142
CDUS45 KRIW 280730
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT THU MAY 28 2026
...............................
..THE LANDER WY CLIMATE SUMMARY FOR MAY 27 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 81 4:10 PM 90 1969 71 10 75
MINIMUM 55 5:47 AM 27 1893 43 12 45
AVERAGE 68 57 11
PRECIPITATION (IN)
YESTERDAY 0.00 1.00 2019 0.07 -0.07 0.02
MONTH TO DATE 1.83 2.38 -0.55 1.82
SINCE MAR 1 4.22 5.74 -1.52 7.42
SINCE JAN 1 4.63 6.95 -2.32 8.50
SNOWFALL (IN)
YESTERDAY 0.0 T 1955 0.0 0.0 0.0
2008
2018
MONTH TO DATE 12.5 4.3 8.2 3.4
SINCE MAR 1 29.9 35.1 -5.2 48.7
SINCE JUL 1 38.1 87.3 -49.2 79.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 9 -9 5
MONTH TO DATE 298 354 -56 314
SINCE MAR 1 1420 1905 -485 1773
SINCE JUL 1 5503 7556 -2053 6802
COOLING
YESTERDAY 3 0 3 0
MONTH TO DATE 6 0 6 4
SINCE MAR 1 7 0 7 4
SINCE JAN 1 7 0 7 4
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 10.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 62 2:00 AM
LOWEST 23 1:00 PM
AVERAGE 43
......................................................
THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 90 2003
MINIMUM TEMPERATURE (F) 43 27 1947
SUNRISE AND SUNSET
MAY 28 2026...........SUNRISE 5:41 AM MDT SUNSET 8:44 PM MDT
MAY 29 2026...........SUNRISE 5:41 AM MDT SUNSET 8:44 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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