Climatological Report (Daily)
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761
CDUS45 KRIW 130732
CLILND

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
132 AM MDT SUN SEP 13 2026

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

...THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 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         77   5:08 PM  94    1990  77      0       74
  MINIMUM         44   5:48 AM  26    1902  46     -2       50
  AVERAGE         61                        61      0

PRECIPITATION (IN)
  YESTERDAY        0.00          0.69 2013   0.03  -0.03     0.01
  MONTH TO DATE    T                         0.27  -0.27     0.03
  SINCE SEP 1      T                         0.27  -0.27     0.03
  SINCE JAN 1      6.36                      9.71  -3.35    10.04

SNOWFALL (IN)
  YESTERDAY        0.0           1.0  1970   0.1   -0.1      0.0
  MONTH TO DATE    0.0                       0.2   -0.2      0.0
  SINCE SEP 1      0.0                       0.2   -0.2      0.0
  SINCE JUL 1      0.0                       0.2   -0.2      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        4                         5     -1        3
  MONTH TO DATE    6                        43    -37       14
  SINCE SEP 1      6                        43    -37       14
  SINCE JUL 1      9                        82    -73       19

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   39                        24     15       40
  SINCE SEP 1     39                        24     15       40
  SINCE JAN 1    709                       476    233      567
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     6.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    74           6:00 AM
 LOWEST     26           4:00 PM
 AVERAGE    50

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


THE LANDER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76        89      2015
 MINIMUM TEMPERATURE (F)   46        25      1914


SUNRISE AND SUNSET
SEPTEMBER 13 2026.....SUNRISE   6:53 AM MDT   SUNSET   7:28 PM MDT
SEPTEMBER 14 2026.....SUNRISE   6:54 AM MDT   SUNSET   7:26 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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