Climatological Report (Daily)
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985
CDUS45 KRIW 210727
CLIBYG

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT FRI AUG 21 2026

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

...THE BUFFALO WY CLIMATE SUMMARY FOR AUGUST 20 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         92   4:45 PM  99    2025  83      9       99
  MINIMUM         58   5:20 AM  44    2016  56      2       65
  AVERAGE         75                        69      6       82

PRECIPITATION (IN)
  YESTERDAY        0.00          0.21 2018   0.03  -0.03     0.00
  MONTH TO DATE    0.02                      0.51  -0.49     0.04
  SINCE JUN 1      2.23                      4.21  -1.98     3.73
  SINCE JAN 1      3.51                      9.60  -6.09     8.07

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   16                        12      4       10
  SINCE JUN 1    140                       182    -42      157
  SINCE JUL 1     16                        32    -16       29

 COOLING
  YESTERDAY       10                         6      4       17
  MONTH TO DATE  131                       139     -8      138
  SINCE JUN 1    524                       410    114      415
  SINCE JAN 1    552                       417    135      426
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED     5.8


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    36           5:00 AM
 LOWEST     13           5:00 PM
 AVERAGE    25

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


THE BUFFALO WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        97      2023
                                             2024
 MINIMUM TEMPERATURE (F)   56        45      2021


SUNRISE AND SUNSET
AUGUST 21 2026........SUNRISE   6:17 AM MDT   SUNSET   8:02 PM MDT
AUGUST 22 2026........SUNRISE   6:18 AM MDT   SUNSET   8:00 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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