686
CDUS45 KRIW 310730
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT SUN MAY 31 2026
...............................
..THE LANDER WY CLIMATE SUMMARY FOR MAY 30 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 72 12:38 PM 90 1984 72 0 83
MINIMUM 50 3:58 AM 30 1982 44 6 52
AVERAGE 61 58 3
PRECIPITATION (IN)
YESTERDAY 0.04 1.79 1989 0.08 -0.04 0.00
MONTH TO DATE 1.89 2.61 -0.72 1.88
SINCE MAR 1 4.28 5.97 -1.69 7.48
SINCE JAN 1 4.69 7.18 -2.49 8.56
SNOWFALL (IN)
YESTERDAY 0.0 1.1 2011 0.1 -0.1 0.0
MONTH TO DATE 12.5 4.5 8.0 3.4
SINCE MAR 1 29.9 35.3 -5.4 48.7
SINCE JUL 1 38.1 87.5 -49.4 79.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 4 8 -4 0
MONTH TO DATE 302 378 -76 324
SINCE MAR 1 1424 1929 -505 1783
SINCE JUL 1 5507 7580 -2073 6812
COOLING
YESTERDAY 0 0 0 3
MONTH TO DATE 13 0 13 7
SINCE MAR 1 14 0 14 7
SINCE JAN 1 14 0 14 7
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WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 7.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 4:00 AM
LOWEST 28 4:00 PM
AVERAGE 57
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THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 88 2020
MINIMUM TEMPERATURE (F) 44 26 1919
SUNRISE AND SUNSET
MAY 31 2026...........SUNRISE 5:40 AM MDT SUNSET 8:46 PM MDT
JUNE 1 2026..........SUNRISE 5:39 AM MDT SUNSET 8:47 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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