Climatological Report (Daily)
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CDUS45 KRIW 170742
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
142 AM MDT SAT MAY 17 2025
...................................
...THE LANDER WY CLIMATE SUMMARY FOR MAY 16 2025...
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)
YESTERDAY
MAXIMUM 62 MM 86 1988 66 -4 76
2012
MINIMUM 32 MM 21 1896 40 -8 42
AVERAGE 47 53 -6
PRECIPITATION (IN)
YESTERDAY 0.00 1.58 1952 0.10 -0.10 0.00
MONTH TO DATE 1.34 1.43 -0.09 1.03
SINCE MAR 1 6.94 4.79 2.15 3.60
SINCE JAN 1 8.02 6.00 2.02 5.51
SNOWFALL (IN)
YESTERDAY 0.0 3.2 1968 0.1 -0.1 0.0
MONTH TO DATE 3.4 3.6 -0.2 1.3
SINCE MAR 1 48.7 34.4 14.3 20.7
SINCE JUL 1 79.0 86.6 -7.6 70.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 18 12 6 6
MONTH TO DATE 189 241 -52 252
SINCE MAR 1 1648 1792 -144 1674
SINCE JUL 1 6677 7443 -766 6982
COOLING
YESTERDAY 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 14 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 4.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 3:00 AM
LOWEST 28 6:00 PM
AVERAGE 58
..........................................................
THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 86 1948
MINIMUM TEMPERATURE (F) 40 23 1910
SUNRISE AND SUNSET
MAY 17 2025...........SUNRISE 5:50 AM MDT SUNSET 8:33 PM MDT
MAY 18 2025...........SUNRISE 5:49 AM MDT SUNSET 8:34 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$