Polk County climate

Polk County Weather in August

NOAA 1991-2020 normals for Red Lake Falls, 14.6 km from Polk County

Average highs run from 80°F on August 1 to 75°F on August 31, and lows from 58°F to 53°F. Normal precipitation for the month is 3.50 in over about 9 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 Polk County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
78°F
Average low
56°F
Precipitation
3.50 in
Record high
104°FAug 8, 1983
Record low
31°FAug 13, 1964
Chance of a freeze
0%
Days of 90°F or more
1.8
Daylight
14 h 57 min to 13 h 25 min
Cloud cover
51%
Humidity
64%
Dew point
54°F
Wind
9.6 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 180°F58°F99°F 198938°F 192731%0%
Aug 280°F58°F100°F 194641°F 192331%0%
Aug 380°F58°F100°F 198939°F 197230%0%
Aug 480°F58°F99°F 194741°F 192330%0%
Aug 580°F58°F98°F 189142°F 198930%0%
Aug 680°F58°F98°F 194145°F 197630%0%
Aug 780°F57°F97°F 189142°F 190430%0%
Aug 880°F57°F104°F 198342°F 192730%0%
Aug 980°F57°F98°F 194937°F 189030%0%
Aug 1080°F57°F97°F 198837°F 196730%0%
Aug 1179°F57°F95°F 198841°F 196830%0%
Aug 1279°F57°F95°F 197839°F 189830%0%
Aug 1379°F57°F101°F 196531°F 196430%0%
Aug 1479°F56°F100°F 196536°F 196830%0%
Aug 1579°F56°F99°F 195239°F 197930%0%
Aug 1679°F56°F96°F 197139°F 192431%0%
Aug 1779°F56°F97°F 194538°F 189031%0%
Aug 1878°F56°F100°F 197638°F 193231%0%
Aug 1978°F56°F100°F 197639°F 189031%0%
Aug 2078°F55°F99°F 197634°F 200431%0%
Aug 2178°F55°F99°F 197637°F 195031%0%
Aug 2277°F55°F97°F 194733°F 189031%0%
Aug 2377°F55°F95°F 192534°F 189131%0%
Aug 2477°F54°F97°F 197634°F 192332%0%
Aug 2577°F54°F97°F 197638°F 195032%0%
Aug 2676°F54°F97°F 201334°F 198632%0%
Aug 2776°F54°F95°F 192633°F 198632%0%
Aug 2876°F53°F98°F 198432°F 189332%0%
Aug 2976°F53°F96°F 196936°F 191532%0%
Aug 3075°F53°F95°F 199133°F 193132%0%
Aug 3175°F53°F93°F 192133°F 193532%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Polk County, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

August 1
sunrise 6:03 AM, sunset 9:00 PM
August 31
sunrise 6:43 AM, sunset 8:08 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00216787 (Red Lake Falls), public domain. Records: NOAA GHCN-Daily, station USC00211891, 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.