Twin Falls County climate

Twin Falls County Weather in August

NOAA 1991-2020 normals for Twin Falls Sun Vly Rgnl AP, 20.4 km from Twin Falls County

Average highs run from 90°F on August 1 to 83°F on August 31, and lows from 59°F to 52°F. Normal precipitation for the month is 0.43 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 Twin Falls County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
87°F
Average low
56°F
Precipitation
0.43 in
Record high
103°FAug 2, 2024
Record low
38°FAug 28, 2018
Chance of a freeze
0%
Days of 90°F or more
14.4
Daylight
14 h 27 min to 13 h 11 min
Cloud cover
35%
Humidity
28%
Dew point
36°F
Wind
7.8 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 190°F59°F100°F 201549°F 200110%0%
Aug 290°F59°F103°F 202450°F 199710%0%
Aug 390°F59°F100°F 199754°F 200610%0%
Aug 490°F59°F96°F 201050°F 201210%0%
Aug 589°F59°F98°F 199848°F 200110%0%
Aug 689°F58°F101°F 199849°F 200710%0%
Aug 789°F58°F100°F 201246°F 200910%0%
Aug 889°F58°F98°F 200049°F 200210%0%
Aug 989°F58°F100°F 200046°F 200210%0%
Aug 1089°F58°F101°F 201849°F 199910%0%
Aug 1188°F57°F99°F 201849°F 199710%0%
Aug 1288°F57°F96°F 202250°F 199710%0%
Aug 1388°F57°F99°F 201546°F 200510%0%
Aug 1488°F57°F101°F 201543°F 200510%0%
Aug 1587°F56°F102°F 201348°F 200910%0%
Aug 1687°F56°F99°F 200747°F 199910%0%
Aug 1787°F56°F99°F 202244°F 200910%0%
Aug 1887°F55°F99°F 200850°F 200310%0%
Aug 1986°F55°F97°F 202043°F 200210%0%
Aug 2086°F55°F96°F 199746°F 202110%0%
Aug 2186°F55°F99°F 200949°F 200210%0%
Aug 2285°F54°F96°F 201143°F 200211%0%
Aug 2385°F54°F96°F 199741°F 201511%0%
Aug 2485°F54°F98°F 201142°F 201011%0%
Aug 2585°F53°F95°F 200746°F 201611%0%
Aug 2684°F53°F100°F 201049°F 200411%0%
Aug 2784°F53°F96°F 200945°F 200411%0%
Aug 2884°F53°F98°F 201238°F 201811%0%
Aug 2983°F52°F99°F 202343°F 201811%0%
Aug 3083°F52°F96°F 201642°F 202411%0%
Aug 3183°F52°F101°F 202238°F 199911%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Twin Falls County, in percent, and of at least 0.1 inch of snowfall.02.557.51012.51102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

August 1
sunrise 6:31 AM, sunset 8:58 PM
August 31
sunrise 7:03 AM, sunset 8:14 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00094178 (Twin Falls Sun Vly Rgnl AP), public domain. Records: NOAA GHCN-Daily, station USW00094178, 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.