


Climatological Report (Monthly)
Issued by NWS
Issued by NWS
119 CXUS55 KRIW 010757 CLMGEY CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1257 AM MST SAT MAR 01 2025 ................................... ...THE GREYBULL WY CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2025 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 69 02/28/2006 LOW -31 02/02/2011 HIGHEST 53 02/28 LOWEST -28 02/13 AVG. MAXIMUM 23.0 35.5 -12.5 AVG. MINIMUM -2.0 11.8 -13.8 MEAN 10.5 23.6 -13.1 DAYS MAX >= 90 0 DAYS MAX <= 32 20 DAYS MIN <= 32 28 DAYS MIN <= 0 18 PRECIPITATION (INCHES) RECORD MAXIMUM 0.51 2020 MINIMUM 0.00 2008 TOTALS 0.05 0.12 -0.07 0.05 DAILY AVG. 0.00 0.00 -0.00 DAYS >= .01 3 DAYS >= .10 0 DAYS >= .50 0 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.02 02/18 TO 02/18 02/15 TO 02/15 02/18 TO 02/18 STORM TOTAL 0.02 SNOWFALL (INCHES) TOTALS MM 0.0 MM SINCE 7/1 MM MM MM SNOWDEPTH AVG. MM DAYS >= 1.0 MM DEGREE DAYS HEATING TOTAL 1517 1158 359 SINCE 7/1 5485 5824 -339 COOLING TOTAL 0 0 0 SINCE 1/1 0 0 0 .............................................................. WIND (MPH) AVERAGE WIND SPEED 5.2 RESULTANT WIND SPEED/DIRECTION 3/310 HIGHEST WIND SPEED/DIRECTION 30/310 DATE 02/07 HIGHEST GUST SPEED/DIRECTION 38/320 DATE 02/02 38/310 02/07 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.40 NUMBER OF DAYS FAIR 17 NUMBER OF DAYS PC 5 NUMBER OF DAYS CLOUDY 6 AVERAGE RH (PERCENT) 75 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 1 SNOW 5 LIGHT SNOW 12 SLEET 0 FOG 17 FOG W/VIS <= 1/4 MILE 3 HAZE 11 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$