Climatological Report (Monthly)
Issued by NWS
Issued by NWS
751 CXUS55 KRIW 031612 CLMP60 CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1012 AM MDT FRI MAY 03 2024 ................................... ...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF APRIL 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 65 04/29/2007 LOW -18 04/13/2022 HIGHEST 57 04/13 04/14 04/24 LOWEST -6 04/18 AVG. MAXIMUM 43.8 40.9 2.9 AVG. MINIMUM 17.5 16.6 0.9 MEAN 30.7 28.7 2.0 DAYS MAX >= 90 0 DAYS MAX <= 32 4 DAYS MIN <= 32 23 DAYS MIN <= 0 1 PRECIPITATION (INCHES) RECORD MAXIMUM 4.59 2011 MINIMUM 0.76 2008 TOTALS 1.02 2.28 -1.26 1.90 DAILY AVG. 0.04 0.08 -0.04 DAYS >= .01 10 DAYS >= .10 3 DAYS >= .50 0 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.38 04/15 TO 04/15 STORM TOTAL 0.38 DEGREE DAYS HEATING TOTAL 784 1088 -304 SINCE 7/1 9626 10651 -1025 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 17/280 DATE 04/22 HIGHEST GUST SPEED/DIRECTION 34/240 DATE 04/30 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.00 NUMBER OF DAYS FAIR 25 NUMBER OF DAYS PC 0 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 66 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 4 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 7 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. $$