794
CDUS45 KRIW 160045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT FRI MAY 15 2026
...............................
..THE LANDER WY CLIMATE SUMMARY FOR MAY 15 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 75 3:43 PM 85 1987 66 9 62
MINIMUM 44 5:00 AM 19 1896 39 5 34
AVERAGE 60 52 8 48
PRECIPITATION (IN)
TODAY 0.00 1.61 1930 0.09 -0.09 0.07
MONTH TO DATE 0.35 1.33 -0.98 1.34
SINCE MAR 1 2.74 4.69 -1.95 6.94
SINCE JAN 1 3.15 5.90 -2.75 8.02
SNOWFALL (IN)
TODAY MM 0.2 MM 0.0
MONTH TO DATE 3.7 3.5 0.2 3.4
SINCE MAR 1 21.1 34.3 -13.2 48.7
SINCE JUL 1 29.3 86.5 -57.2 79.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 5 13 -8 17
MONTH TO DATE 146 229 -83 171
SINCE MAR 1 1268 1780 -512 1630
SINCE JUL 1 5351 7431 -2080 6659
COOLING
TODAY 0 0 0 0
MONTH TO DATE 2 0 2 4
SINCE MAR 1 3 0 3 4
SINCE JAN 1 3 0 3 4
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 9.8
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 36
LOWEST 9
AVERAGE 23
......................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 86 1988
2012
MINIMUM TEMPERATURE (F) 40 21 1896
SUNRISE AND SUNSET
MAY 15 2026...........SUNRISE 5:52 AM MDT SUNSET 8:31 PM MDT
MAY 16 2026...........SUNRISE 5:51 AM MDT SUNSET 8:32 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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