Climatological Report (Monthly)
Issued by NWS
Issued by NWS
228 CXUS55 KRIW 011932 CLMP60 CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 121 PM MDT SUN SEP 01 2024 ...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR LAKE YELLOWSTONE FOR THE MONTH OF AUGUST 2024... ...OFFICIAL CLIMATE DATA FOR THE MONTH OF AUGUST 2024 WILL BE AVAILABLE APPROXIMATELY IN 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 ...LAKE YELLOWSTONE WAS WARMER AND DRIER THAN NORMAL IN AUGUST... AVERAGE TEMPERATURE FOR LAKE YELLOWSTONE IN AUGUST WAS 54.7 DEGREES WHICH IS 0.8 DEGREES ABOVE NORMAL. THE WARMEST READING OF THE MONTH WAS 84 DEGREES ON THE 3RD AND BROKE 81 DEGREES FROM 2001. THE 2ND HIGH OF 82 DEGREES TIED 2020 AND 2016. THE COLDEST READING OF THE MONTH WAS 26 DEGREES ON THE 29TH AND BROKE THE 2021 RECORD OF 28 DEGREES. TOTAL PRECIPITATION AT LAKE YELLOWSTONE WAS 1.25 INCHES...WHICH WAS 93 PERCENT OF NORMAL. THE WETTEST 24-HOUR PERIOD DURING THE MONTH WAS THE 13TH-14TH WHEN 0.30 INCHES OF PRECIPITATION FELL. NO PRECIPITATION RECORD WERE BROKEN THIS MONTH. THE HIGHEST WIND GUST WAS 39 MPH FROM THE WEST ON THE 6TH. ...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 85 08/17/2020 LOW 25 08/31/2005 HIGHEST 84 08/03 LOWEST 26 08/29 AVG. MAXIMUM 71.3 70.7 0.6 AVG. MINIMUM 38.1 37.0 1.1 MEAN 54.7 53.9 0.8 DAYS MAX >= 90 0 DAYS MAX <= 32 0 DAYS MIN <= 32 3 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 4.37 2023 MINIMUM 0.13 2012 TOTALS 1.25 1.34 -0.09 4.37 DAILY AVG. 0.04 0.04 -0.00 DAYS >= .01 13 DAYS >= .10 6 DAYS >= .50 0 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.30 08/13 TO 08/14 STORM TOTAL 0.29 DEGREE DAYS HEATING TOTAL 315 346 -31 SINCE 7/1 577 641 -64 COOLING TOTAL 0 0 0 SINCE 1/1 0 0 0 .............................................................. WIND (MPH) AVERAGE WIND SPEED 2.4 RESULTANT WIND SPEED/DIRECTION 0/340 HIGHEST WIND SPEED/DIRECTION 20/290 DATE 08/04 HIGHEST GUST SPEED/DIRECTION 39/280 DATE 08/06 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.00 NUMBER OF DAYS FAIR 18 NUMBER OF DAYS PC 0 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 60 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 4 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 1 LIGHT RAIN 13 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 0 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 2024. THE AVERAGE HIGH TEMPERATURE ON THE FIRST OF THE MONTH IS 67 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 33 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 53 DEGREES AND THE AVERAGE LOW TEMPERATURE IS 27 DEGREES. THE AVERAGE MONTHLY PRECIPITATION IS 1.57 INCHES. $$