562
CDUS45 KRIW 180733
CLIWRL
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
133 AM MDT MON MAY 18 2026
...............................
..THE WORLAND WY CLIMATE SUMMARY FOR MAY 17 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1947 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 59 MM 90 1970 70 -11 69
MINIMUM 39 MM 32 1999 41 -2 38
AVERAGE 49 55 -6
PRECIPITATION (IN)
YESTERDAY 0.00 1.55 1978 0.06 -0.06 0.00
MONTH TO DATE 0.26 0.87 -0.61 1.14
SINCE MAR 1 1.11 2.29 -1.18 2.89
SINCE JAN 1 1.11 2.68 -1.57 3.01
DEGREE DAYS
HEATING
YESTERDAY 16 10 6 11
MONTH TO DATE 167 219 -52 179
SINCE MAR 1 1334 1710 -376 1648
SINCE JUL 1 5845 7748 -1903 7202
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 9 0 9 0
SINCE MAR 1 9 0 9 0
SINCE JAN 1 9 0 9 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 13.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 72 4:00 AM
LOWEST 26 3:00 PM
AVERAGE 49
......................................................
THE WORLAND WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 93 1992
MINIMUM TEMPERATURE (F) 41 32 1965
SUNRISE AND SUNSET
MAY 18 2026...........SUNRISE 5:43 AM MDT SUNSET 8:35 PM MDT
MAY 19 2026...........SUNRISE 5:42 AM MDT SUNSET 8:36 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