Climatological Report (Monthly)
Issued by NWS
Issued by NWS
000 CXUS55 KRIW 011835 CLMP60 CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1235 PM MDT FRI SEP 01 2023 ................................... ...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 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 85 08/17/2020 LOW 25 08/31/2005 HIGHEST 81 08/15 08/16 08/17 LOWEST 31 08/31 AVG. MAXIMUM 67.9 70.7 -2.8 AVG. MINIMUM 41.0 37.0 4.0 MEAN 54.5 53.9 0.6 DAYS MAX >= 90 0 DAYS MAX <= 32 0 DAYS MIN <= 32 1 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 4.29 2014 MINIMUM 0.13 2012 TOTALS 4.37R 1.34 3.03 2.76 DAILY AVG. 0.15 0.04 0.11 DAYS >= .01 18 DAYS >= .10 9 DAYS >= .50 3 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 1.15 08/03 TO 08/04 STORM TOTAL 0.88 DEGREE DAYS HEATING TOTAL 321 346 -25 SINCE 7/1 533 641 -108 COOLING TOTAL 0 0 0 SINCE 1/1 0 0 0 .............................................................. WIND (MPH) AVERAGE WIND SPEED 1.9 RESULTANT WIND SPEED/DIRECTION 0/090 HIGHEST WIND SPEED/DIRECTION 18/280 DATE 08/30 HIGHEST GUST SPEED/DIRECTION 34/240 DATE 08/30 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) 69 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 MIXED PRECIP 0 HEAVY RAIN 3 RAIN 9 LIGHT RAIN 12 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. $$