Climatological Report (Daily)
Issued by NWS
Issued by NWS
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267
CDUS45 KRIW 190045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SAT OCT 18 2025
...................................
...THE LANDER WY CLIMATE SUMMARY FOR OCTOBER 18 2025...
VALID TODAY AS OF 0600 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1891 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 51 4:04 PM 80 1958 58 -7 41
MINIMUM 33 8:25 AM 9 1917 31 2 32
AVERAGE 42 44 -2 37
PRECIPITATION (IN)
TODAY 0.01 0.74 1932 0.05 -0.04 0.49
MONTH TO DATE 1.45 0.92 0.53 0.51
SINCE SEP 1 2.65 1.90 0.75 0.91
SINCE JAN 1 12.66 11.34 1.32 7.93
SNOWFALL (IN)
TODAY MM 0.4 MM T
MONTH TO DATE T 5.7 -5.7 T
SINCE SEP 1 T 7.2 -7.2 T
SINCE JUL 1 T 7.2 -7.2 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 23 21 2 28
MONTH TO DATE 263 302 -39 127
SINCE SEP 1 362 497 -135 211
SINCE JUL 1 367 536 -169 229
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 42 32 10 83
SINCE JAN 1 569 484 85 644
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 5.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 41
AVERAGE 71
..........................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 77 1947
2023
MINIMUM TEMPERATURE (F) 31 7 1916
SUNRISE AND SUNSET
OCTOBER 18 2025.......SUNRISE 7:32 AM MDT SUNSET 6:27 PM MDT
OCTOBER 19 2025.......SUNRISE 7:33 AM MDT SUNSET 6:25 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$