Weather on December 20
Manchester, NH
55 Years of Data
Avg High
33°F
Avg Low
16°F
Warmest
2002
44°F avg
Coldest
1980
3°F avg
About This Date
December 20th in Manchester, NH typically brings cold winter weather, with average highs around 33°F and lows near 16°F. Over 55 years of records, the warmest December 20th was in 2002 (44°F average), while the coldest was 1980 (3°F) — a 41°F range across recorded history. Precipitation has occurred on 24% of recorded December 20th dates, with snow falling 11% of the time (heaviest snowfall: 4.8"). The last decade has been 2.6°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.6°F cooler on this date compared to 20-30 years ago.
Planning for December 20th in Manchester, NH? Bundle up with warm layers and protect extremities from the cold.
Warming Trend
2.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 37° | 28° | 33° | — | — |
| 2024 | 30° | 24° | 27° | — | 0.2" |
| 2023 | 44° | 28° | 36° | — | — |
| 2022 | 38° | 23° | 31° | — | — |
| 2021 | 30° | 16° | 23° | — | — |
| 2020 | 31° | 17° | 24° | 0.25" | 2.3" |
| 2019 | 27° | 12° | 20° | — | — |
| 2018 | 45° | 22° | 33° | — | — |
| 2017 | 42° | 28° | 35° | — | — |
| 2016 | 31° | 3° | 17° | — | — |
| 2015 | 40° | 30° | 35° | — | — |
| 2014 | 34° | 22° | 28° | — | — |
| 2013 | 42° | 28° | 35° | — | — |
| 2012 | 39° | 28° | 34° | — | — |
| 2011 | 43° | 23° | 33° | — | — |
| 2010 | 29° | 22° | 26° | — | — |
| 2009 | 25° | 17° | 21° | 0.2" | 2" |
| 2008 | 16° | 10° | 13° | 0.13" | — |
| 2007 | 30° | 25° | 28° | 1.14" | — |
| 2006 | 42° | 21° | 32° | — | — |
| 2005 | 34° | 18° | 26° | — | — |
| 2004 | 33° | 0° | 17° | — | — |
| 2003 | 34° | 22° | 28° | — | — |
| 2002warmest | 56° | 33° | 44° | 2.46" | — |
| 2001 | 41° | 26° | 34° | 0.05" | — |
| 2000 | 31° | 22° | 26° | 0.03" | — |
| 1999 | 45° | 17° | 31° | 1.35" | — |
| 1998 | 44° | 31° | 37° | — | — |
| 1997 | 40° | 24° | 32° | — | — |
| 1996 | 42° | 17° | 30° | 0.94" | — |
| 1995 | 34° | 0° | 17° | 0.76" | 4.8" |
| 1994 | 38° | 12° | 25° | — | — |
| 1993 | 39° | 21° | 30° | — | — |
| 1992 | 39° | 17° | 28° | — | — |
| 1991 | 26° | 3° | 15° | — | — |
| 1990 | 42° | 5° | 24° | — | — |
| 1989 | 27° | -7° | 10° | — | — |
| 1988 | 31° | 6° | 18° | — | — |
| 1987 | 35° | 19° | 27° | 0.03" | 0.3" |
| 1986 | 42° | 31° | 36° | — | — |
| 1985 | 21° | 1° | 11° | — | — |
| 1984 | 43° | 27° | 35° | — | — |
| 1983 | 17° | 3° | 10° | — | — |
| 1982 | 26° | 21° | 24° | — | — |
| 1981 | 27° | 3° | 15° | — | — |
| 1980coldest | 18° | -11° | 3° | — | — |
| 1979 | 14° | 2° | 8° | — | — |
| 1978 | 28° | 11° | 19° | — | — |
| 1977 | 31° | 29° | 30° | — | — |
| 1976 | 33° | 15° | 24° | — | — |
| 1975 | 20° | -3° | 9° | — | — |
| 1974 | 39° | 25° | 32° | — | — |
| 1973 | 21° | 7° | 14° | — | — |
| 1972 | 33° | 18° | 25° | 0.08" | — |
| 1971 | 20° | 0° | 10° | 0.53" | 4" |
55 years of data from MANCHESTER