573  
CXUS55 KRIW 112139 CCA  
CLMRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
813 AM MST SAT MAR 02 2024  
 
..PRELIMINARY MONTHLY CLIMATE SUMMARY FOR RIVERTON 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  
   
..RIVERTON WAS WARMER AND WETTER THAN NORMAL IN FEBRUARY
 
 
THE AVERAGE TEMPERATURE FOR RIVERTON IN FEBRUARY WAS 27.4 DEGREES  
WHICH WAS 3.7 DEGREES ABOVE NORMAL. THE WARMEST READING FOR THE  
MONTH WAS 50 DEGREES ON THE 24TH, 25TH AND 26TH. THE COLDEST READING  
WAS 9 DEGREES BELOW ZERO ON THE 17TH.THERE WERE NO TEMPERATURE  
RECORDS BROKEN THIS MONTH.  
 
PRECIPITATION FOR THE MONTH WAS 1.09 INCHES...WHICH IS 273 PERCENT  
OF NORMAL. IT WAS THE WETTEST FEBRUARY SINCE RECORDS STARTED IN 1998  
AND BROKE THE 2015 MONTHLY AVERAGE OF 1.04 INCHES. THE WETTEST 24-  
HOURS WAS THE 3-4TH WHEN 0.67 INCHES FELL. THE 10TH HAD 0.12 INCHES  
AND BROKE THE 1999 RECORD OF 0.07 INCHES.  
 
SNOWFALL FOR THE MONTH WAS 9.4 INCHES. THE SNOWIEST 24-HOUR PERIOD  
WAS THE 3RD WITH 2.5 INCHES OF SNOW. THE 10TH HAD 1.6 INCHES AND  
BROKE THE 2013 RECORD OF 1.3. THE HIGHEST WIND GUST WAS 46 MPH AND  
OCCURRED ON THE 22ND FROM THE NORTHWEST.  
   
..THE RIVERTON WY CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2024  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE  
NORMAL    
..........................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 62 02/23/2002  
LOW -28 02/18/2006  
HIGHEST 50 02/24  
02/25  
02/26  
LOWEST -9 02/17  
AVG. MAXIMUM 37.2 35.5 1.7  
AVG. MINIMUM 17.7 11.9 5.8  
MEAN 27.4 23.7 3.7  
DAYS MAX >= 90 0  
DAYS MAX <= 32 7  
DAYS MIN <= 32 29  
DAYS MIN <= 0 3  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 1.04 2015  
MINIMUM 0.01 2009  
TOTALS 1.09 0.40 0.69 0.68  
DAILY AVG. 0.04 NAN NAN  
DAYS >= .01 8  
DAYS >= .10 4  
DAYS >= .50 1  
DAYS >= 1.00 0  
GREATEST  
24 HR. TOTAL 0.67 02/03 TO 02/04  
STORM TOTAL 0.50  
 
SNOWFALL (INCHES)  
TOTALS 9.4 MM MM  
SINCE 7/1 32.2 MM MM  
SNOWDEPTH AVG. 2  
DAYS >= 1.0 4  
 
DEGREE DAYS  
HEATING TOTAL 1081 1156 -75  
SINCE 7/1 5584 5950 -366  
COOLING TOTAL 0 0 0  
SINCE 1/1 0 0 0    
..........................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 7.2  
RESULTANT WIND SPEED/DIRECTION 3/280  
HIGHEST WIND SPEED/DIRECTION 35/310 DATE 02/22  
HIGHEST GUST SPEED/DIRECTION 46/300 DATE 02/22  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.25  
NUMBER OF DAYS FAIR 21  
NUMBER OF DAYS PC 5  
NUMBER OF DAYS CLOUDY 3  
 
AVERAGE RH (PERCENT) 72  
 
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 3  
LIGHT SNOW 10 SLEET 0  
FOG 13 FOG W/VIS <= 1/4 MILE 7  
HAZE 1  
 
- 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 42 DEGREES...AND THE AVERAGE LOW TEMPERATURE  
IS 17 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 54  
DEGREES AND THE AVERAGE LOW TEMPERATURE IS 27. THE AVERAGE MONTHLY  
PRECIPITATION IS 0.65 INCHES.  
 

 
 
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