Climatological Report (Monthly)
Issued by NWS
Issued by NWS
485 CXUS55 KRIW 030044 CLMP60 CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 644 PM MDT SUN JUN 02 2024 ................................... ...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 SNOWFALL (INCHES) TOTALS MM MM MM SINCE 7/1 MM MM MM SNOWDEPTH AVG. MM DAYS >= 1.0 MM 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. $$