Williamstown climate

Williamstown Weather in October

NOAA 1991-2020 normals for Northfield, 10.4 km from Williamstown

Average highs run from 66°F on October 1 to 52°F on October 31, and lows from 40°F to 31°F. Normal precipitation for the month is 4.62 in over about 11 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 Williamstown, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
59°F
Average low
35°F
Precipitation
4.62 in
Snowfall
0.3 in
Record high
85°FOct 4, 2023
Record low
14°FOct 20, 1972
Chance of a freeze
100%
Daylight
11 h 43 min to 10 h 15 min
Cloud cover
71%
Humidity
84%
Dew point
40°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 166°F40°F79°F 195024°F 196334%0%
Oct 265°F39°F84°F 195024°F 194934%0%
Oct 365°F39°F82°F 196728°F 195534%0%
Oct 464°F38°F85°F 202323°F 194834%0%
Oct 564°F38°F84°F 202523°F 199635%0%
Oct 663°F38°F83°F 202520°F 196435%0%
Oct 763°F37°F83°F 196322°F 196435%0%
Oct 863°F37°F77°F 199315°F 196435%0%
Oct 962°F37°F78°F 194923°F 195335%1%
Oct 1062°F36°F80°F 194924°F 195236%1%
Oct 1161°F36°F83°F 194919°F 198636%1%
Oct 1261°F36°F82°F 194919°F 195636%1%
Oct 1360°F35°F79°F 197322°F 195136%1%
Oct 1460°F35°F76°F 195417°F 195836%1%
Oct 1559°F35°F81°F 195622°F 200236%1%
Oct 1659°F35°F81°F 195622°F 195037%1%
Oct 1758°F34°F78°F 196820°F 197837%1%
Oct 1858°F34°F78°F 196819°F 201537%1%
Oct 1957°F34°F78°F 195017°F 201537%1%
Oct 2057°F33°F76°F 196314°F 197237%1%
Oct 2156°F33°F77°F 197915°F 197237%1%
Oct 2256°F33°F80°F 197915°F 195936%2%
Oct 2356°F33°F77°F 202419°F 195536%2%
Oct 2455°F32°F76°F 196318°F 196936%2%
Oct 2555°F32°F79°F 196317°F 198136%2%
Oct 2654°F32°F74°F 199117°F 195236%2%
Oct 2754°F32°F71°F 202320°F 198735%2%
Oct 2853°F31°F73°F 197119°F 199935%3%
Oct 2953°F31°F70°F 198916°F 201335%3%
Oct 3053°F31°F70°F 195018°F 196635%3%
Oct 3152°F31°F75°F 202415°F 202034%3%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Williamstown, 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 6:48 AM, sunset 6:31 PM
October 31
sunrise 7:26 AM, sunset 5:41 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00435733 (Northfield), public domain. Records: NOAA GHCN-Daily, station USW00094705, 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.