Weather on October 20
Boston, MA
55 Years of Data
About This Date
October 20th in Boston, MA typically brings mild fall weather, with average highs around 61°F and lows near 46°F. Over 55 years of records, the warmest October 20th was in 1984 (67°F average), while the coldest was 1974 (36°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 29% of October 20th dates historically, with the wettest October 20th recording 15.52" of rain. The last decade has been 6.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.4°F warmer on this date compared to 20-30 years ago.
Planning for October 20th in Boston, MA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 67° | 54° | 60° | 1.57" | — |
| 2024 | 77° | 45° | 61° | — | — |
| 2023 | 64° | 50° | 57° | 0.13" | — |
| 2022 | 59° | 42° | 51° | — | — |
| 2021 | 72° | 54° | 63° | — | — |
| 2020 | 67° | 49° | 58° | — | — |
| 2019 | 60° | 44° | 52° | — | — |
| 2018 | 66° | 49° | 57° | — | — |
| 2017 | 71° | 58° | 64° | — | — |
| 2016 | 62° | 56° | 59° | 0.2" | — |
| 2015 | 66° | 45° | 55° | — | — |
| 2014 | 58° | 39° | 48° | — | — |
| 2013 | 64° | 49° | 56° | — | — |
| 2012 | 74° | 58° | 66° | 0.41" | — |
| 2011 | 69° | 54° | 61° | 1.19" | — |
| 2010 | 62° | 45° | 53° | — | — |
| 2009 | 65° | 37° | 51° | — | — |
| 2008 | 56° | 37° | 46° | — | — |
| 2007 | 72° | 58° | 65° | 0.3" | — |
| 2006 | 64° | 45° | 54° | 1.02" | — |
| 2005 | 58° | 47° | 52° | — | — |
| 2004 | 52° | 45° | 48° | — | — |
| 2003 | 54° | 36° | 45° | — | — |
| 2002 | 58° | 43° | 50° | — | — |
| 2001 | 67° | 50° | 58° | — | — |
| 2000 | 65° | 46° | 55° | — | — |
| 1999 | 53° | 47° | 50° | 2.03" | — |
| 1998 | 64° | 47° | 55° | — | — |
| 1997 | 59° | 46° | 53° | — | — |
| 1996 | 54° | 50° | 52° | 15.52" | — |
| 1995 | 62° | 50° | 56° | — | — |
| 1994 | 66° | 55° | 61° | 0.05" | — |
| 1993 | 51° | 47° | 49° | 0.43" | — |
| 1992 | 51° | 38° | 44° | — | — |
| 1991 | 50° | 39° | 45° | — | — |
| 1990 | 60° | 42° | 51° | — | — |
| 1989 | 68° | 49° | 58° | 2.39" | — |
| 1988 | 53° | 36° | 44° | — | — |
| 1987 | 62° | 49° | 55° | — | — |
| 1986 | 57° | 46° | 52° | — | — |
| 1985 | 57° | 44° | 51° | — | — |
| 1984warmest | 78° | 56° | 67° | — | — |
| 1983 | 50° | 39° | 45° | — | — |
| 1982 | 70° | 44° | 57° | — | — |
| 1981 | 58° | 39° | 48° | — | — |
| 1980 | 59° | 47° | 53° | — | — |
| 1979 | 72° | 51° | 61° | — | — |
| 1978 | 53° | 42° | 48° | — | — |
| 1977 | 54° | 50° | 52° | 0.97" | — |
| 1976 | 58° | 40° | 49° | 2.59" | — |
| 1975 | 55° | 48° | 52° | 0.64" | — |
| 1974coldest | 40° | 32° | 36° | — | — |
| 1973 | 56° | 47° | 51° | 0.18" | — |
| 1972 | 47° | 32° | 39° | — | — |
| 1971 | 59° | 49° | 54° | — | — |
Boston, MA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Boston, MA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Boston, MA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Boston, MA
Boston, MA has no months that meet our "pleasant" threshold — every season has tradeoffs.