Climatological Report (Daily)
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548
CDUS45 KRIW 190045
CLILND

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT THU JUN 18 2026

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

...THE LANDER WY CLIMATE SUMMARY FOR JUNE 18 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         80   4:36 PM  92    1940  79      1       86
                                      1974
  MINIMUM         45   6:01 AM  29    1895  48     -3       48
  AVERAGE         63                        64     -1       67

PRECIPITATION (IN)
  TODAY            0.00          1.22 1975   0.03  -0.03     0.00
  MONTH TO DATE    T                         0.81  -0.81     0.70
  SINCE JUN 1      T                         0.81  -0.81     0.70
  SINCE JAN 1      4.69                      8.06  -3.37     9.26

SNOWFALL (IN)
  TODAY           MM                         0.0   MM        0.0
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE JUN 1      0.0                       0.1   -0.1      0.0
  SINCE JUL 1     38.1                      87.6  -49.5     79.0
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY            2                         3     -1        0
  MONTH TO DATE   54                        97    -43       68
  SINCE JUN 1     54                        97    -43       68
  SINCE JUL 1   5568                      7684  -2116     6880

 COOLING
  TODAY            0                         2     -2        2
  MONTH TO DATE   23                        25     -2       47
  SINCE JUN 1     23                        25     -2       47
  SINCE JAN 1     37                        30      7       55
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     4.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    63
 LOWEST     17
 AVERAGE    40

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


THE LANDER WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        97      1940
 MINIMUM TEMPERATURE (F)   48        32      2014


SUNRISE AND SUNSET
JUNE 18 2026..........SUNRISE   5:36 AM MDT   SUNSET   8:56 PM MDT
JUNE 19 2026..........SUNRISE   5:36 AM MDT   SUNSET   8:57 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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