288  
CDUS45 KRIW 250739  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
138 AM MDT THU MAY 25 2017  
 
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR MAY 24 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1939 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 329 PM 86 1967 70 11 71  
MINIMUM 40 1240 AM 30 2016 40 0 30  
1986  
AVERAGE 61 55 6 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.66 2010 0.07 -0.07 T  
MONTH TO DATE 1.81 1.58 0.23 2.63  
SINCE MAR 1 5.81 3.69 2.12 7.62  
SINCE JAN 1 7.16 4.77 2.39 9.08  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.1 -0.1 0.0  
MONTH TO DATE 2.8 2.8 0.0 0.0  
SINCE MAR 1 16.4 25.3 -8.9 27.9  
SINCE JUL 1 69.9 74.7 -4.8 86.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 10 -6 14  
MONTH TO DATE 317 336 -19 375  
SINCE MAR 1 1682 1930 -248 1881  
SINCE JUL 1 6872 7378 -506 6816  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 19.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 1200 AM  
LOWEST 21 1200 PM  
AVERAGE 52  
   
......................................................
 
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 85 2006  
2003  
1969  
MINIMUM TEMPERATURE (F) 40 29 2002  
 
 
SUNRISE AND SUNSET  
MAY 25 2017...........SUNRISE 534 AM MDT SUNSET 832 PM MDT  
MAY 26 2017...........SUNRISE 533 AM MDT SUNSET 833 PM MDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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