Climatological Report (Daily)
Issued by NWS
Issued by NWS
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768
CDUS45 KRIW 180728
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SAT APR 18 2026
...................................
...THE LANDER WY CLIMATE SUMMARY FOR APRIL 17 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 43 12:16 PM 80 1994 56 -13 48
MINIMUM 22 5:18 AM 7 1945 30 -8 24
AVERAGE 33 43 -10
PRECIPITATION (IN)
YESTERDAY 0.01 1.09 2025 0.07 -0.06 1.09
MONTH TO DATE 0.02 1.09 -1.07 1.16
SINCE MAR 1 1.05 2.38 -1.33 4.19
SINCE JAN 1 1.46 3.59 -2.13 5.27
SNOWFALL (IN)
YESTERDAY T 12.3 1975 0.5 -0.5 12.1
MONTH TO DATE T 9.9 -9.9 12.8
SINCE MAR 1 8.3 24.3 -16.0 42.1
SINCE JUL 1 16.5 76.5 -60.0 72.4
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 32 22 10 29
MONTH TO DATE 309 393 -84 342
SINCE MAR 1 844 1292 -448 1172
SINCE JUL 1 4927 6943 -2016 6201
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 1 0 1 0
SINCE JAN 1 1 0 1 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 5.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 4:00 AM
LOWEST 14 12:00 PM
AVERAGE 53
..........................................................
THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 78 1994
MINIMUM TEMPERATURE (F) 31 7 1945
SUNRISE AND SUNSET
APRIL 18 2026.........SUNRISE 6:28 AM MDT SUNSET 8:01 PM MDT
APRIL 19 2026.........SUNRISE 6:27 AM MDT SUNSET 8:02 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$