Weather on February 18
New Haven, CT
55 Years of Data
Avg High
40°F
Avg Low
24°F
Warmest
1981
52°F avg
Coldest
1979
6°F avg
About This Date
February 18th in New Haven, CT typically brings chilly winter weather, with average highs around 40°F and lows near 24°F. Over 55 years of records, the warmest February 18th was in 1981 (52°F average), while the coldest was 1979 (6°F) — a 46°F range across recorded history. Precipitation has occurred on 33% of recorded February 18th dates, with snow falling 2% of the time. The last decade has been 5.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.8°F warmer on this date compared to 20-30 years ago.
Planning for February 18th in New Haven, CT? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 37° | 27° | 32° | 0.23" | — |
| 2025 | 29° | 20° | 25° | — | — |
| 2024 | 40° | 27° | 34° | — | — |
| 2023 | 42° | 27° | 35° | — | — |
| 2022 | 57° | 24° | 41° | 1.09" | — |
| 2021 | 28° | 25° | 27° | 0.43" | — |
| 2020 | 43° | 27° | 35° | 0.08" | — |
| 2019 | 40° | 26° | 33° | 0.36" | — |
| 2018 | 45° | 24° | 35° | 0.13" | — |
| 2017 | 51° | 21° | 36° | — | — |
| 2016 | 35° | 25° | 30° | — | — |
| 2015 | 29° | 5° | 17° | — | — |
| 2014 | 31° | 16° | 24° | 0.53" | — |
| 2013 | 35° | 18° | 27° | — | — |
| 2012 | 46° | 34° | 40° | 0.05" | — |
| 2011 | 67° | 36° | 51° | — | — |
| 2010 | 45° | 32° | 38° | — | — |
| 2009 | 42° | 20° | 31° | 0.76" | — |
| 2008 | 54° | 39° | 46° | 1.37" | — |
| 2007 | 34° | 19° | 27° | — | — |
| 2006 | 34° | 14° | 24° | — | — |
| 2005 | 30° | 16° | 23° | — | — |
| 2004 | 40° | 27° | 33° | — | — |
| 2003 | 32° | 18° | 25° | 0.36" | — |
| 2002 | 45° | 25° | 35° | — | — |
| 2001 | 29° | 10° | 19° | — | — |
| 2000 | 30° | 18° | 24° | 1.47" | — |
| 1998 | 39° | 29° | 34° | 5.36" | — |
| 1997 | 32° | 17° | 25° | — | — |
| 1996 | 35° | 20° | 27° | — | — |
| 1995 | 50° | 18° | 34° | — | — |
| 1994 | 54° | 21° | 37° | — | — |
| 1993 | 34° | 16° | 25° | — | — |
| 1992 | 57° | 27° | 42° | — | — |
| 1991 | 34° | 19° | 26° | — | — |
| 1990 | 60° | 39° | 50° | — | — |
| 1989 | 34° | 24° | 29° | — | — |
| 1988 | 49° | 26° | 37° | — | — |
| 1987 | 42° | 24° | 33° | — | — |
| 1986 | 34° | 32° | 33° | — | — |
| 1985 | 41° | 31° | 36° | — | — |
| 1984 | 42° | 35° | 39° | 0.13" | — |
| 1983 | 47° | 34° | 40° | 0.36" | — |
| 1982 | 34° | 22° | 28° | — | — |
| 1981warmest | 65° | 39° | 52° | — | — |
| 1980 | 36° | 20° | 28° | — | — |
| 1979coldest | 14° | -2° | 6° | — | — |
| 1978 | 38° | 17° | 27° | 0.15" | 0.6" |
| 1977 | 32° | 16° | 24° | — | — |
| 1976 | 41° | 36° | 38° | 0.97" | — |
| 1975 | 40° | 33° | 36° | 0.33" | — |
| 1974 | 40° | 26° | 33° | — | — |
| 1973 | 29° | 2° | 15° | — | — |
| 1972 | 39° | 28° | 34° | — | — |
| 1971 | 53° | 35° | 44° | — | — |
55 years of data from NEW HAVEN