Climatological Report (Daily)
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717
CDUS45 KRIW 190730
CLIBYG

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT WED AUG 19 2026

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

...THE BUFFALO WY CLIMATE SUMMARY FOR AUGUST 18 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         82   1:17 PM  96    2020  83     -1       89
  MINIMUM         53  11:48 PM  43    2015  57     -4       56
  AVERAGE         68                        70     -2       73

PRECIPITATION (IN)
  YESTERDAY        0.00          0.41 2018   0.02  -0.02      T
  MONTH TO DATE    0.02                      0.46  -0.44     0.04
  SINCE JUN 1      2.23                      4.16  -1.93     3.73
  SINCE JAN 1      3.51                      9.55  -6.04     8.07

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   16                        10      6       10
  SINCE JUN 1    140                       180    -40      157
  SINCE JUL 1     16                        30    -14       29

 COOLING
  YESTERDAY        3                         6     -3        8
  MONTH TO DATE  116                       127    -11      105
  SINCE JUN 1    509                       398    111      382
  SINCE JAN 1    537                       405    132      393
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    40   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     8.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    67          10:00 PM
 LOWEST     26           2:00 PM
 AVERAGE    47

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


THE BUFFALO WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83        97      2025
 MINIMUM TEMPERATURE (F)   56        41      2015


SUNRISE AND SUNSET
AUGUST 19 2026........SUNRISE   6:15 AM MDT   SUNSET   8:05 PM MDT
AUGUST 20 2026........SUNRISE   6:16 AM MDT   SUNSET   8:04 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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