Climatological Report (Daily)
Issued by NWS
Issued by NWS
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975
CDUS45 KRIW 200730
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT MON APR 20 2026
...................................
...THE LANDER WY CLIMATE SUMMARY FOR APRIL 19 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 70 4:21 PM 82 1962 57 13 45
MINIMUM 30 6:15 AM 2 1893 31 -1 14
AVERAGE 50 44 6
PRECIPITATION (IN)
YESTERDAY 0.00 1.24 1933 0.07 -0.07 0.00
MONTH TO DATE 0.02 1.23 -1.21 1.47
SINCE MAR 1 1.05 2.52 -1.47 4.50
SINCE JAN 1 1.46 3.73 -2.27 5.58
SNOWFALL (IN)
YESTERDAY 0.0 11.1 1971 0.5 -0.5 0.0
MONTH TO DATE T 11.0 -11.0 16.0
SINCE MAR 1 8.3 25.4 -17.1 45.3
SINCE JUL 1 16.5 77.6 -61.1 75.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 15 21 -6 35
MONTH TO DATE 349 436 -87 416
SINCE MAR 1 884 1335 -451 1246
SINCE JUL 1 4967 6986 -2019 6275
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 15 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 4.2
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 36 6:00 AM
LOWEST 7 5:00 PM
AVERAGE 22
..........................................................
THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 81 1989
MINIMUM TEMPERATURE (F) 31 1 1966
SUNRISE AND SUNSET
APRIL 20 2026.........SUNRISE 6:25 AM MDT SUNSET 8:03 PM MDT
APRIL 21 2026.........SUNRISE 6:24 AM MDT SUNSET 8:04 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$