Dedham Weather in October
Average highs run from 64°F on October 1 to 52°F on October 31, and lows from 43°F to 34°F. Normal precipitation for the month is 4.58 in over about 11 wet days.
October day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
October at a glance
- Average high
- 58°F
- Average low
- 38°F
- Precipitation
- 4.58 in
- Snowfall
- 0.6 in
- Record high
- 86°FOct 16, 1968
- Record low
- 17°FOct 29, 2024
- Chance of a freeze
- 98%
- Daylight
- 11 h 42 min to 10 h 14 min
- Cloud cover
- 63%
- Humidity
- 81%
- Dew point
- 43°F
- Wind
- 6.3 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.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Oct 1 | 64°F | 43°F | 80°F 1954 | 29°F 1965 | 34% | 0% |
| Oct 2 | 64°F | 43°F | 84°F 1968 | 29°F 1992 | 34% | 0% |
| Oct 3 | 64°F | 42°F | 83°F 2023 | 28°F 2022 | 35% | 0% |
| Oct 4 | 63°F | 42°F | 79°F 2017 | 28°F 2022 | 35% | 0% |
| Oct 5 | 63°F | 42°F | 80°F 2002 | 25°F 1992 | 35% | 0% |
| Oct 6 | 62°F | 41°F | 84°F 2025 | 25°F 1998 | 35% | 0% |
| Oct 7 | 62°F | 41°F | 82°F 1990 | 25°F 1965 | 35% | 0% |
| Oct 8 | 61°F | 41°F | 80°F 2011 | 26°F 1999 | 35% | 0% |
| Oct 9 | 61°F | 40°F | 84°F 2011 | 25°F 2002 | 36% | 0% |
| Oct 10 | 61°F | 40°F | 78°F 1958 | 24°F 1963 | 36% | 0% |
| Oct 11 | 60°F | 40°F | 77°F 2003 | 23°F 1993 | 36% | 0% |
| Oct 12 | 60°F | 39°F | 79°F 2021 | 24°F 1993 | 36% | 1% |
| Oct 13 | 59°F | 39°F | 79°F 1954 | 24°F 1987 | 36% | 1% |
| Oct 14 | 59°F | 39°F | 76°F 2000 | 23°F 1993 | 36% | 1% |
| Oct 15 | 59°F | 38°F | 75°F 1995 | 21°F 1996 | 36% | 1% |
| Oct 16 | 58°F | 38°F | 86°F 1968 | 22°F 2000 | 36% | 1% |
| Oct 17 | 58°F | 38°F | 85°F 1968 | 27°F 1996 | 37% | 1% |
| Oct 18 | 57°F | 38°F | 83°F 1968 | 25°F 1974 | 37% | 1% |
| Oct 19 | 57°F | 37°F | 82°F 1963 | 23°F 1974 | 37% | 1% |
| Oct 20 | 57°F | 37°F | 75°F 1963 | 21°F 2008 | 37% | 1% |
| Oct 21 | 56°F | 37°F | 75°F 2024 | 19°F 1972 | 37% | 1% |
| Oct 22 | 56°F | 36°F | 84°F 1979 | 20°F 1959 | 37% | 1% |
| Oct 23 | 55°F | 36°F | 77°F 1978 | 21°F 1969 | 37% | 1% |
| Oct 24 | 55°F | 36°F | 76°F 1963 | 19°F 1969 | 37% | 2% |
| Oct 25 | 55°F | 36°F | 77°F 1963 | 23°F 1997 | 37% | 2% |
| Oct 26 | 54°F | 35°F | 78°F 1963 | 21°F 1993 | 37% | 2% |
| Oct 27 | 54°F | 35°F | 75°F 1963 | 22°F 1987 | 37% | 2% |
| Oct 28 | 53°F | 35°F | 79°F 2023 | 21°F 1957 | 37% | 2% |
| Oct 29 | 53°F | 34°F | 73°F 1989 | 17°F 2024 | 37% | 2% |
| Oct 30 | 53°F | 34°F | 73°F 1989 | 20°F 2013 | 37% | 3% |
| Oct 31 | 52°F | 34°F | 78°F 2024 | 18°F 2002 | 37% | 3% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- October 1
- sunrise 6:33 AM, sunset 6:15 PM
- October 31
- sunrise 7:11 AM, sunset 5:25 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00014606 (Bangor Intl AP), public domain. Records: NOAA GHCN-Daily, station USW00014606, 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.