CDUS45 KRIW 270733

CLIP60



CLIMATE REPORT 

NATIONAL WEATHER SERVICE RIVERTON WY

133 AM MDT MON OCT 27 2025



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



...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR OCTOBER 26 2025...



CLIMATE NORMAL PERIOD: 1991 TO 2020

CLIMATE RECORD PERIOD: 1998 TO 2025





WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      

                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     

                                                  NORMAL           

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

TEMPERATURE (F)                                                          

 YESTERDAY                                                           

  MAXIMUM         34   3:14 AM  59    1999  41     -7       55        

  MINIMUM         25  10:58 PM -16    2020  18      7       24        

  AVERAGE         30                        30      0       40     



PRECIPITATION (IN)                                                    

  YESTERDAY        0.20          0.81 2014   0.07   0.13     0.00     

  MONTH TO DATE    3.23                      1.54   1.69     0.40     

  SINCE SEP 1      4.69                      3.11   1.58     1.83     

  SINCE JAN 1     16.40                     18.37  -1.97    17.02     



DEGREE DAYS                                                           

 HEATING                                                              

  YESTERDAY       35                        35      0       25        

  MONTH TO DATE  702                       788    -86      567        

  SINCE SEP 1   1186                      1376   -190     1046        

  SINCE JUL 1   1702                      2018   -316     1623        



 COOLING                                                              

  YESTERDAY        0                         0      0        0        

  MONTH TO DATE    0                         0      0        0        

  SINCE SEP 1      0                         0      0        0        

  SINCE JAN 1      1                         0      1        0        

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





WIND (MPH)                                                            

  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (260)       

  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (260)       

  AVERAGE WIND SPEED     4.1                                        





SKY COVER                                                             

  POSSIBLE SUNSHINE  MM                                                 

  AVERAGE SKY COVER 0.0                                                 





WEATHER CONDITIONS                                                    

THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         

  LIGHT RAIN                                                          

  LIGHT SNOW                                                          





RELATIVE HUMIDITY (PERCENT)

 HIGHEST    96           1:00 AM                                      

 LOWEST     77          12:00 PM                                      

 AVERAGE    87                                                        



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





THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY

                         NORMAL    RECORD    YEAR                     

 MAXIMUM TEMPERATURE (F)   40        57      2016                      

                                             2024                     

 MINIMUM TEMPERATURE (F)   18       -11      2019                      





SUNRISE AND SUNSET                                                    

OCTOBER 27 2025.......SUNRISE   7:53 AM MDT   SUNSET   6:17 PM MDT     

OCTOBER 28 2025.......SUNRISE   7:54 AM MDT   SUNSET   6:16 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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