Climatological Report (Daily)
Issued by NWS Riverton, WY

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438
CDUS45 KRIW 260732
CLIRIW

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
132 AM MDT WED AUG 26 2026

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

...THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 25 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         86   3:17 PM  94    2015  83      3       MM
  MINIMUM         57   6:21 AM  46    2014  52      5       MM
  AVERAGE         72                        67      5       MM

PRECIPITATION (IN)
  YESTERDAY        0.07          0.11        0.02   0.05     0.00
  MONTH TO DATE    0.60                      0.34   0.26     0.01
  SINCE JUN 1      1.46                      1.82  -0.36     1.22
  SINCE JAN 1      2.89                      6.28  -3.39     5.74

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

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1       MM
  MONTH TO DATE    2                        12    -10        2
  SINCE JUN 1     72                       137    -65       80
  SINCE JUL 1      2                        22    -20        2

 COOLING
  YESTERDAY        7                         4      3       MM
  MONTH TO DATE  221                       151     70      178
  SINCE JUN 1    661                       442    219      563
  SINCE JAN 1    684                       450    234      569
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    38   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    53   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     8.3


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    70           6:00 AM
 LOWEST     20           3:00 PM
 AVERAGE    45

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


THE RIVERTON WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83        93      2010
 MINIMUM TEMPERATURE (F)   51        44      2004
                                             2016


SUNRISE AND SUNSET
AUGUST 26 2026........SUNRISE   6:32 AM MDT   SUNSET   7:58 PM MDT
AUGUST 27 2026........SUNRISE   6:33 AM MDT   SUNSET   7:57 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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