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CDUS45 KRIW 190731
CLIBYG
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1231 AM MST FRI DEC 19 2025
...............................
..THE BUFFALO WY CLIMATE SUMMARY FOR DECEMBER 18 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 34 1:29 AM 57 2024 36 -2 57
MINIMUM 24 7:49 PM -8 2005 16 8 17
AVERAGE 29 26 3 37
PRECIPITATION (IN)
YESTERDAY 0.00 0.02 1998 0.00 0.00 0.00
MONTH TO DATE 0.13 0.10 0.03 T
SINCE DEC 1 0.13 0.10 0.03 T
SINCE JAN 1 11.51 12.48 -0.97 8.60
DEGREE DAYS
HEATING
YESTERDAY 36 39 -3 28
MONTH TO DATE 544 681 -137 549
SINCE DEC 1 544 681 -137 549
SINCE JUL 1 1934 2437 -503 1946
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 494 528 -34 663
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 54 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 80 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 13.1
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 59 7:00 PM
LOWEST 26 1:00 AM
AVERAGE 43
......................................................
THE BUFFALO WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 60 2004
MINIMUM TEMPERATURE (F) 16 -12 1998
SUNRISE AND SUNSET
DECEMBER 19 2025......SUNRISE 7:39 AM MST SUNSET 4:30 PM MST
DECEMBER 20 2025......SUNRISE 7:39 AM MST SUNSET 4:30 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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