Climatological Report (Daily)
Issued by NWS Riverton, WY

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918
CDUS45 KRIW 060728
CLIRIW

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SUN SEP 06 2026

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

...THE RIVERTON WY CLIMATE SUMMARY FOR SEPTEMBER 5 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         89   3:32 PM  97    2022  79     10       68
  MINIMUM         53   5:59 AM  40    2008  48      5       52
  AVERAGE         71                        64      7       60

PRECIPITATION (IN)
  YESTERDAY        0.00          0.04        0.02  -0.02     0.00
  MONTH TO DATE    T                         0.08  -0.08     0.00
  SINCE SEP 1      T                         0.08  -0.08     0.00
  SINCE JAN 1      2.97                      6.44  -3.47     6.25

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

DEGREE DAYS
 HEATING
  YESTERDAY        0                         3     -3        5
  MONTH TO DATE    0                        15    -15        5
  SINCE SEP 1      0                        15    -15        5
  SINCE JUL 1      2                        51    -49        8

 COOLING
  YESTERDAY        6                         2      4        0
  MONTH TO DATE   24                        11     13       20
  SINCE SEP 1     24                        11     13       20
  SINCE JAN 1    737                       479    258      594
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     6.9


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    50           6:00 AM
 LOWEST     12           5:00 PM
 AVERAGE    31

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


THE RIVERTON WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        93      2022
 MINIMUM TEMPERATURE (F)   48        36      2010


SUNRISE AND SUNSET
SEPTEMBER  6 2026.....SUNRISE   6:44 AM MDT   SUNSET   7:40 PM MDT
SEPTEMBER  7 2026.....SUNRISE   6:45 AM MDT   SUNSET   7:38 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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