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New Haven, CT Weather on April 9
April 9th in New Haven, CT typically brings cool spring weather, with average highs around 55°F and lows near 37°F. Over 54 years of records, the warmest April 9th was in 1991 (68°F average), while the coldest was 1982 (33°F) — a 35°F range across recorded history. Rain or other precipitation has occurred on about 31% of April 9th dates historically, with the wettest April 9th recording 1.96" of rain. Temperatures on this date have remained relatively stable over the past several decades.
What to Expect on April 9
Planning for April 9th in New Haven, CT? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
April 9 Weather Records for New Haven
- •The all-time record high for April 9th in New Haven, CT is 85°F, set in 1991.
- •The coldest April 9th on record dropped to 25°F in 1996.
- •A freeze (32°F or below) has occurred on April 9th in 14 of the last 54 years.
Frequently Asked Questions
What was the warmest April 9 ever in New Haven?
The warmest April 9 in New Haven, CT reached 85°F in 1991. That is 30°F above the long-term average high of 55°F.
What was the coldest April 9 ever in New Haven?
The coldest April 9 in New Haven, CT dropped to 25°F in 1996. That is 12°F below the long-term average low of 37°F.
What is the average temperature on April 9 in New Haven?
On April 9, New Haven averages a high of 55°F and a low of 37°F based on 54 years of NOAA weather observations from NEW HAVEN.
How many years of weather data are available for April 9 in New Haven?
We have 54 years of weather records for April 9 in New Haven, CT, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.
April 9 Weather History in New Haven
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 47°F | 33°F | 0" | -- |
| 2024 | 72°F | 42°F | 0" | -- |
| 2023 | 52°F | 34°F | 0" | -- |
| 2022 | 57°F | 46°F | 0.25" | -- |
| 2021 | 57°F | 39°F | 0" | -- |
| 2020 | 55°F | 39°F | 1.96" | -- |
| 2019 | 47°F | 41°F | 0.18" | -- |
| 2018 | 44°F | 32°F | 0" | -- |
| 2017 | 60°F | 29°F | 0" | -- |
| 2016 | 46°F | 26°F | 0" | -- |
| 2015 | 45°F | 36°F | 0" | -- |
| 2014 | 62°F | 39°F | 0" | -- |
| 2013 | 80°F | 47°F | 0.03" | -- |
| 2012 | 61°F | 50°F | 0" | -- |
| 2011 | 55°F | 29°F | 0" | -- |
| 2010 | 57°F | 46°F | 1.12" | -- |
| 2009 | 59°F | 31°F | 0" | -- |
| 2008 | 52°F | 35°F | 0" | -- |
| 2007 | 48°F | 33°F | 0" | -- |
| 2006 | 56°F | 33°F | 0" | -- |
| 2005 | 57°F | 35°F | 0" | -- |
| 2004 | 58°F | 39°F | 0" | -- |
| 2003 | 38°F | 33°F | 0.69" | -- |
| 2002 | 64°F | 44°F | 0.08" | -- |
| 2001 | 79°F | 42°F | 0.84" | -- |
| 2000 | 57°F | 31°F | 1.57" | -- |
| 1998 | 59°F | 40°F | 0" | -- |
| 1997 | 26°F | 55°F | 0" | -- |
| 1996 | 41°F | 25°F | 0" | -- |
| 1995 | 64°F | 33°F | 0.28" | -- |
| 1994 | 53°F | 28°F | 0" | -- |
| 1993 | 60°F | 40°F | 0" | -- |
| 1992 | 60°F | 39°F | 0" | -- |
| 1991 | 85°F | 52°F | 0" | -- |
| 1990 | 57°F | -- | 0" | -- |
| 1989 | 51°F | 45°F | 0.51" | -- |
| 1988 | 68°F | 50°F | 0" | -- |
| 1987 | 57°F | 41°F | 0" | -- |
| 1986 | 55°F | 40°F | 0" | -- |
| 1985 | 48°F | 31°F | 0.51" | -- |
| 1984 | 52°F | 34°F | 0" | -- |
| 1983 | 57°F | 47°F | 1.4" | -- |
| 1982 | 40°F | 27°F | 0" | -- |
| 1981 | 64°F | 45°F | 0.25" | -- |
| 1980 | 56°F | 50°F | 0.64" | -- |
| 1979 | 44°F | 33°F | 0.38" | -- |
| 1978 | 54°F | 33°F | 0" | -- |
| 1977 | 43°F | 25°F | 0" | -- |
| 1976 | 53°F | 39°F | 0" | -- |
| 1975 | 45°F | 32°F | 0" | -- |
| 1974 | 49°F | 36°F | 1.78" | -- |
| 1973 | 50°F | 36°F | 0" | -- |
| 1972 | 48°F | 29°F | 0" | -- |
| 1971 | 57°F | 32°F | 0" | -- |
Based on 54 years of data from NOAA station: NEW HAVEN
Monthly Climate Averages
Historical temperature and precipitation averages for New Haven, CT, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.