Climatological Report (Daily)
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300
CDUS45 KRIW 180728
CLILND

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT TUE AUG 18 2026

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

...THE LANDER WY CLIMATE SUMMARY FOR AUGUST 17 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         85   1:33 PM  96    2013  86     -1       85
                                      2020
  MINIMUM         58  11:25 PM  38    2009  54      4       56
  AVERAGE         72                        70      2

PRECIPITATION (IN)
  YESTERDAY        T             0.58 1984   0.02  -0.02      T
  MONTH TO DATE    0.34                      0.31   0.03     0.05
  SINCE JUN 1      1.42                      1.98  -0.56     1.03
  SINCE JAN 1      6.11                      9.23  -3.12     9.59

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2020   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      0.0                       0.1   -0.1      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    2                         3     -1        2
  SINCE JUN 1     77                       141    -64       92
  SINCE JUL 1      2                        17    -15        4

 COOLING
  YESTERDAY        7                         6      1        6
  MONTH TO DATE  141                       117     24      121
  SINCE JUN 1    552                       390    162      445
  SINCE JAN 1    566                       395    171      453
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    42   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     9.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    68           6:00 PM
 LOWEST     19           2:00 PM
 AVERAGE    44

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


THE LANDER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   86        97      1986
                                             2020
 MINIMUM TEMPERATURE (F)   54        39      1892


SUNRISE AND SUNSET
AUGUST 18 2026........SUNRISE   6:25 AM MDT   SUNSET   8:12 PM MDT
AUGUST 19 2026........SUNRISE   6:26 AM MDT   SUNSET   8:10 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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