Climatological Report (Monthly)
Issued by NWS
Issued by NWS
153 CXUS55 KRIW 041914 CLMP60 CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 103 PM MDT TUE JUN 04 2024 ...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR LAKE YELLOWSTONE FOR THE MONTH OF MAY 2024... ...OFFICIAL CLIMATE DATA FOR THE MONTH OF MAY 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 COLDER THAN NORMAL IN MAY... AVERAGE TEMPERATURE FOR LAKE YELLOWSTONE IN MAY WAS 36.1 DEGREES WHICH IS 2.3 DEGREES BELOW NORMAL. THE WARMEST READING OF THE MONTH WAS 63 DEGREES ON THE 28TH. THE COLDEST READING OF THE MONTH WAS 10 DEGREES ON THE 2ND. THE LOW ON THE 4TH WAS 12 DEGREESAND BROKE THE 2001 RECORD OF 14 DEGREES. TOTAL PRECIPITATION AT LAKE YELLOWSTONE WAS 2.40 INCHES...WHICH WAS 102 PERCENT OF NORMAL. THE WETTEST 24-HOUR PERIOD DURING THE MONTH WAS THE 25TH-26TH WHEN 0.55 INCHES OF PRECIPITATION FELL. NO PRECIPITATION RECORDS WERE BROKEN. THE HIGHEST WIND GUST WAS 46 MPH FROM THE NORTHWEST ON THE 17TH. ...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF MAY 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 78 05/28/2003 LOW 0 05/07/2010 HIGHEST 63 05/28 LOWEST 10 05/02 AVG. MAXIMUM 46.6 50.6 -4.0 AVG. MINIMUM 25.6 26.3 -0.7 MEAN 36.1 38.4 -2.3 DAYS MAX >= 90 0 DAYS MAX <= 32 1 DAYS MIN <= 32 26 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 4.53 2022 MINIMUM 0.42 2019 TOTALS 2.40 2.35 0.05 1.20 DAILY AVG. 0.09 0.08 0.01 DAYS >= .01 13 DAYS >= .10 9 DAYS >= .50 0 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.55 05/25 TO 05/26 STORM TOTAL 0.35 DEGREE DAYS HEATING TOTAL 776 823 -47 SINCE 7/1 10402 11473 -1071 COOLING TOTAL 0 0 0 SINCE 1/1 0 0 0 .............................................................. WIND (MPH) AVERAGE WIND SPEED 2.9 RESULTANT WIND SPEED/DIRECTION 0/140 HIGHEST WIND SPEED/DIRECTION 17/280 DATE 05/07 HIGHEST GUST SPEED/DIRECTION 46/290 DATE 05/17 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.00 NUMBER OF DAYS FAIR 27 NUMBER OF DAYS PC 0 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 67 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 1 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 2 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 JUNE 2024. THE AVERAGE HIGH TEMPERATURE ON THE FIRST OF THE MONTH IS 56 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 31 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 68 DEGREES AND THE AVERAGE LOW TEMPERATURE IS 36 DEGREES. THE AVERAGE MONTHLY PRECIPITATION IS 2.38 INCHES. $$