Weather on September 1
Manchester, NH
55 Years of Data
Avg High
78°F
Avg Low
54°F
Warmest
2010
80°F avg
Coldest
1991
44°F avg
About This Date
September 1st in Manchester, NH typically brings pleasant fall weather, with average highs around 78°F and lows near 54°F. Over 55 years of records, the warmest September 1st was in 2010 (80°F average), while the coldest was 1991 (44°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 22% of September 1st dates historically, with the wettest September 1st recording 2.64" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for September 1st in Manchester, NH? Great weather for outdoor activities.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 78° | 51° | 65° | — | — |
| 2024 | 87° | 69° | 78° | — | — |
| 2023 | 77° | 50° | 64° | — | — |
| 2022 | 78° | 57° | 68° | — | — |
| 2021 | 74° | 58° | 66° | 2.64" | — |
| 2020 | 78° | 56° | 67° | — | — |
| 2019 | 74° | 53° | 63° | — | — |
| 2018 | 76° | 59° | 67° | — | — |
| 2017 | 67° | 49° | 58° | — | — |
| 2016 | 84° | 66° | 75° | — | — |
| 2015 | 86° | 65° | 75° | — | — |
| 2014 | 88° | 69° | 78° | — | — |
| 2013 | 85° | 72° | 78° | 0.28" | — |
| 2012 | 79° | 62° | 70° | — | — |
| 2011 | 77° | 61° | 69° | — | — |
| 2010warmest | 94° | 67° | 80° | — | — |
| 2009 | 74° | 50° | 62° | — | — |
| 2008 | 85° | 55° | 70° | — | — |
| 2007 | 75° | 58° | 66° | — | — |
| 2006 | 74° | 54° | 64° | — | — |
| 2005 | 83° | 65° | 74° | 0.03" | — |
| 2004 | 80° | 59° | 70° | — | — |
| 2003 | 71° | 52° | 61° | — | — |
| 2002 | 67° | 47° | 57° | — | — |
| 2001 | 73° | 51° | 62° | 2.64" | — |
| 2000 | 88° | 69° | 78° | — | — |
| 1999 | 86° | 51° | 69° | — | — |
| 1998 | 79° | 55° | 67° | — | — |
| 1997 | 76° | 51° | 63° | 0.03" | — |
| 1996 | 82° | 45° | 63° | — | — |
| 1995 | 83° | 50° | 66° | — | — |
| 1994 | 66° | 55° | 61° | — | — |
| 1993 | 92° | 65° | 78° | 0.05" | — |
| 1992 | 70° | 46° | 58° | — | — |
| 1991coldest | 70° | 18° | 44° | — | — |
| 1990 | 80° | 51° | 66° | — | — |
| 1989 | 84° | 46° | 65° | — | — |
| 1988 | 75° | 50° | 63° | — | — |
| 1987 | 68° | 48° | 58° | 0.48" | — |
| 1986 | 78° | 48° | 63° | — | — |
| 1985 | 58° | 46° | 52° | — | — |
| 1984 | 82° | 51° | 67° | — | — |
| 1983 | 72° | 57° | 64° | 1.07" | — |
| 1982 | 76° | 56° | 66° | 0.1" | — |
| 1981 | 77° | 59° | 68° | — | — |
| 1980 | 87° | 64° | 76° | 1.07" | — |
| 1979 | 78° | 47° | 62° | — | — |
| 1978 | 65° | 49° | 57° | 0.97" | — |
| 1977 | 75° | 62° | 69° | — | — |
| 1976 | 71° | 44° | 58° | — | — |
| 1975 | 68° | 40° | 54° | — | — |
| 1974 | 80° | 59° | 70° | — | — |
| 1973 | 93° | 63° | 78° | 0.05" | — |
| 1972 | 88° | 50° | 69° | — | — |
| 1971 | 77° | 46° | 62° | — | — |
55 years of data from MANCHESTER