPERATURE ON
THE FIRST OF THE MONTH IS 82 DEGREES...AND THE AVERAGE LOW
TEMPERATURE IS 47 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH
IS 66 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 36. THE AVERAGE
MONTHLY PRECIPITATION IS 1.08 INCHES.

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.