Climatological Report (Daily)
Issued by NWS
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CDUS45 KRIW 120045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT MON MAY 11 2026
...................................
...THE LANDER WY CLIMATE SUMMARY FOR MAY 11 2026...
VALID TODAY AS OF 0600 PM LOCAL TIME.
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)
TODAY
MAXIMUM 84R 3:24 PM 84 1940 64 20 79
MINIMUM 46 5:55 AM 19 1946 38 8 55
AVERAGE 65 51 14 67
PRECIPITATION (IN)
TODAY 0.00 2.03 2010 0.08 -0.08 0.01
MONTH TO DATE 0.35 0.96 -0.61 1.24
SINCE MAR 1 2.74 4.32 -1.58 6.84
SINCE JAN 1 3.15 5.53 -2.38 7.92
SNOWFALL (IN)
TODAY MM 0.2 MM 0.0
MONTH TO DATE 3.7 2.9 0.8 3.4
SINCE MAR 1 21.1 33.7 -12.6 48.7
SINCE JUL 1 29.3 85.9 -56.6 79.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 14 -14 0
MONTH TO DATE 136 176 -40 130
SINCE MAR 1 1258 1727 -469 1589
SINCE JUL 1 5341 7378 -2037 6618
COOLING
TODAY 0 0 0 2
MONTH TO DATE 0 0 0 2
SINCE MAR 1 1 0 1 2
SINCE JAN 1 1 0 1 2
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 7.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 53
LOWEST 9
AVERAGE 31
..........................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 86 1960
MINIMUM TEMPERATURE (F) 38 19 1953
SUNRISE AND SUNSET
MAY 11 2026...........SUNRISE 5:56 AM MDT SUNSET 8:27 PM MDT
MAY 12 2026...........SUNRISE 5:55 AM MDT SUNSET 8:28 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$