Weather on October 15
Hartford, CT
55 Years of Data
Avg High
65°F
Avg Low
44°F
Warmest
2014
71°F avg
Coldest
1980
39°F avg
About This Date
October 15th in Hartford, CT typically brings mild fall weather, with average highs around 65°F and lows near 44°F. Over 55 years of records, the warmest October 15th was in 2014 (71°F average), while the coldest was 1980 (39°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 31% of October 15th dates historically, with the wettest October 15th recording 3.51" of rain. The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
Planning for October 15th in Hartford, CT? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 48° | 55° | — | — |
| 2024 | 59° | 36° | 47° | — | — |
| 2023 | 62° | 49° | 55° | — | — |
| 2022 | 71° | 44° | 58° | — | — |
| 2021 | 78° | 56° | 67° | — | — |
| 2020 | 74° | 42° | 58° | — | — |
| 2019 | 62° | 40° | 51° | — | — |
| 2018 | 67° | 41° | 54° | 0.51" | — |
| 2017 | 74° | 63° | 68° | — | — |
| 2016 | 63° | 33° | 48° | — | — |
| 2015 | 63° | 40° | 51° | — | — |
| 2014warmest | 77° | 64° | 71° | 0.15" | — |
| 2013 | 73° | 49° | 61° | — | — |
| 2012 | 73° | 60° | 67° | 0.79" | — |
| 2011 | 66° | 53° | 60° | — | — |
| 2010 | 56° | 48° | 52° | 1.22" | — |
| 2009 | 42° | 36° | 39° | 0.66" | — |
| 2008 | 71° | 49° | 60° | — | — |
| 2007 | 65° | 42° | 53° | — | — |
| 2006 | 59° | 32° | 46° | — | — |
| 2005 | 67° | 53° | 60° | 1.47" | — |
| 2004 | 61° | 54° | 57° | 1.91" | — |
| 2003 | 64° | 48° | 56° | 3.1" | — |
| 2002 | 56° | 30° | 43° | — | — |
| 2001 | 71° | 46° | 59° | 0.71" | — |
| 2000 | 77° | 52° | 64° | — | — |
| 1999 | 59° | 32° | 46° | — | — |
| 1998 | 55° | — | — | 3.51" | — |
| 1997 | 67° | 51° | 59° | — | — |
| 1996 | 73° | 20° | 46° | — | — |
| 1995 | 62° | 48° | 55° | 0.58" | — |
| 1994 | 66° | 37° | 52° | — | — |
| 1993 | 52° | 29° | 40° | — | — |
| 1992 | 66° | 50° | 58° | 0.13" | — |
| 1991 | 57° | 38° | 47° | — | — |
| 1990 | 77° | 58° | 67° | — | — |
| 1989 | 75° | 43° | 59° | 2.13" | — |
| 1988 | 58° | 37° | 47° | — | — |
| 1987 | 57° | 32° | 45° | — | — |
| 1986 | 69° | 45° | 57° | 0.08" | — |
| 1985 | 74° | 59° | 66° | — | — |
| 1984 | 64° | 39° | 52° | — | — |
| 1983 | 67° | 41° | 54° | — | — |
| 1982 | 62° | 46° | 54° | — | — |
| 1981 | 68° | 32° | 50° | — | — |
| 1980coldest | 50° | 29° | 39° | — | — |
| 1979 | 54° | 34° | 44° | — | — |
| 1978 | 70° | 39° | 54° | 0.86" | — |
| 1977 | 48° | 40° | 44° | 2.34" | — |
| 1976 | 56° | 42° | 49° | — | — |
| 1975 | 71° | 53° | 62° | — | — |
| 1974 | 64° | 36° | 50° | — | — |
| 1973 | 68° | 48° | 58° | — | — |
| 1972 | 60° | 30° | 45° | 0.25" | — |
| 1971 | 75° | 54° | 64° | — | — |
55 years of data from HARTFORD BRAINARD FLD