904  
CXUS55 KRIW 011717  
CLMBYG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1108 AM MDT FRI AUG 01 2025  
 
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR BUFFALO 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  
   
..BUFFALO WAS WETTER THAN NORMAL IN JULY  
 
THE AVERAGE TEMPERATURE FOR BUFFALO IN JULY WAS 71.2 DEGREES WHICH  
IS 0.1 DEGREES BELOW NORMAL. THE WARMEST READING FOR THE MONTH WAS  
97 DEGREES ON THE 9TH. THE COLDEST TEMPERATURE WAS 46 DEGREES ON THE  
12TH. THE 17TH LOW OF 48 BROKE THE 1999 RECORD OF 52.  
 
PRECIPITATION FOR THE MONTH WAS 2.41 INCHES...WHICH IS 148 PERCENT  
OF NORMAL. IT WAS THE 5TH WETTEST JULY SINCE RECORDS BEGAN IN 1998.  
THUNDERSTORMS WITH HEAVY RAIN ON THE LAST TWO DAYS OF THE MONTH  
HELPED. THE WETTEST 24-HOUR PERIOD WAS ON THE 31ST WITH 0.85 INCHES  
AND BROKE THE 2019 RECORD OF 0.43 INCHES. THE 30TH HAD 0.54 INCHES  
AND BROKE THE 2013 RECORD OF 0.09 INCHES. THE HIGHEST WIND GUST WAS  
56 MPH OCCURRING ON THE 10TH FROM THE NORTHWEST.  
   
..THE BUFFALO WY CLIMATE SUMMARY FOR THE MONTH OF JULY 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 104 07/14/2002  
LOW 41 07/12/2008  
HIGHEST 97 07/09  
LOWEST 46 07/12  
AVG. MAXIMUM 85.3 84.8 0.5  
AVG. MINIMUM 57.1 57.7 -0.6  
MEAN 71.2 71.3 -0.1  
DAYS MAX >= 90 10  
DAYS MAX <= 32 0  
DAYS MIN <= 32 0  
DAYS MIN <= 0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 3.24 2009  
MINIMUM 0.07 1999  
TOTALS 2.41 1.63 0.78 0.97  
DAILY AVG. 0.08 0.05 0.03  
DAYS >= .01 10  
DAYS >= .10 6  
DAYS >= .50 2  
DAYS >= 1.00 0  
GREATEST  
24 HR. TOTAL 0.85 07/31 TO 07/31  
STORM TOTAL 0.85  
 
DEGREE DAYS  
HEATING TOTAL 19 20 -1  
SINCE 7/1 19 15 4  
COOLING TOTAL 218 214 4  
SINCE 1/1 288 278 10    
..........................................................  
 
WIND (MPH)  
AVERAGE WIND SPEED 8.8  
RESULTANT WIND SPEED/DIRECTION 3/330  
HIGHEST WIND SPEED/DIRECTION 37/320 DATE 07/11  
HIGHEST GUST SPEED/DIRECTION 56/340 DATE 07/10  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.21  
NUMBER OF DAYS FAIR 25  
NUMBER OF DAYS PC 4  
NUMBER OF DAYS CLOUDY 2  
 
AVERAGE RH (PERCENT) 52  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 15 MIXED PRECIP 0  
HEAVY RAIN 3 RAIN 5  
LIGHT RAIN 18 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 5 FOG W/VIS <= 1/4 MILE 0  
HAZE 2  
 
- 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 86 DEGREES...AND THE AVERAGE LOW TEMPERATURE  
IS 59 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 79  
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 53. THE AVERAGE MONTHLY  
PRECIPITATION IS 0.75 INCHES.  
 
 
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