CDUS45 KRIW 160732
CLILND

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
132 AM MDT FRI MAY 16 2025

...................................

...THE LANDER WY CLIMATE SUMMARY FOR MAY 15 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1891 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         62   1:48 PM  85    1987  66     -4       64        
  MINIMUM         34   5:07 AM  19    1896  39     -5       42        
  AVERAGE         48                        52     -4              

PRECIPITATION (IN)                                                    
  YESTERDAY        0.07          1.61 1930   0.09  -0.02     0.05     
  MONTH TO DATE    1.34                      1.33   0.01     1.03     
  SINCE MAR 1      6.94                      4.69   2.25     3.60     
  SINCE JAN 1      8.02                      5.90   2.12     5.51     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           2.4  1976   0.2   -0.2      0.0      
  MONTH TO DATE    3.4                       3.5   -0.1      1.3      
  SINCE MAR 1     48.7                      34.3   14.4     20.7      
  SINCE JUL 1     79.0                      86.5   -7.5     70.6      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       17                        13      4       12        
  MONTH TO DATE  171                       229    -58      246        
  SINCE MAR 1   1630                      1780   -150     1668        
  SINCE JUL 1   6659                      7431   -772     6976        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    4                         0      4        0        
  SINCE MAR 1      4                         0      4        0        
  SINCE JAN 1      4                         0      4        0        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     W (270)       
  HIGHEST GUST SPEED    42   HIGHEST GUST DIRECTION     W (280)       
  AVERAGE WIND SPEED     6.5                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.5                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  THUNDERSTORM                                                        
  LIGHT RAIN                                                          
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           9:00 PM                                      
 LOWEST     27           3:00 PM                                      
 AVERAGE    58                                                        

..........................................................


THE LANDER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   66        86      1988                      
                                             2012                     
 MINIMUM TEMPERATURE (F)   40        21      1896                      


SUNRISE AND SUNSET                                                    
MAY 16 2025...........SUNRISE   5:51 AM MDT   SUNSET   8:32 PM MDT     
MAY 17 2025...........SUNRISE   5:50 AM MDT   SUNSET   8:33 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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