707
CDUS45 KRIW 210045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT TUE MAY 20 2025
...............................
..THE LANDER WY CLIMATE SUMMARY FOR MAY 20 2025
VALID TODAY AS OF 0600 PM LOCAL TIME.
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)
TODAY
MAXIMUM 62 1:42 PM 91 1954 68 -6 53
MINIMUM 37 4:42 AM 26 1950 41 -4 37
AVERAGE 50 54 -4 45
PRECIPITATION (IN)
TODAY 0.00 1.34 1917 0.09 -0.09 0.11
1975
MONTH TO DATE 1.79 1.79 -0.00 1.14
SINCE MAR 1 7.39 5.15 2.24 3.71
SINCE JAN 1 8.47 6.36 2.11 5.62
SNOWFALL (IN)
TODAY MM 0.1 MM 0.0
MONTH TO DATE 3.4 3.9 -0.5 1.3
SINCE MAR 1 48.7 34.7 14.0 20.7
SINCE JUL 1 79.0 86.9 -7.9 70.6
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 15 11 4 20
MONTH TO DATE 247 287 -40 291
SINCE MAR 1 1706 1838 -132 1713
SINCE JUL 1 6735 7489 -754 7021
COOLING
TODAY 0 0 0 0
MONTH TO DATE 4 0 4 0
SINCE MAR 1 4 0 4 0
SINCE JAN 1 4 0 4 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 8.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67
LOWEST 29
AVERAGE 48
......................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 85 1948
1964
2006
MINIMUM TEMPERATURE (F) 41 27 1908
2001
SUNRISE AND SUNSET
MAY 20 2025...........SUNRISE 5:47 AM MDT SUNSET 8:36 PM MDT
MAY 21 2025...........SUNRISE 5:46 AM MDT SUNSET 8:37 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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