Cambridge climate

Cambridge Weather in October

NOAA 1991-2020 normals for Harmony, 10.3 km from Cambridge

Average highs run from 66°F on October 1 to 53°F on October 31, and lows from 40°F to 30°F. Normal precipitation for the month is 4.92 in over about 13 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 Cambridge, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
59°F
Average low
35°F
Precipitation
4.92 in
Snowfall
0.4 in
Record high
82°FOct 6, 2025
Record low
20°FOct 27, 2018
Chance of a freeze
99%
Daylight
11 h 42 min to 10 h 12 min
Cloud cover
67%
Humidity
82%
Dew point
41°F
Wind
4.5 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°F78°F 200233°F 200137%0%
Oct 266°F39°F76°F 200235°F 200337%0%
Oct 365°F39°F78°F 202331°F 202237%0%
Oct 465°F38°F79°F 200133°F 199938%0%
Oct 564°F38°F81°F 202529°F 200438%0%
Oct 664°F38°F82°F 202528°F 200438%0%
Oct 763°F37°F80°F 202529°F 199838%0%
Oct 863°F37°F74°F 201127°F 199939%0%
Oct 962°F37°F79°F 201127°F 200239%0%
Oct 1062°F36°F73°F 202030°F 202539%0%
Oct 1161°F36°F75°F 200132°F 202039%0%
Oct 1261°F36°F72°F 202128°F 202039%0%
Oct 1361°F35°F76°F 202127°F 201240%1%
Oct 1460°F35°F70°F 200030°F 200940%1%
Oct 1560°F35°F70°F 201425°F 200940%1%
Oct 1659°F35°F65°F 201423°F 200040%1%
Oct 1759°F34°F64°F 201325°F 200940%1%
Oct 1858°F34°F70°F 199824°F 201540%1%
Oct 1958°F34°F68°F 202423°F 201540%1%
Oct 2058°F33°F68°F 202426°F 200340%1%
Oct 2157°F33°F70°F 200727°F 200440%1%
Oct 2257°F33°F78°F 200724°F 200840%1%
Oct 2356°F32°F68°F 202223°F 200840%2%
Oct 2456°F32°F66°F 200123°F 201540%2%
Oct 2555°F32°F62°F 201726°F 200240%2%
Oct 2655°F32°F67°F 200023°F 201840%2%
Oct 2755°F31°F71°F 202320°F 201840%2%
Oct 2854°F31°F74°F 202322°F 199940%2%
Oct 2954°F31°F65°F 201520°F 201340%3%
Oct 3053°F30°F65°F 202222°F 200240%3%
Oct 3153°F30°F73°F 202420°F 202040%3%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Cambridge, in percent, and of at least 0.1 inch of snowfall.010203040501102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

October 1
sunrise 6:36 AM, sunset 6:18 PM
October 31
sunrise 7:15 AM, sunset 5:27 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00173567 (Harmony), public domain. Records: NOAA GHCN-Daily, station USW00094626, 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.