Weather on May 18
Manchester, NH
55 Years of Data
Avg High
69°F
Avg Low
47°F
Warmest
2017
79°F avg
Coldest
2002
36°F avg
About This Date
May 18th in Manchester, NH typically brings mild spring weather, with average highs around 69°F and lows near 47°F. Over 55 years of records, the warmest May 18th was in 2017 (79°F average), while the coldest was 2002 (36°F) — a 43°F range across recorded history. Rain or other precipitation has occurred on about 35% of May 18th dates historically, with the wettest May 18th recording 2.24" of rain. The last decade has been 6.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.3°F warmer on this date compared to 20-30 years ago.
Planning for May 18th in Manchester, NH? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 53° | 61° | 0.05" | — |
| 2024 | 64° | 56° | 60° | 0.76" | — |
| 2023 | 68° | 28° | 48° | — | — |
| 2022 | 72° | 52° | 62° | — | — |
| 2021 | 83° | 51° | 67° | — | — |
| 2020 | 70° | 50° | 60° | — | — |
| 2019 | 74° | 52° | 63° | — | — |
| 2018 | 69° | 47° | 58° | — | — |
| 2017warmest | 94° | 65° | 79° | 0.28" | — |
| 2016 | 71° | 48° | 60° | — | — |
| 2015 | 69° | 50° | 60° | — | — |
| 2014 | 71° | 49° | 60° | — | — |
| 2013 | 74° | 44° | 59° | — | — |
| 2012 | 74° | 43° | 58° | — | — |
| 2011 | 54° | 50° | 52° | 0.2" | — |
| 2010 | 68° | 47° | 57° | 1.02" | — |
| 2009 | 57° | 46° | 52° | — | — |
| 2008 | 69° | 50° | 60° | — | — |
| 2007 | 45° | 42° | 43° | 1.04" | — |
| 2006 | 76° | 53° | 64° | — | — |
| 2005 | 60° | 46° | 53° | 0.51" | — |
| 2004 | 76° | 56° | 66° | 1.6" | — |
| 2003 | 74° | 37° | 55° | — | — |
| 2002coldest | 47° | 25° | 36° | 2.24" | — |
| 2001 | 59° | 47° | 53° | — | — |
| 2000 | 72° | 52° | 62° | 0.97" | — |
| 1999 | 73° | 48° | 61° | — | — |
| 1998 | 81° | 50° | 65° | — | — |
| 1997 | 60° | 37° | 49° | — | — |
| 1996 | 65° | 45° | 55° | — | — |
| 1995 | 69° | 41° | 55° | 0.38" | — |
| 1994 | 56° | 40° | 48° | 0.2" | — |
| 1993 | 74° | 40° | 57° | — | — |
| 1992 | 75° | 50° | 63° | 0.69" | — |
| 1991 | 66° | 41° | 54° | 1.02" | — |
| 1990 | 49° | 43° | 46° | 1.6" | — |
| 1989 | 77° | 47° | 62° | — | — |
| 1988 | 72° | 55° | 63° | 0.13" | — |
| 1987 | 75° | 56° | 65° | — | — |
| 1986 | 78° | 54° | 66° | — | — |
| 1985 | 71° | 55° | 63° | 0.97" | — |
| 1984 | 60° | 34° | 47° | — | — |
| 1983 | 59° | 30° | 45° | — | — |
| 1982 | 76° | 42° | 59° | — | — |
| 1981 | 62° | 27° | 44° | — | — |
| 1980 | 75° | 56° | 65° | — | — |
| 1979 | 58° | 48° | 53° | — | — |
| 1978 | 62° | 47° | 54° | — | — |
| 1977 | 90° | 61° | 75° | — | — |
| 1976 | 78° | 56° | 67° | 0.13" | — |
| 1975 | 76° | 46° | 61° | — | — |
| 1974 | 85° | 52° | 68° | — | — |
| 1973 | 65° | 45° | 55° | 0.05" | — |
| 1972 | 61° | 53° | 57° | — | — |
| 1971 | 73° | 47° | 60° | — | — |
55 years of data from MANCHESTER