Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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CDUS45 KRIW 150735
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
135 AM MDT WED OCT 15 2025
...................................
...THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 14 2025...
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)
YESTERDAY
MAXIMUM 60 3:27 PM 77 2015 59 1 72
2016
MINIMUM 36 4:55 AM 12 2018 32 4 37
AVERAGE 48 46 2 55
PRECIPITATION (IN)
YESTERDAY 0.00 0.12 0.03 -0.03 0.00
MONTH TO DATE 0.99 0.49 0.50 0.00
SINCE SEP 1 1.98 1.26 0.72 0.07
SINCE JAN 1 8.23 7.62 0.61 5.50
SNOWFALL (IN)
YESTERDAY 0.0 1.9 2017 0.0
MONTH TO DATE T 0.0
SINCE SEP 1 T 0.0
SINCE JUL 1 T 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 17 20 -3 10
MONTH TO DATE 187 230 -43 92
SINCE SEP 1 284 435 -151 178
SINCE JUL 1 287 471 -184 196
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE SEP 1 37 31 6 68
SINCE JAN 1 611 499 112 610
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 5.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 5:00 AM
LOWEST 44 3:00 PM
AVERAGE 63
..........................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 74 2010
MINIMUM TEMPERATURE (F) 32 11 2018
SUNRISE AND SUNSET
OCTOBER 15 2025.......SUNRISE 7:28 AM MDT SUNSET 6:30 PM MDT
OCTOBER 16 2025.......SUNRISE 7:29 AM MDT SUNSET 6:29 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$