409  
CXUS55 KRIW 011716  
CLMBPI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1108 AM MDT FRI AUG 01 2025  
 
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR BIG PINEY FOR THE MONTH  
OF JULY 2025...  
 
...OFFICIAL CLIMATE DATA FOR THE MONTH OF JULY 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 WARMER AND WETTER THAN NORMAL IN JULY
 
 
THE AVERAGE TEMPERATURE FOR BIG PINEY IN JULY WAS 63.5 DEGREES WHICH  
WAS 1.6 DEGREES ABOVE NORMAL. THE WARMEST READING FOR THE MONTH WAS  
89 DEGREES ON THE 8TH AND 13TH. THE COLDEST TEMPERATURE WAS 35  
DEGREES ON THE 27TH. THERE WERE NO TEMPERATURE RECORDS BROKEN THIS  
MONTH.  
 
PRECIPITATION FOR THE MONTH WAS 0.98 INCHES...WHICH IS 110 PERCENT  
OF NORMAL. IT WAS THE 4TH WETTEST JULY SINCE RECORDS BEGAN IN 1998.  
THE WETTEST 24-HOUR PERIOD WAS ON THE 4TH WITH 0.45 INCHES AND BROKE  
THE 1993 RECORD OF 0.18 INCHES. THE 3RD HAD 0.16 INCHES AND BROKE  
THE 2004 RECORD OF 0.15. THE HIGHEST WIND GUST WAS 62 MPH OCCURRING  
ON THE 15TH FROM THE NORTHWEST.  
   
..THE BIG PINEY WY CLIMATE SUMMARY FOR THE MONTH OF JULY 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 96 07/14/2002  
07/13/1976  
LOW 23 07/20/1987  
HIGHEST 89 07/08  
07/13  
LOWEST 35 07/27  
AVG. MAXIMUM 83.4 81.9 1.5  
AVG. MINIMUM 43.6 42.0 1.6  
MEAN 63.5 61.9 1.6  
DAYS MAX >= 90 0  
DAYS MAX <= 32 0  
DAYS MIN <= 32 0  
DAYS MIN <= 0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 2.66 1982  
MINIMUM T 2019  
TOTALS 0.98 0.89 0.09 0.31  
DAILY AVG. 0.03 0.03 0.00  
DAYS >= .01 4  
DAYS >= .10 4  
DAYS >= .50 0  
DAYS >= 1.00 0  
GREATEST  
24 HR. TOTAL 0.45 07/04 TO 07/04  
STORM TOTAL 0.45  
 
DEGREE DAYS  
HEATING TOTAL 60 112 -52  
SINCE 7/1 60 108 -48  
COOLING TOTAL 22 17 5  
SINCE 1/1 22 18 4    
..........................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 7.8  
RESULTANT WIND SPEED/DIRECTION 3/320  
HIGHEST WIND SPEED/DIRECTION 45/300 DATE 07/15  
HIGHEST GUST SPEED/DIRECTION 62/300 DATE 07/15  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.11  
NUMBER OF DAYS FAIR 30  
NUMBER OF DAYS PC 1  
NUMBER OF DAYS CLOUDY 0  
 
AVERAGE RH (PERCENT) 45  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 4 MIXED PRECIP 0  
HEAVY RAIN 2 RAIN 1  
LIGHT RAIN 9 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 2 FOG W/VIS <= 1/4 MILE 0  
HAZE 0  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
LOOKING AHEAD TO AUGUST 2025. THE AVERAGE HIGH TEMPERATURE ON THE  
FIRST OF THE MONTH IS 83 DEGREES...AND THE AVERAGE LOW TEMPERATURE  
IS 43 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 76  
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 36 DEGREES. THE AVERAGE  
MONTHLY PRECIPITATION IS 0.87 INCHES.  
 

 
 
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