837
CDUS45 KRIW 200730
CLIBYG
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT WED MAY 20 2026
...............................
..THE BUFFALO WY CLIMATE SUMMARY FOR MAY 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 58 2:53 PM 90 2009 64 -6 46
MINIMUM 22R 4:34 AM 28 2003 42 -20 38
AVERAGE 40 53 -13 42
PRECIPITATION (IN)
YESTERDAY 0.00 1.04 2011 0.10 -0.10 0.12
MONTH TO DATE 0.18 1.56 -1.38 1.96
SINCE MAR 1 0.58 3.75 -3.17 3.47
SINCE JAN 1 0.73 4.22 -3.49 3.51
DEGREE DAYS
HEATING
YESTERDAY 25 12 13 23
MONTH TO DATE 279 289 -10 225
SINCE MAR 1 1607 1858 -251 1723
SINCE JUL 1 5697 7014 -1317 6665
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 16 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 5.2
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 85 1:00 AM
LOWEST 18 3:00 PM
AVERAGE 52
......................................................
THE BUFFALO WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 83 2005
MINIMUM TEMPERATURE (F) 43 28 2003
SUNRISE AND SUNSET
MAY 20 2026...........SUNRISE 5:34 AM MDT SUNSET 8:33 PM MDT
MAY 21 2026...........SUNRISE 5:34 AM MDT SUNSET 8:34 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