300
CDUS45 KRIW 170732
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
132 AM MDT FRI OCT 17 2025
...............................
..THE LANDER WY CLIMATE SUMMARY FOR OCTOBER 16 2025
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)
YESTERDAY
MAXIMUM 45 6:26 AM 83 1991 59 -14 78
MINIMUM 34 11:59 PM 14 1930 32 2 42
AVERAGE 40 45 -5
PRECIPITATION (IN)
YESTERDAY 0.46 1.46 1994 0.05 0.41 T
MONTH TO DATE 1.44 0.82 0.62 T
SINCE SEP 1 2.64 1.80 0.84 0.40
SINCE JAN 1 12.65 11.24 1.41 7.42
SNOWFALL (IN)
YESTERDAY 0.0 6.3 1994 0.4 -0.4 0.0
MONTH TO DATE T 4.9 -4.9 0.0
SINCE SEP 1 T 6.4 -6.4 0.0
SINCE JUL 1 T 6.4 -6.4 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 25 20 5 5
MONTH TO DATE 221 261 -40 85
SINCE SEP 1 320 456 -136 169
SINCE JUL 1 325 495 -170 187
COOLING
YESTERDAY 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 18 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 5.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 11:00 PM
LOWEST 76 3:00 AM
AVERAGE 86
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THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 76 1926
1974
2023
MINIMUM TEMPERATURE (F) 32 9 1925
SUNRISE AND SUNSET
OCTOBER 17 2025.......SUNRISE 7:31 AM MDT SUNSET 6:29 PM MDT
OCTOBER 18 2025.......SUNRISE 7:32 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.
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