738
CDUS45 KRIW 160045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT THU MAY 15 2025
...............................
..THE LANDER WY CLIMATE SUMMARY FOR MAY 15 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 1:48 PM 85 1987 66 -4 64
MINIMUM 34 5:07 AM 19 1896 39 -5 42
AVERAGE 48 52 -4 53
PRECIPITATION (IN)
TODAY 0.01 1.61 1930 0.09 -0.08 0.05
MONTH TO DATE 1.28 1.33 -0.05 1.03
SINCE MAR 1 6.88 4.69 2.19 3.60
SINCE JAN 1 7.96 5.90 2.06 5.51
SNOWFALL (IN)
TODAY MM 0.2 MM 0.0
MONTH TO DATE 3.4 3.5 -0.1 1.3
SINCE MAR 1 48.7 34.3 14.4 20.7
SINCE JUL 1 79.0 86.5 -7.5 70.6
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 17 13 4 12
MONTH TO DATE 171 229 -58 246
SINCE MAR 1 1630 1780 -150 1668
SINCE JUL 1 6659 7431 -772 6976
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 26 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 6.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82
LOWEST 27
AVERAGE 55
......................................................
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 2025...........SUNRISE 5:52 AM MDT SUNSET 8:31 PM MDT
MAY 16 2025...........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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