Climatological Report (Daily)
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118
CDUS45 KRIW 210732
CLILND

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
132 AM MDT WED OCT 21 2026

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

...THE LANDER WY CLIMATE SUMMARY FOR OCTOBER 20 2026...

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)
 YESTERDAY
  MAXIMUM         66   2:39 PM  81    1921  57      9       51
  MINIMUM         40   5:55 AM   5    1932  30     10       31
  AVERAGE         53                        44      9

PRECIPITATION (IN)
  YESTERDAY        0.00          1.07 1906   0.04  -0.04     0.00
  MONTH TO DATE    0.74                      1.00  -0.26     1.45
  SINCE SEP 1      2.92                      1.98   0.94     2.65
  SINCE JAN 1      9.28                     11.42  -2.14    12.66

SNOWFALL (IN)
  YESTERDAY        0.0           2.4  2006   0.4   -0.4      0.0
  MONTH TO DATE    0.0                       6.5   -6.5       T
  SINCE SEP 1      0.0                       8.0   -8.0       T
  SINCE JUL 1      0.0                       8.0   -8.0       T
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  YESTERDAY       12                        21     -9       24
  MONTH TO DATE  195                       344   -149      302
  SINCE SEP 1    284                       539   -255      401
  SINCE JUL 1    287                       578   -291      406

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    4                         0      4        0
  SINCE SEP 1     48                        32     16       42
  SINCE JAN 1    718                       484    234      569
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     4.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    73           6:00 AM
 LOWEST     34           2:00 PM
 AVERAGE    54

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


THE LANDER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        82      2003
 MINIMUM TEMPERATURE (F)   30         6      1932


SUNRISE AND SUNSET
OCTOBER 21 2026.......SUNRISE   7:36 AM MDT   SUNSET   6:23 PM MDT
OCTOBER 22 2026.......SUNRISE   7:37 AM MDT   SUNSET   6:21 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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