Climatological Report (Monthly)
Issued by NWS
Issued by NWS
000 CXUS55 KRIW 111852 CLMP60 CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1252 PM MDT SUN JUN 11 2023 ................................... ...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF MAY 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 78 05/28/2003 LOW 0 05/07/2010 HIGHEST 66 05/21 LOWEST 22 05/06 05/10 AVG. MAXIMUM 55.7 50.6 5.1 AVG. MINIMUM 28.9 26.3 2.6 MEAN 42.3 38.4 3.9 DAYS MAX >= 90 0 DAYS MAX <= 32 0 DAYS MIN <= 32 26 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 4.53 2022 MINIMUM 0.42 2019 TOTALS 1.20 2.35 -1.15 4.53 DAILY AVG. 0.04 0.08 -0.04 DAYS >= .01 14 DAYS >= .10 5 DAYS >= .50 0 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.43 05/04 TO 05/05 STORM TOTAL 0.33 DEGREE DAYS HEATING TOTAL 697 823 -126 SINCE 7/1 11463 11473 -10 COOLING TOTAL 0 0 0 SINCE 1/1 0 0 0 .............................................................. WIND (MPH) AVERAGE WIND SPEED 1.4 RESULTANT WIND SPEED/DIRECTION 1/090 HIGHEST WIND SPEED/DIRECTION 16/270 DATE 05/07 16/280 05/22 HIGHEST GUST SPEED/DIRECTION 31/280 DATE 05/07 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.00 NUMBER OF DAYS FAIR 31 NUMBER OF DAYS PC 0 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 68 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 1 LIGHT RAIN 14 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. $$