392
CDUS45 KRIW 280727
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT MON SEP 28 2026
...............................
..THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 27 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1891 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 74 4:16 PM 87 2001 69 5 77
MINIMUM 49 3:40 AM 19 1908 40 9 48
AVERAGE 62 54 8
PRECIPITATION (IN)
YESTERDAY T 2.87 1923 0.04 -0.04 0.00
MONTH TO DATE 2.08 0.84 1.24 1.15
SINCE SEP 1 2.08 0.84 1.24 1.15
SINCE JAN 1 8.44 10.28 -1.84 11.16
SNOWFALL (IN)
YESTERDAY 0.0 6.0 1999 0.1 -0.1 0.0
MONTH TO DATE 0.0 1.1 -1.1 0.0
SINCE SEP 1 0.0 1.1 -1.1 0.0
SINCE JUL 1 0.0 1.1 -1.1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 3 11 -8 2
MONTH TO DATE 68 159 -91 94
SINCE SEP 1 68 159 -91 94
SINCE JUL 1 71 198 -127 99
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 44 31 13 42
SINCE SEP 1 44 31 13 42
SINCE JAN 1 714 483 231 569
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WIND (MPH)
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 8.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 60 8:00 PM
LOWEST 31 3:00 PM
AVERAGE 46
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THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 89 2010
MINIMUM TEMPERATURE (F) 40 22 1985
SUNRISE AND SUNSET
SEPTEMBER 28 2026.....SUNRISE 7:09 AM MDT SUNSET 7:01 PM MDT
SEPTEMBER 29 2026.....SUNRISE 7:10 AM MDT SUNSET 6:59 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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