Climatological Report (Annual)
Issued by NWS
Issued by NWS
000 CXUS55 KRIW 130316 CCA CLAGEY CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1252 PM MST TUE JAN 05 2021 ................................... ...THE GREYBULL WY CLIMATE SUMMARY FOR THE YEAR OF 2020... CLIMATE NORMAL PERIOD: 1981 TO 2010 CLIMATE RECORD PERIOD: 1998 TO 2021 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 108 07/14/2002 LOW -37 01/27/2009 HIGHEST 102 MM LOWEST -11 MM AVG. MAXIMUM 61.8 2.2 AVG. MINIMUM 32.6 1.1 MEAN 47.2 PRECIPITATION (INCHES) RECORD MAXIMUM 9.34 2011 MINIMUM 2.19 2012 TOTALS 4.24 7.51 -3.27 DEGREE DAYS HEATING TOTAL 7225 COOLING TOTAL 862 .............................................................. WIND (MPH) HIGHEST WIND SPEED/DIRECTION 53/330 DATE 08/27 HIGHEST GUST SPEED/DIRECTION 73/330 DATE 08/27 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 22 HEAVY SNOW 1 MIXED PRECIP 0 SNOW 4 HEAVY RAIN (R+) 6 LIGHT SNOW (S-) 41 RAIN 9 FREEZING RAIN 0 LT RAIN (R-) 70 HAIL 0 SNOW 4 FOG 45 FOG W/VIS <= 1/4 MILE 6 HAZE (H) 48 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$