Power County climate

Power County Weather in August

NOAA 1991-2020 normals for American Falls, 12 km from Power County

Average highs run from 92°F on August 1 to 83°F on August 31, and lows from 58°F to 51°F. Normal precipitation for the month is 0.49 in over about 3 wet days.

August day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Power County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
88°F
Average low
55°F
Precipitation
0.49 in
Record high
104°FAug 2, 1969
Record low
30°FAug 25, 1992
Chance of a freeze
0%
Days of 90°F or more
13.6
Daylight
14 h 29 min to 13 h 12 min
Cloud cover
40%
Humidity
35%
Dew point
38°F
Wind
7.4 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Aug 192°F58°F103°F 202640°F 200110%0%
Aug 292°F58°F104°F 196943°F 199110%0%
Aug 391°F58°F102°F 202443°F 198110%0%
Aug 491°F58°F102°F 199440°F 198010%0%
Aug 591°F58°F99°F 199439°F 198010%0%
Aug 691°F57°F102°F 200143°F 195010%0%
Aug 790°F57°F103°F 199035°F 199610%0%
Aug 890°F57°F104°F 199040°F 199610%0%
Aug 990°F57°F99°F 197235°F 199510%0%
Aug 1090°F57°F102°F 201839°F 200210%0%
Aug 1189°F56°F100°F 199639°F 194710%0%
Aug 1289°F56°F101°F 194042°F 198510%0%
Aug 1389°F56°F99°F 200340°F 196610%0%
Aug 1488°F56°F102°F 200338°F 198510%0%
Aug 1588°F55°F101°F 200335°F 197410%0%
Aug 1688°F55°F97°F 195839°F 196810%0%
Aug 1788°F55°F100°F 202038°F 200910%0%
Aug 1887°F55°F98°F 194037°F 197811%0%
Aug 1987°F54°F99°F 199235°F 199511%0%
Aug 2087°F54°F100°F 202635°F 196411%0%
Aug 2186°F54°F101°F 202637°F 196611%0%
Aug 2286°F53°F98°F 199134°F 196611%0%
Aug 2386°F53°F97°F 196736°F 197812%0%
Aug 2485°F53°F98°F 198835°F 201012%0%
Aug 2585°F53°F98°F 198130°F 199212%0%
Aug 2685°F52°F100°F 201031°F 199212%0%
Aug 2785°F52°F96°F 201234°F 199312%0%
Aug 2884°F52°F97°F 201234°F 201812%0%
Aug 2984°F51°F97°F 199034°F 201813%0%
Aug 3084°F51°F98°F 195433°F 196513%0%
Aug 3183°F51°F98°F 202232°F 196913%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Power County, in percent, and of at least 0.1 inch of snowfall.0510151102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

August 1
sunrise 6:23 AM, sunset 8:52 PM
August 31
sunrise 6:55 AM, sunset 8:07 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00100218 (American Falls), public domain. Records: NOAA GHCN-Daily, station USW00024156, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.