250  
CXUS55 KRIW 112134 CCA  
CLMGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
813 AM MST SAT MAR 02 2024  
 
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR GREYBULL FOR THE MONTH OF  
FEBRUARY 2024...  
 
...OFFICIAL CLIMATE DATA FOR THE MONTH OF FEBRUARY 2024 WILL BE  
AVAILABLE IN APPROXIMATELY 60 DAYS FROM THE NATIONAL CENTERS FOR  
ENVIRONMENTAL INFORMATION (HTTP://WWW.NCDC.NOAA.GOV/CDO-  
WEB/DATASETS). UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON THE  
INTERNET AT HTTP://WWW.WEATHER.GOV/CLIMATE/INDEX.PHP?WFO=RIW  
   
..GREYBULL WAS WARMER AND DRIER THAN NORMAL IN FEBRUARY
 
 
THE AVERAGE TEMPERATURE FOR GREYBULL IN FEBRUARY WAS 30.9 DEGREES  
WHICH WAS 7.3 DEGREES ABOVE NORMAL. THE WARMEST READING FOR THE  
MONTH WAS 62 DEGREES ON THE 26TH...WHICH BROKE THE 2016 RECORD OF  
60. THE FIRST HIGH OF 56 BROKE THE 2020 RECORD OF 55. THE COLDEST  
TEMPERATURE WAS 11 DEGREES BELOW ZERO ON THE 16TH.  
 
PRECIPITATION FOR THE MONTH WAS 0.05 INCHES...WHICH IS 47 PERCENT OF  
NORMAL. THE WETTEST 24-HOUR PERIOD OCCURRED ON THE 16TH WITH 0.05  
INCHES. THIS BROKE THE 2020 RECORD OF 0.01. THE HIGHEST WIND GUST  
WAS 43 MPH FROM THE NORTHWEST ON THE 26TH.  
   
..THE GREYBULL WY CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 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 69 02/28/2006  
LOW -31 02/02/2011  
HIGHEST 62 02/26  
LOWEST -11 02/17  
AVG. MAXIMUM 44.5 35.5 9.0  
AVG. MINIMUM 17.4 11.8 5.6  
MEAN 30.9 23.6 7.3  
DAYS MAX >= 90 0  
DAYS MAX <= 32 6  
DAYS MIN <= 32 28  
DAYS MIN <= 0 3  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 0.51 2020  
MINIMUM 0.00 2008  
TOTALS 0.05 0.12 -0.07 0.01  
DAILY AVG. 0.00 NAN NAN  
DAYS >= .01 1  
DAYS >= .10 0  
DAYS >= .50 0  
DAYS >= 1.00 0  
GREATEST  
24 HR. TOTAL 0.05 02/16 TO 02/16  
STORM TOTAL 0.05  
 
DEGREE DAYS  
HEATING TOTAL 946 1158 -212  
SINCE 7/1 5256 5892 -636  
COOLING TOTAL 0 0 0  
SINCE 1/1 0 0 0    
..........................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 5.7  
RESULTANT WIND SPEED/DIRECTION 1/270  
HIGHEST WIND SPEED/DIRECTION 35/330 DATE 02/26  
HIGHEST GUST SPEED/DIRECTION 43/320 DATE 02/26  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.37  
NUMBER OF DAYS FAIR 16  
NUMBER OF DAYS PC 6  
NUMBER OF DAYS CLOUDY 6  
 
AVERAGE RH (PERCENT) 64  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 0 RAIN 0  
LIGHT RAIN 2 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 1  
LIGHT SNOW 6 SLEET 0  
FOG 5 FOG W/VIS <= 1/4 MILE 0  
HAZE 4  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
LOOKING AHEAD TO MARCH 2024. THE AVERAGE HIGH TEMPERATURE ON THE  
FIRST OF THE MONTH IS 44 DEGREES...AND THE AVERAGE LOW TEMPERATURE  
IS 18 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 56  
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 30 DEGREES. THE AVERAGE  
MONTHLY PRECIPITATION IS 0.53 INCHES.  
 

 
 
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