776
CDUS45 KRIW 190730
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT WED AUG 19 2026
...............................
..THE LANDER WY CLIMATE SUMMARY FOR AUGUST 18 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 71 6:17 PM 97 1986 86 -15 92
2020
MINIMUM 56 11:08 PM 39 1892 54 2 52
AVERAGE 64 70 -6
PRECIPITATION (IN)
YESTERDAY 0.01 2.20 2004 0.01 0.00 0.00
MONTH TO DATE 0.35 0.32 0.03 0.05
SINCE JUN 1 1.43 1.99 -0.56 1.03
SINCE JAN 1 6.12 9.24 -3.12 9.59
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 1 1 0 0
MONTH TO DATE 3 4 -1 2
SINCE JUN 1 78 142 -64 92
SINCE JUL 1 3 18 -15 4
COOLING
YESTERDAY 0 5 -5 7
MONTH TO DATE 141 122 19 128
SINCE JUN 1 552 395 157 452
SINCE JAN 1 566 400 166 460
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 5.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 73 11:00 AM
LOWEST 47 4:00 PM
AVERAGE 60
......................................................
THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 97 2025
MINIMUM TEMPERATURE (F) 53 38 1912
SUNRISE AND SUNSET
AUGUST 19 2026........SUNRISE 6:26 AM MDT SUNSET 8:10 PM MDT
AUGUST 20 2026........SUNRISE 6:27 AM MDT SUNSET 8:09 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page