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061
CDUS45 KRIW 050046
CLILND

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
646 PM MDT SAT OCT 04 2025

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

...THE LANDER WY CLIMATE SUMMARY FOR OCTOBER 4 2025...
VALID TODAY AS OF 0600 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         60        MM  85    1963  65     -5       85
                                      2024
  MINIMUM         50        MM  18    1891  37     13       40
  AVERAGE         55                        51      4       63

PRECIPITATION (IN)
  TODAY            0.06          1.56 2009   0.05   0.01     0.00
  MONTH TO DATE    0.06                      0.21  -0.15     0.00
  SINCE SEP 1      1.26                      1.19   0.07     0.40
  SINCE JAN 1     11.27                     10.63   0.64     7.42

SNOWFALL (IN)
  TODAY           MM                         0.3   MM        0.0
  MONTH TO DATE    0.0                       1.1   -1.1      0.0
  SINCE SEP 1      0.0                       2.6   -2.6      0.0
  SINCE JUL 1      0.0                       2.6   -2.6      0.0
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY           10                        14     -4        2
  MONTH TO DATE   18                        54    -36       23
  SINCE SEP 1    117                       249   -132      107
  SINCE JUL 1    122                       288   -166      125

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1     42                        32     10       83
  SINCE JAN 1    569                       484     85      644
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     7.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  THUNDERSTORM
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93
 LOWEST     57
 AVERAGE    75

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


THE LANDER WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   64        82      1958
 MINIMUM TEMPERATURE (F)   37        13      2013


SUNRISE AND SUNSET
OCTOBER  4 2025.......SUNRISE   7:16 AM MDT   SUNSET   6:50 PM MDT
OCTOBER  5 2025.......SUNRISE   7:17 AM MDT   SUNSET   6:49 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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