585  
CXUS55 KRIW 020125  
CLMBPI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
608 PM MST SAT FEB 01 2025  
 
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR BIG PINEY FOR THE MONTH  
OF JANUARY 2025...  
 
...OFFICIAL CLIMATE DATA FOR THE MONTH OF JANUARY 2025 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  
   
..BIG PINEY WAS COLDER AND DRIER THAN NORMAL IN JANUARY  
 
THE AVERAGE TEMPERATURE FOR BIG PINEY IN JANUARY WAS 7.6 DEGREES  
WHICH WAS 4.1 DEGREES BELOW NORMAL. THE WARMEST READING FOR THE  
MONTH WAS 32 DEGREES ON THE 4TH, 30TH AND 31ST. THE COLDEST  
TEMPERATURE WAS 27 DEGREES BELOW ZERO ON THE 20TH AND BROKE THE 2002  
RECORD OF 16 BELOW. THE 19TH LOW OF 18 BELOW BROKE THE 2023 RECORD  
OF 14 BELOW ZERO.  
 
PRECIPITATION FOR THE MONTH WAS 0.05 INCHES...WHICH IS 11 PERCENT OF  
NORMAL. THE WETTEST 24-HOUR PERIOD WAS ON THE 1ST-2ND WITH 0.04  
INCHES. NO PRECIPITATION RECORDS WERE BROKEN. THE HIGHEST WIND GUST  
WAS 33 MPH OCCURRING TWICE. ON THE 8TH FROM THE NORTHEAST AND ON THE  
11TH FROM THE NORTHWEST.  
   
..THE BIG PINEY WY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1976 TO 2025  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE  
NORMAL    
..........................................................  
 
TEMPERATURE (F)  
RECORD  
HIGH 48 01/31/2003  
LOW -47 01/18/1984  
HIGHEST 32 01/04  
01/30  
01/31  
LOWEST -27 01/20  
AVG. MAXIMUM 22.8 26.7 -3.9  
AVG. MINIMUM -7.6 -3.3 -4.3  
MEAN 7.6 11.7 -4.1  
DAYS MAX >= 90 0  
DAYS MAX <= 32 31  
DAYS MIN <= 32 31  
DAYS MIN <= 0 25  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 0.99 2017  
MINIMUM T 1994  
TOTALS 0.05 0.44 -0.39 0.08  
DAILY AVG. 0.00 0.01 -0.01  
DAYS >= .01 3  
DAYS >= .10 0  
DAYS >= .50 0  
DAYS >= 1.00 0  
GREATEST  
24 HR. TOTAL 0.04 01/01 TO 01/02  
STORM TOTAL 0.02  
 
DEGREE DAYS  
HEATING TOTAL 1771 1652 119  
SINCE 7/1 5735 6028 -293  
COOLING TOTAL 0 0 0  
SINCE 1/1 0 0 0    
..........................................................  
 
WIND (MPH)  
AVERAGE WIND SPEED 5.0  
RESULTANT WIND SPEED/DIRECTION 3/360  
HIGHEST WIND SPEED/DIRECTION 25/340 DATE 01/11  
HIGHEST GUST SPEED/DIRECTION 33/020 DATE 01/08  
33/340 01/11  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.27  
NUMBER OF DAYS FAIR 20  
NUMBER OF DAYS PC 10  
NUMBER OF DAYS CLOUDY 1  
 
AVERAGE RH (PERCENT) 72  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 0 RAIN 0  
LIGHT RAIN 0 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 8 SLEET 0  
FOG 10 FOG W/VIS <= 1/4 MILE 2  
HAZE 3  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
LOOKING AHEAD TO FEBRUARY 2025. THE AVERAGE HIGH TEMPERATURE ON THE  
FIRST OF THE MONTH IS 27 DEGREES...AND THE AVERAGE LOW TEMPERATURE  
IS -2 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 34  
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 5 DEGREES. THE AVERAGE  
MONTHLY PRECIPITATION IS 0.37 INCHES.  
 
 
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