Climatological Report (Daily)
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636
CDUS45 KRIW 130728
CLILND

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT THU AUG 13 2026

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

...THE LANDER WY CLIMATE SUMMARY FOR AUGUST 12 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         79  12:10 AM  99    1996  87     -8       90
  MINIMUM         64  11:09 PM  39    1907  55      9       54
  AVERAGE         72                        71      1

PRECIPITATION (IN)
  YESTERDAY        0.01          1.23 1930   0.01   0.00     0.00
  MONTH TO DATE    0.01                      0.23  -0.22      T
  SINCE JUN 1      1.09                      1.90  -0.81     0.98
  SINCE JAN 1      5.78                      9.15  -3.37     9.54

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                         0      0        0
  MONTH TO DATE    2                         0      2        2
  SINCE JUN 1     77                       138    -61       92
  SINCE JUL 1      2                        14    -12        4

 COOLING
  YESTERDAY        7                         6      1        7
  MONTH TO DATE  122                        87     35       72
  SINCE JUN 1    533                       360    173      396
  SINCE JAN 1    547                       365    182      404
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     6.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    59          10:00 AM
 LOWEST     22           2:00 AM
 AVERAGE    41

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


THE LANDER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   87        97      2007
 MINIMUM TEMPERATURE (F)   55        41      2002


SUNRISE AND SUNSET
AUGUST 13 2026........SUNRISE   6:19 AM MDT   SUNSET   8:20 PM MDT
AUGUST 14 2026........SUNRISE   6:20 AM MDT   SUNSET   8:18 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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