Climatological Report (Daily)
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750
CDUS45 KRIW 010045
CLILND

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SAT OCT 31 2026

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

...THE LANDER WY CLIMATE SUMMARY FOR OCTOBER 31 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         65   2:22 PM  70    1999  52     13       50
  MINIMUM         38   4:31 AM  -3    1923  26     12       27
                                      1991
  AVERAGE         52                        39     13       39

PRECIPITATION (IN)
  TODAY            0.00          0.91 1920   0.03  -0.03     0.00
  MONTH TO DATE    0.86                      1.40  -0.54     1.49
  SINCE SEP 1      3.04                      2.38   0.66     2.69
  SINCE JAN 1      9.40                     11.82  -2.42    12.70

SNOWFALL (IN)
  TODAY           MM                         0.4   MM        0.0
  MONTH TO DATE    T                        10.5  -10.5       T
  SINCE SEP 1      T                        12.0  -12.0       T
  SINCE JUL 1      T                        12.0  -12.0       T
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY           13                        26    -13       26
  MONTH TO DATE  407                       608   -201      538
  SINCE SEP 1    496                       803   -307      637
  SINCE JUL 1    499                       842   -343      642

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    4                         1      3        0
  SINCE SEP 1     48                        33     15       42
  SINCE JAN 1    718                       485    233      569
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     6.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    65
 LOWEST     29
 AVERAGE    47

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


THE LANDER WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   52        71      1914
                                             2014
 MINIMUM TEMPERATURE (F)   26        -6      1923


SUNRISE AND SUNSET
OCTOBER 31 2026.......SUNRISE   7:48 AM MDT   SUNSET   6:08 PM MDT
NOVEMBER  1 2026......SUNRISE   7:49 AM MDT   SUNSET   6:07 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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