Climatological Report (Monthly)
Issued by NWS
Issued by NWS
000 CXUS55 KRIW 021951 CLMP60 CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1044 AM MDT WED AUG 02 2023 ...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR LAKE YELLOWSTONE FOR THE MONTH OF JULY 2023... ...OFFICIAL CLIMATE DATA FOR THE MONTH OF JULY 2023 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 JULY... AVERAGE TEMPERATURE FOR LAKE YELLOWSTONE IN JULY WAS 57.2 DEGREES WHICH IS 1.7 DEGREES ABOVE NORMAL. THE WARMEST READING OF THE MONTH WAS 83 DEGREES ON THE 23RD. THE COLDEST READING OF THE MONTH WAS ON THE 7TH WITH 33 DEGREES. THE LOW ON THE 6TH WAS 34 DEGREES AND TIED 2020. TOTAL PRECIPITATION AT LAKE YELLOWSTONE WAS 0.42 INCHES... WHICH WAS 28 PERCENT OF NORMAL. THE WETTEST 24-HOUR PERIOD DURING THE MONTH WAS THE 1ST WHEN 0.23 INCHES OF PRECIPITATION FELL. THIS BROKE THE 2020 RECORD OF 0.11 INCHES. THE HIGHEST WIND GUST WAS 41 MPH FROM THE WEST ON THE 5TH. ...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF JULY 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 86 07/14/2002 07/31/2000 LOW 27 07/12/2008 HIGHEST 83 07/23 LOWEST 33 07/07 AVG. MAXIMUM 75.2 72.2 3.0 AVG. MINIMUM 39.2 38.7 0.5 MEAN 57.2 55.5 1.7 DAYS MAX >= 90 0 DAYS MAX <= 32 0 DAYS MIN <= 32 0 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 2.42 2007 MINIMUM 0.17 2022 TOTALS 0.42 1.51 -1.09 0.17 DAILY AVG. 0.02 0.05 -0.03 DAYS >= .01 5 DAYS >= .10 2 DAYS >= .50 0 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.23 07/01 TO 07/01 STORM TOTAL 0.23 DEGREE DAYS HEATING TOTAL 212 296 -84 SINCE 7/1 212 294 -82 COOLING TOTAL 0 0 0 SINCE 1/1 0 0 0 .............................................................. WIND (MPH) AVERAGE WIND SPEED 2.3 RESULTANT WIND SPEED/DIRECTION 0/100 HIGHEST WIND SPEED/DIRECTION 23/290 DATE 07/05 HIGHEST GUST SPEED/DIRECTION 41/290 DATE 07/05 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.00 NUMBER OF DAYS FAIR 30 NUMBER OF DAYS PC 0 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 56 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 1 MIXED PRECIP 0 HEAVY RAIN 1 RAIN 1 LIGHT RAIN 5 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 AUGUST 2023...THE AVERAGE HIGH TEMPERATURE ON THE FIRST OF THE MONTH IS 74 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 40 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 67 DEGREES AND THE AVERAGE LOW TEMPERATURE IS 34 DEGREES. THE AVERAGE MONTHLY PRECIPITATION IS 1.34 INCHES. $$