177
CDUS45 KRIW 200729
CLIBYG
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT THU AUG 20 2026
...............................
..THE BUFFALO WY CLIMATE SUMMARY FOR AUGUST 19 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 86 3:22 PM 97 2025 83 3 97
MINIMUM 53 12:09 AM 41 2015 56 -3 65
AVERAGE 70 70 0 81
PRECIPITATION (IN)
YESTERDAY 0.00 0.18 2023 0.02 -0.02 0.00
MONTH TO DATE 0.02 0.48 -0.46 0.04
SINCE JUN 1 2.23 4.18 -1.95 3.73
SINCE JAN 1 3.51 9.57 -6.06 8.07
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 16 11 5 10
SINCE JUN 1 140 181 -41 157
SINCE JUL 1 16 31 -15 29
COOLING
YESTERDAY 5 6 -1 16
MONTH TO DATE 121 133 -12 121
SINCE JUN 1 514 404 110 398
SINCE JAN 1 542 411 131 409
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 8.3
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 67 12:00 AM
LOWEST 15 5:00 PM
AVERAGE 41
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THE BUFFALO WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 99 2025
MINIMUM TEMPERATURE (F) 56 44 2016
SUNRISE AND SUNSET
AUGUST 20 2026........SUNRISE 6:16 AM MDT SUNSET 8:04 PM MDT
AUGUST 21 2026........SUNRISE 6:17 AM MDT SUNSET 8:02 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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