Sullivan climate

Sullivan Weather in October

NOAA 1991-2020 normals for Sullivan 3S, 4.4 km from Sullivan

Average highs run from 75°F on October 1 to 60°F on October 31, and lows from 49°F to 39°F. Normal precipitation for the month is 3.30 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 Sullivan, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
67°F
Average low
44°F
Precipitation
3.30 in
Record high
92°FOct 1, 2019
Record low
24°FOct 21, 2018
Chance of a freeze
84%
Daylight
11 h 46 min to 10 h 32 min
Cloud cover
55%
Humidity
71%
Dew point
45°F
Wind
10.3 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 175°F49°F92°F 201934°F 200323%0%
Oct 274°F49°F91°F 201929°F 200323%0%
Oct 374°F49°F88°F 202532°F 200423%0%
Oct 473°F48°F90°F 200632°F 201024%0%
Oct 573°F48°F87°F 200730°F 200424%0%
Oct 672°F48°F88°F 200732°F 200024%0%
Oct 772°F47°F90°F 200729°F 200024%0%
Oct 871°F47°F88°F 200730°F 201224%0%
Oct 971°F46°F86°F 201027°F 200025%0%
Oct 1070°F46°F86°F 201034°F 200925%0%
Oct 1170°F46°F85°F 201031°F 200925%0%
Oct 1269°F45°F83°F 200831°F 200626%0%
Oct 1369°F45°F77°F 200832°F 200626%
Oct 1468°F45°F84°F 201731°F 200226%
Oct 1568°F44°F81°F 200829°F 200626%
Oct 1667°F44°F80°F 199928°F 202427%
Oct 1767°F44°F83°F 201630°F 201527%
Oct 1866°F43°F81°F 200730°F 201827%
Oct 1966°F43°F79°F 200329°F 202227%
Oct 2065°F43°F81°F 200328°F 201828%
Oct 2165°F42°F80°F 201524°F 201828%
Oct 2264°F42°F82°F 201530°F 199828%
Oct 2364°F41°F78°F 201030°F 200629%
Oct 2463°F41°F78°F 201025°F 200629%
Oct 2563°F41°F78°F 201426°F 201329%
Oct 2662°F40°F75°F 202332°F 201329%
Oct 2762°F40°F79°F 201428°F 200129%
Oct 2861°F40°F80°F 199925°F 200830%
Oct 2961°F39°F80°F 202424°F 201030%
Oct 3060°F39°F78°F 202428°F 202330%
Oct 3160°F39°F79°F 199926°F 202330%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Sullivan, 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 6:51 AM, sunset 6:37 PM
October 31
sunrise 7:22 AM, sunset 5:54 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00118389 (Sullivan 3S), public domain. Records: NOAA GHCN-Daily, station USW00053802, 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.