Keystone climate

Keystone Weather in October

NOAA 1991-2020 normals for Belle Plaine, 14.5 km from Keystone

Average highs run from 70°F on October 1 to 55°F on October 31, and lows from 45°F to 33°F. Normal precipitation for the month is 2.86 in over about 8 wet days.

October day by day

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

Normal daily high and low temperature at Keystone, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
63°F
Average low
39°F
Precipitation
2.86 in
Snowfall
0.4 in
Record high
94°FOct 2, 1953
Record low
10°FOct 29, 1952
Chance of a freeze
99%
Daylight
11 h 44 min to 10 h 24 min
Cloud cover
60%
Humidity
74%
Dew point
42°F
Wind
10.7 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
Oct 170°F45°F93°F 202327°F 200326%0%
Oct 270°F44°F94°F 195321°F 200326%0%
Oct 369°F44°F92°F 199725°F 195226%0%
Oct 469°F44°F90°F 199726°F 198926%0%
Oct 568°F43°F88°F 196326°F 200426%0%
Oct 668°F43°F91°F 196321°F 195226%0%
Oct 767°F42°F86°F 194726°F 198826%0%
Oct 867°F42°F84°F 201121°F 197626%0%
Oct 966°F42°F87°F 201022°F 200026%0%
Oct 1066°F41°F87°F 196221°F 196426%0%
Oct 1166°F41°F84°F 196218°F 198726%0%
Oct 1265°F41°F88°F 202423°F 200626%0%
Oct 1365°F40°F81°F 195625°F 200626%1%
Oct 1464°F40°F87°F 194725°F 200626%1%
Oct 1564°F39°F87°F 194723°F 195226%1%
Oct 1663°F39°F88°F 195324°F 195226%1%
Oct 1763°F39°F87°F 195021°F 197625%1%
Oct 1862°F38°F88°F 195015°F 195225%1%
Oct 1962°F38°F85°F 195317°F 197225%1%
Oct 2061°F38°F86°F 195319°F 195225%1%
Oct 2161°F37°F87°F 194716°F 195225%1%
Oct 2260°F37°F84°F 194714°F 198225%1%
Oct 2360°F36°F85°F 202220°F 198225%1%
Oct 2459°F36°F81°F 196318°F 200625%1%
Oct 2558°F36°F82°F 202320°F 196625%1%
Oct 2658°F35°F82°F 195516°F 194225%2%
Oct 2757°F35°F78°F 196615°F 199725%2%
Oct 2857°F34°F77°F 201418°F 196925%2%
Oct 2956°F34°F80°F 195010°F 195225%2%
Oct 3056°F34°F84°F 195014°F 198824%2%
Oct 3155°F33°F85°F 195018°F 195424%2%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Keystone, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

October 1
sunrise 7:06 AM, sunset 6:50 PM
October 31
sunrise 7:40 AM, sunset 6:04 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00130600 (Belle Plaine), public domain. Records: NOAA GHCN-Daily, station USC00138568, 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.