448
CDUS45 KRIW 170727
CLIBYG
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT SUN MAY 17 2026
...............................
..THE BUFFALO WY CLIMATE SUMMARY FOR MAY 16 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 72 3:35 PM 83 2012 63 9 59
MINIMUM 40 11:59 PM 30 2009 41 -1 40
AVERAGE 56 52 4 50
PRECIPITATION (IN)
YESTERDAY 0.00 0.56 2000 0.10 -0.10 T
MONTH TO DATE 0.17 1.27 -1.10 1.41
SINCE MAR 1 0.57 3.46 -2.89 2.92
SINCE JAN 1 0.72 3.93 -3.21 2.96
DEGREE DAYS
HEATING
YESTERDAY 9 13 -4 15
MONTH TO DATE 200 252 -52 178
SINCE MAR 1 1528 1821 -293 1676
SINCE JUL 1 5618 6977 -1359 6618
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 7 0 7 11
SINCE MAR 1 7 0 7 11
SINCE JAN 1 7 0 7 11
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 12.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 70 11:00 PM
LOWEST 10 2:00 PM
AVERAGE 40
......................................................
THE BUFFALO WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 81 2006
2007
MINIMUM TEMPERATURE (F) 42 33 1999
SUNRISE AND SUNSET
MAY 17 2026...........SUNRISE 5:37 AM MDT SUNSET 8:30 PM MDT
MAY 18 2026...........SUNRISE 5:36 AM MDT SUNSET 8:31 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page