Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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792
CDUS45 KRIW 160729
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT THU OCT 16 2025
...................................
...THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 15 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 64 4:26 PM 74 2010 58 6 71
MINIMUM 36 6:28 AM 11 2018 32 4 38
AVERAGE 50 45 5 55
PRECIPITATION (IN)
YESTERDAY 0.04 0.05 0.03 0.01 0.00
MONTH TO DATE 1.03 0.52 0.51 0.00
SINCE SEP 1 2.02 1.29 0.73 0.07
SINCE JAN 1 8.27 7.65 0.62 5.50
SNOWFALL (IN)
YESTERDAY 0.0 2.0 1999 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 15 20 -5 10
MONTH TO DATE 202 250 -48 102
SINCE SEP 1 299 455 -156 188
SINCE JUL 1 302 491 -189 206
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 31 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 9.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 7:00 AM
LOWEST 36 5:00 PM
AVERAGE 67
..........................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 77 2024
MINIMUM TEMPERATURE (F) 31 19 1999
SUNRISE AND SUNSET
OCTOBER 16 2025.......SUNRISE 7:29 AM MDT SUNSET 6:29 PM MDT
OCTOBER 17 2025.......SUNRISE 7:30 AM MDT SUNSET 6:27 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$