654
CDUS45 KRIW 150734
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
134 AM MDT FRI MAY 15 2026
...............................
..THE LANDER WY CLIMATE SUMMARY FOR MAY 14 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 73 4:36 PM 85 1936 65 8 58
1987
MINIMUM 50 6:32 AM 24 1907 39 11 40
AVERAGE 62 52 10
PRECIPITATION (IN)
YESTERDAY 0.00 1.20 1958 0.09 -0.09 0.03
1989
MONTH TO DATE 0.35 1.24 -0.89 1.27
SINCE MAR 1 2.74 4.60 -1.86 6.87
SINCE JAN 1 3.15 5.81 -2.66 7.95
SNOWFALL (IN)
YESTERDAY 0.0 0.5 1967 0.1 -0.1 0.0
MONTH TO DATE 3.7 3.3 0.4 3.4
SINCE MAR 1 21.1 34.1 -13.0 48.7
SINCE JUL 1 29.3 86.3 -57.0 79.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 3 13 -10 16
MONTH TO DATE 141 216 -75 154
SINCE MAR 1 1263 1767 -504 1613
SINCE JUL 1 5346 7418 -2072 6642
COOLING
YESTERDAY 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 30 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 12.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 39 1:00 AM
LOWEST 9 1:00 PM
AVERAGE 24
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THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 85 1987
MINIMUM TEMPERATURE (F) 39 19 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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