574
CDUS45 KRIW 180730
CLIBYG
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT THU SEP 18 2025
...............................
..THE BUFFALO WY CLIMATE SUMMARY FOR SEPTEMBER 17 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 63 12:44 PM 88 2013 72 -9 82
MINIMUM 46 6:36 AM 32 2003 47 -1 48
AVERAGE 55 59 -4 65
PRECIPITATION (IN)
YESTERDAY 0.05 0.50 2002 0.04 0.01 0.08
MONTH TO DATE 0.67 0.59 0.08 0.17
SINCE SEP 1 0.67 0.59 0.08 0.17
SINCE JAN 1 9.02 10.43 -1.41 7.76
DEGREE DAYS
HEATING
YESTERDAY 10 7 3 0
MONTH TO DATE 56 84 -28 20
SINCE SEP 1 56 84 -28 20
SINCE JUL 1 97 141 -44 97
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 31 47 -16 95
SINCE SEP 1 31 47 -16 95
SINCE JAN 1 476 515 -39 611
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 10.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 3:00 PM
LOWEST 57 12:00 PM
AVERAGE 77
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THE BUFFALO WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 90 2021
MINIMUM TEMPERATURE (F) 46 28 2003
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 6:50 AM MDT SUNSET 7:11 PM MDT
SEPTEMBER 19 2025.....SUNRISE 6:51 AM MDT SUNSET 7:09 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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