Climatological Report (Daily)
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CDUS45 KRIW 220045
CLILND

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MST FRI NOV 21 2025

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

...THE LANDER WY CLIMATE SUMMARY FOR NOVEMBER 21 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         55   2:53 PM  63    2012  42     13       51
  MINIMUM         31   7:53 AM -14    1929  18     13       21
                                      1977
  AVERAGE         43                        30     13       36

PRECIPITATION (IN)
  TODAY            0.00          0.78 1983   0.03  -0.03     0.00
  MONTH TO DATE    0.33                      0.57  -0.24     0.32
  SINCE SEP 1      3.02                      2.95   0.07     2.17
  SINCE JAN 1     13.03                     12.39   0.64     9.19

SNOWFALL (IN)
  TODAY           MM                         0.3   MM        0.0
  MONTH TO DATE    0.0                       7.3   -7.3      4.3
  SINCE SEP 1      T                        19.3  -19.3     10.3
  SINCE JUL 1      T                        19.3  -19.3     10.3
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY           22                        35    -13       29
  MONTH TO DATE  416                       646   -230      646
  SINCE SEP 1   1053                      1448   -395     1104
  SINCE JUL 1   1058                      1487   -429     1122

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1     42                        33      9       83
  SINCE JAN 1    569                       485     84      644
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     3.0


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    85
 LOWEST     37
 AVERAGE    61

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


THE LANDER WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   41        64      1904
                                             1954
                                             2006
 MINIMUM TEMPERATURE (F)   17       -15      1929


SUNRISE AND SUNSET
NOVEMBER 21 2025......SUNRISE   7:15 AM MST   SUNSET   4:47 PM MST
NOVEMBER 22 2025......SUNRISE   7:16 AM MST   SUNSET   4:46 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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