Harwich climate

Harwich Weather in October

NOAA 1991-2020 normals for W Harwich, 4.2 km from Harwich

Average highs run from 66°F on October 1 to 57°F on October 31, and lows from 52°F to 42°F. Normal precipitation for the month is 4.72 in.

October day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Harwich, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
62°F
Average low
47°F
Precipitation
4.72 in
Record high
83°FOct 4, 2023
Record low
28°FOct 23, 1997
Chance of a freeze
38%
Daylight
11 h 45 min to 10 h 25 min
Cloud cover
60%
Humidity
80%
Dew point
51°F
Wind
16.6 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°F52°F76°F 201043°F 20090%
Oct 266°F52°F79°F 201342°F 19970%
Oct 366°F51°F79°F 201342°F 19970%
Oct 465°F51°F83°F 202340°F 19980%
Oct 565°F50°F78°F 202538°F 20040%
Oct 665°F50°F79°F 200735°F 20040%
Oct 764°F50°F76°F 200535°F 19980%
Oct 864°F49°F74°F 201134°F 19990%
Oct 964°F49°F83°F 201136°F 20010%
Oct 1063°F49°F80°F 201137°F 20000%
Oct 1163°F48°F74°F 201838°F 20090%
Oct 1263°F48°F72°F 202437°F 19960%
Oct 1362°F48°F71°F 201636°F 20120%
Oct 1462°F47°F71°F 199638°F 20060%
Oct 1562°F47°F74°F 200036°F 19990%
Oct 1661°F47°F72°F 202137°F 19960%
Oct 1761°F46°F75°F 201637°F 20120%
Oct 1861°F46°F72°F 201636°F 20010%
Oct 1961°F46°F76°F 201631°F 20010%
Oct 2060°F45°F70°F 201135°F 20090%
Oct 2160°F45°F74°F 202435°F 20080%
Oct 2260°F45°F73°F 201732°F 20180%
Oct 2359°F44°F71°F 200728°F 19970%
Oct 2459°F44°F69°F 202430°F 20080%
Oct 2559°F44°F68°F 199830°F 20020%
Oct 2658°F43°F72°F 202333°F 20130%
Oct 2758°F43°F68°F 202233°F 20150%
Oct 2858°F43°F74°F 202332°F 20010%
Oct 2958°F42°F65°F 201432°F 19970%
Oct 3057°F42°F66°F 201233°F 20080%
Oct 3157°F42°F69°F 202429°F 20010%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Harwich, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

October 1
sunrise 6:37 AM, sunset 6:22 PM
October 31
sunrise 7:11 AM, sunset 5:36 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00199227 (W Harwich), public domain. Records: NOAA GHCN-Daily, station USW00094624, 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.