Buchanan County climate

Buchanan County Weather in October

NOAA 1991-2020 normals for Grundy, 5 km from Buchanan County

Average highs run from 72°F on October 1 to 62°F on October 31, and lows from 51°F to 37°F. Normal precipitation for the month is 3.02 in over about 10 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 Buchanan County, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
67°F
Average low
44°F
Precipitation
3.02 in
Record high
91°FOct 2, 2019
Record low
20°FOct 23, 1997
Chance of a freeze
74%
Daylight
11 h 47 min to 10 h 39 min
Cloud cover
56%
Humidity
70%
Dew point
44°F
Wind
4.0 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 172°F51°F89°F 201929°F 199331%0%
Oct 272°F50°F91°F 201929°F 199331%0%
Oct 372°F50°F88°F 201926°F 200331%0%
Oct 471°F49°F91°F 201933°F 199331%0%
Oct 571°F49°F83°F 200532°F 201431%0%
Oct 671°F48°F83°F 201732°F 198931%0%
Oct 770°F48°F86°F 200731°F 199132%0%
Oct 870°F47°F88°F 200727°F 199132%0%
Oct 970°F47°F88°F 200727°F 199132%0%
Oct 1069°F46°F83°F 199025°F 200032%0%
Oct 1169°F46°F85°F 201725°F 200032%0%
Oct 1269°F46°F82°F 201725°F 200032%0%
Oct 1368°F45°F80°F 201725°F 200632%0%
Oct 1468°F45°F83°F 200825°F 200632%0%
Oct 1568°F44°F82°F 198924°F 200632%0%
Oct 1667°F44°F82°F 198925°F 200632%0%
Oct 1767°F43°F79°F 199825°F 199532%0%
Oct 1867°F43°F83°F 199824°F 199533%0%
Oct 1966°F42°F80°F 201125°F 201533%0%
Oct 2066°F42°F78°F 200522°F 199233%0%
Oct 2166°F41°F83°F 201624°F 202233%0%
Oct 2265°F41°F79°F 202425°F 199533%0%
Oct 2365°F40°F81°F 202020°F 199733%0%
Oct 2465°F40°F81°F 201521°F 199733%0%
Oct 2564°F39°F80°F 201222°F 200633%1%
Oct 2664°F39°F81°F 201221°F 200633%1%
Oct 2764°F39°F81°F 201023°F 201333%1%
Oct 2863°F38°F80°F 199125°F 199033%1%
Oct 2963°F38°F79°F 199123°F 200133%1%
Oct 3063°F37°F77°F 199921°F 200833%1%
Oct 3162°F37°F77°F 199921°F 200833%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Buchanan 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 (EDT).

October 1
sunrise 7:24 AM, sunset 7:11 PM
October 31
sunrise 7:52 AM, sunset 6:31 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00443640 (Grundy), public domain. Records: NOAA GHCN-Daily, station USC00447174, 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.