Climatological Report (Monthly)
Issued by NWS
Issued by NWS
000 CXUS55 KRIW 011851 CLMGEY CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1235 PM MDT FRI SEP 01 2023 ...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR GREYBULL FOR THE MONTH OF AUGUST 2023... ...OFFICIAL CLIMATE DATA FOR THE MONTH OF AUGUST 2023 WILL BE AVAILABLE IN APPROXIMATELY 60 DAYS FROM THE NATIONAL CENTERS FOR ENVIRONMENTAL INFORMATION (HTTP://WWW.NCDC.NOAA.GOV/CDO- WEB/DATASETS). UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON THE INTERNET AT HTTP://WWW.WEATHER.GOV/CLIMATE/INDEX.PHP?WFO=RIW ...GREYBULL WAS WARMER AND DRIER THAN NORMAL IN AUGUST... THE AVERAGE TEMPERATURE FOR GREYBULL IN AUGUST WAS 73.2 DEGREES WHICH WAS 0.9 DEGREES ABOVE NORMAL. THE WARMEST READING FOR THE MONTH WAS 101 DEGREES ON THE 21ST...WHICH BROKE THE 2010 RECORD OF 100. THE 18TH HIT 100 AND TIED 2001. THE COLDEST TEMPERATURE WAS 46 DEGREES ON THE 14TH AND 31ST. THE 14TH BROKE THE 2006 RECORD OF 47. PRECIPITATION FOR THE MONTH WAS 0.20 INCHES...WHICH IS 87 PERCENT OF NORMAL. THE WETTEST 24-HOUR PERIOD OCCURRED ON THE 3RD WITH 0.09 INCHES. THIS BROKE THE 2004 RECORD OF 0.03. THE HIGHEST WIND GUST WAS 45 MPH FROM THE NORTHWEST ON THE 13TH. ...THE GREYBULL WY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2023... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 105 08/12/2018 08/03/2001 07/16/2005 LOW 36 08/31/2005 HIGHEST 101 08/21 LOWEST 46 08/14 08/31 AVG. MAXIMUM 88.6 88.8 -0.2 AVG. MINIMUM 57.8 55.8 2.0 MEAN 73.2 72.3 0.9 DAYS MAX >= 90 15 DAYS MAX <= 32 0 DAYS MIN <= 32 0 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 1.29 2022 MINIMUM T 2013 TOTALS 0.20 0.23 -0.03 1.29 DAILY AVG. 0.01 0.01 0.00 DAYS >= .01 5 DAYS >= .10 0 DAYS >= .50 0 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.09 08/03 TO 08/03 STORM TOTAL 0.09 DEGREE DAYS HEATING TOTAL 0 15 -15 SINCE 7/1 5 16 -11 COOLING TOTAL 263 241 22 SINCE 1/1 652 696 -44 .............................................................. WIND (MPH) AVERAGE WIND SPEED 7.1 RESULTANT WIND SPEED/DIRECTION 1/320 HIGHEST WIND SPEED/DIRECTION 32/340 DATE 08/13 HIGHEST GUST SPEED/DIRECTION 45/340 DATE 08/13 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.15 NUMBER OF DAYS FAIR 26 NUMBER OF DAYS PC 4 NUMBER OF DAYS CLOUDY 1 AVERAGE RH (PERCENT) 46 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 6 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 2 LIGHT RAIN 7 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 2 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. LOOKING AHEAD TO SEPTEMBER 2023...THE AVERAGE HIGH TEMPERATURE ON THE FIRST OF THE MONTH IS 84 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 51 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 69 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 40 DEGREES. THE AVERAGE MONTHLY PRECIPITATION IS 0.83 INCHES. $$