Climatological Report (Daily)
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023
CDUS45 KRIW 120045
CLILND

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT FRI SEP 11 2026

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

...THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 11 2026...
VALID TODAY AS OF 0600 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1891 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         85   2:37 PM  88    1919  77      8       84
                                      1990
  MINIMUM         61   5:31 AM  26    1898  46     15       60
  AVERAGE         73                        62     11       72

PRECIPITATION (IN)
  TODAY            0.00          1.31 1903   0.03  -0.03      T
  MONTH TO DATE    T                         0.24  -0.24     0.02
  SINCE SEP 1      T                         0.24  -0.24     0.02
  SINCE JAN 1      6.36                      9.68  -3.32    10.03

SNOWFALL (IN)
  TODAY           MM                         0.0   MM        0.0
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE SEP 1      0.0                       0.1   -0.1      0.0
  SINCE JUL 1      0.0                       0.1   -0.1      0.0
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY            0                         5     -5        0
  MONTH TO DATE    2                        38    -36       11
  SINCE SEP 1      2                        38    -36       11
  SINCE JUL 1      5                        77    -72       16

 COOLING
  TODAY            8                         1      7        7
  MONTH TO DATE   43                        23     20       40
  SINCE SEP 1     43                        23     20       40
  SINCE JAN 1    713                       475    238      567
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    10.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    38
 LOWEST     14
 AVERAGE    26

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


THE LANDER WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        94      1990
 MINIMUM TEMPERATURE (F)   46        26      1902


SUNRISE AND SUNSET
SEPTEMBER 11 2026.....SUNRISE   6:50 AM MDT   SUNSET   7:32 PM MDT
SEPTEMBER 12 2026.....SUNRISE   6:52 AM MDT   SUNSET   7:30 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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