Climatological Report (Daily)
Issued by NWS
Issued by NWS
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899
CDUS45 KRIW 100728
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SUN AUG 10 2025
...................................
...THE LANDER WY CLIMATE SUMMARY FOR AUGUST 9 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 76 2:09 PM 95 1983 88 -12 80
1992
MINIMUM 49 5:32 AM 43 1910 56 -7 52
AVERAGE 63 72 -9
PRECIPITATION (IN)
YESTERDAY 0.00 0.88 1968 0.01 -0.01 0.13
MONTH TO DATE T 0.18 -0.18 0.13
SINCE JUN 1 0.98 1.85 -0.87 0.55
SINCE JAN 1 9.54 9.10 0.44 6.41
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2020 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 2 0 2 0
MONTH TO DATE 2 0 2 0
SINCE JUN 1 92 138 -46 41
SINCE JUL 1 4 14 -10 6
COOLING
YESTERDAY 0 7 -7 1
MONTH TO DATE 61 67 -6 86
SINCE JUN 1 385 340 45 451
SINCE JAN 1 393 345 48 451
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 5.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 35 6:00 AM
LOWEST 16 2:00 PM
AVERAGE 26
..........................................................
THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 99 2022
MINIMUM TEMPERATURE (F) 55 41 1895
1939
1974
SUNRISE AND SUNSET
AUGUST 10 2025........SUNRISE 6:16 AM MDT SUNSET 8:23 PM MDT
AUGUST 11 2025........SUNRISE 6:17 AM MDT SUNSET 8:22 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$