Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 200729
CLIWRL
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT SAT SEP 20 2025
...................................
...THE WORLAND WY CLIMATE SUMMARY FOR SEPTEMBER 19 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1947 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 81 2:51 PM 93 1981 75 6 74
2010
MINIMUM 40 6:01 AM 26 1965 41 -1 43
AVERAGE 61 58 3
PRECIPITATION (IN)
YESTERDAY 0.00 0.39 1985 0.03 -0.03 0.00
MONTH TO DATE 0.21 0.51 -0.30 0.23
SINCE SEP 1 0.21 0.51 -0.30 0.23
SINCE JAN 1 5.18 5.99 -0.81 3.25
DEGREE DAYS
HEATING
YESTERDAY 4 8 -4 6
MONTH TO DATE 55 92 -37 46
SINCE SEP 1 55 92 -37 46
SINCE JUL 1 61 130 -69 81
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 24 29 -5 35
SINCE SEP 1 24 29 -5 35
SINCE JAN 1 558 526 32 532
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 4.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 6:00 AM
LOWEST 17 3:00 PM
AVERAGE 47
..........................................................
THE WORLAND WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 91 1984
MINIMUM TEMPERATURE (F) 41 24 1983
SUNRISE AND SUNSET
SEPTEMBER 20 2025.....SUNRISE 6:57 AM MDT SUNSET 7:12 PM MDT
SEPTEMBER 21 2025.....SUNRISE 6:58 AM MDT SUNSET 7:10 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$