Climatological Report (Daily)
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060
CDUS45 KRIW 060045
CLILND

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MST FRI DEC 05 2025

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

...THE LANDER WY CLIMATE SUMMARY FOR DECEMBER 5 2025...
VALID TODAY AS OF 0500 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         41   3:15 PM  59    1918  35      6       50
                                      2012
  MINIMUM         18   3:25 AM -26    1909  12      6       18
  AVERAGE         30                        24      6       34

PRECIPITATION (IN)
  TODAY            0.00          0.52 1892   0.02  -0.02     0.00
  MONTH TO DATE    0.18                      0.11   0.07     0.00
  SINCE DEC 1      0.18                      0.11   0.07     0.00
  SINCE JAN 1     13.31                     12.71   0.60     9.19

SNOWFALL (IN)
  TODAY           MM                         0.3   MM        0.0
  MONTH TO DATE    2.6                       1.6    1.0      0.0
  SINCE DEC 1      2.6                       1.6    1.0      0.0
  SINCE JUL 1      3.7                      24.2  -20.5     10.3
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY           35                        41     -6       31
  MONTH TO DATE  192                       203    -11      136
  SINCE DEC 1    192                       203    -11      136
  SINCE JUL 1   1562                      2031   -469     1565

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    569                       485     84      644
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     5.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78
 LOWEST     41
 AVERAGE    60

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


THE LANDER WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   35        62      1981
 MINIMUM TEMPERATURE (F)   12       -26      1972


SUNRISE AND SUNSET
DECEMBER  5 2025......SUNRISE   7:30 AM MST   SUNSET   4:41 PM MST
DECEMBER  6 2025......SUNRISE   7:31 AM MST   SUNSET   4:41 PM MST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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