Cornwall climate

Cornwall Weather in October

NOAA 1991-2020 normals for Lebanon 2 W, 8.4 km from Cornwall

Average highs run from 70°F on October 1 to 59°F on October 31, and lows from 50°F to 39°F. Normal precipitation for the month is 4.10 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 Cornwall, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
64°F
Average low
44°F
Precipitation
4.10 in
Snowfall
0.3 in
Record high
95°FOct 2, 2019
Record low
27°FOct 9, 2001
Chance of a freeze
72%
Daylight
11 h 46 min to 10 h 30 min
Cloud cover
59%
Humidity
78%
Dew point
45°F
Wind
4.7 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°F50°F88°F 201941°F 200933%0%
Oct 269°F49°F95°F 201936°F 200333%0%
Oct 369°F49°F84°F 202133°F 200333%0%
Oct 469°F48°F85°F 200740°F 200333%0%
Oct 568°F48°F86°F 201335°F 201433%0%
Oct 668°F48°F83°F 201336°F 199933%0%
Oct 768°F47°F85°F 200736°F 200333%0%
Oct 867°F47°F89°F 200731°F 200133%0%
Oct 967°F47°F90°F 200727°F 200133%0%
Oct 1066°F46°F82°F 201834°F 200133%0%
Oct 1166°F46°F79°F 201035°F 200033%0%
Oct 1266°F45°F75°F 200136°F 201233%0%
Oct 1365°F45°F81°F 202429°F 201232%0%
Oct 1465°F45°F80°F 202131°F 200632%0%
Oct 1564°F44°F84°F 202130°F 200632%0%
Oct 1664°F44°F82°F 202133°F 200632%0%
Oct 1764°F43°F81°F 201632°F 202432%0%
Oct 1863°F43°F86°F 201632°F 201532%0%
Oct 1963°F43°F86°F 201628°F 201532%0%
Oct 2063°F42°F79°F 201629°F 200832%0%
Oct 2162°F42°F80°F 201633°F 200831%0%
Oct 2262°F42°F83°F 202432°F 200231%0%
Oct 2362°F41°F79°F 202430°F 200831%0%
Oct 2461°F41°F81°F 200130°F 200831%0%
Oct 2561°F41°F77°F 202131°F 200331%0%
Oct 2660°F40°F81°F 202328°F 201331%0%
Oct 2760°F40°F77°F 201933°F 200631%0%
Oct 2860°F40°F82°F 202330°F 201331%0%
Oct 2959°F39°F72°F 201627°F 200131%0%
Oct 3059°F39°F82°F 201630°F 201130%0%
Oct 3159°F39°F83°F 202427°F 201130%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Cornwall, 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 7:02 AM, sunset 6:48 PM
October 31
sunrise 7:34 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 USC00364896 (Lebanon 2 W), public domain. Records: NOAA GHCN-Daily, station USW00054737, 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.