Climatological Report (Daily)
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CDUS45 KRIW 090728
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SAT MAY 09 2026
...................................
...THE LANDER WY CLIMATE SUMMARY FOR MAY 8 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 72 4:09 PM 82 1987 63 9 72
MINIMUM 42 6:04 AM 26 1968 37 5 41
2002
AVERAGE 57 50 7
PRECIPITATION (IN)
YESTERDAY 0.01 1.71 1921 0.08 -0.07 0.00
MONTH TO DATE 0.34 0.69 -0.35 1.23
SINCE MAR 1 2.73 4.05 -1.32 6.83
SINCE JAN 1 3.14 5.26 -2.12 7.91
SNOWFALL (IN)
YESTERDAY 0.0 12.3 1979 0.2 -0.2 0.0
MONTH TO DATE 3.7 2.3 1.4 3.4
SINCE MAR 1 21.1 33.1 -12.0 48.7
SINCE JUL 1 29.3 85.3 -56.0 79.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 8 15 -7 8
MONTH TO DATE 117 133 -16 125
SINCE MAR 1 1239 1684 -445 1584
SINCE JUL 1 5322 7335 -2013 6613
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 1 0 1 0
SINCE JAN 1 1 0 1 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 4.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 2:00 AM
LOWEST 22 6:00 PM
AVERAGE 54
..........................................................
THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 81 1987
MINIMUM TEMPERATURE (F) 37 21 2002
SUNRISE AND SUNSET
MAY 9 2026...........SUNRISE 5:59 AM MDT SUNSET 8:25 PM MDT
MAY 10 2026...........SUNRISE 5:58 AM MDT SUNSET 8:26 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$