Climatological Report (Daily)
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078
CDUS45 KRIW 290729
CLIBYG
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT MON SEP 29 2025
...................................
...THE BUFFALO WY CLIMATE SUMMARY FOR SEPTEMBER 28 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 83 12:07 PM 91 2001 66 17 90
MINIMUM 56 2:51 AM 28 1999 42 14 60
AVERAGE 70 54 16 75
PRECIPITATION (IN)
YESTERDAY 0.00 0.58 2019 0.05 -0.05 0.00
MONTH TO DATE 0.67 1.09 -0.42 0.18
SINCE SEP 1 0.67 1.09 -0.42 0.18
SINCE JAN 1 9.02 10.93 -1.91 7.77
DEGREE DAYS
HEATING
YESTERDAY 0 12 -12 0
MONTH TO DATE 89 189 -100 67
SINCE SEP 1 89 189 -100 67
SINCE JUL 1 130 246 -116 144
COOLING
YESTERDAY 5 1 4 10
MONTH TO DATE 40 58 -18 132
SINCE SEP 1 40 58 -18 132
SINCE JAN 1 485 526 -41 648
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 5.3
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 37 3:00 AM
LOWEST 17 1:00 PM
AVERAGE 27
..........................................................
THE BUFFALO WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 94 2024
MINIMUM TEMPERATURE (F) 42 29 1999
SUNRISE AND SUNSET
SEPTEMBER 29 2025.....SUNRISE 7:03 AM MDT SUNSET 6:51 PM MDT
SEPTEMBER 30 2025.....SUNRISE 7:04 AM MDT SUNSET 6:49 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$