Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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022
CDUS45 KRIW 020039
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
639 PM MDT MON SEP 01 2025
...................................
...THE RIVERTON WY CLIMATE SUMMARY FOR SEPTEMBER 1 2025...
VALID TODAY AS OF 0600 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 86 3:43 PM 97 2022 81 5 90
MINIMUM 49 5:05 AM 38 2008 50 -1 47
2020
AVERAGE 68 65 3 69
PRECIPITATION (IN)
TODAY 0.00 0.25 2008 0.02 -0.02 0.00
MONTH TO DATE 0.00 0.02 -0.02 0.00
SINCE SEP 1 0.00 0.02 -0.02 0.00
SINCE JAN 1 6.25 6.38 -0.13 5.43
SNOWFALL (IN)
TODAY 0.0 0.0
MONTH TO DATE 0.0 0.0
SINCE SEP 1 0.0 0.0
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 3 -3 0
MONTH TO DATE 0 3 -3 0
SINCE SEP 1 0 3 -3 0
SINCE JUL 1 3 39 -36 18
COOLING
TODAY 3 3 0 4
MONTH TO DATE 3 3 0 4
SINCE SEP 1 3 3 0 4
SINCE JAN 1 577 471 106 546
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 5.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71
LOWEST 13
AVERAGE 42
..........................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 96 2019
MINIMUM TEMPERATURE (F) 49 33 2008
SUNRISE AND SUNSET
SEPTEMBER 1 2025.....SUNRISE 6:39 AM MDT SUNSET 7:48 PM MDT
SEPTEMBER 2 2025.....SUNRISE 6:40 AM MDT SUNSET 7:46 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$