Climate & Weather in New Haven
New Haven's climate runs genuinely four-season New England: warm, humid summers (July averages a high near 83°F), cold, snowy winters (January averages a high near 38°F, with approximately 40 inches of snow annually), and approximately 48 inches of precipitation per year.
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Learn moreWarm, Humid Summers
New Haven's hottest month is July, with an average high near 83°F and average low near 65°F -- genuinely warm and humid, though the temperature is rarely above 89°F.
Cold, Snowy Winters
New Haven's coldest month is January, with an average high near 38°F and average low near 21°F -- the temperature is rarely below 9°F. New Haven receives a real, substantial approximately 40 inches of snow per year, typically beginning around November and ending by April.
A Real, Genuine Four-Season Climate With Moderate Annual Precipitation
New Haven's annual temperature typically varies from approximately 23°F to 82°F across the year, with approximately 48 inches of precipitation annually -- a real, genuine four-season New England climate, partly cloudy year-round.
Coastal Moderation From Long Island Sound
New Haven's Long Island Sound coastal position provides a real, modest moderating effect on temperature extremes relative to inland Connecticut locations, though this record did not independently confirm a precise, quantified temperature-moderation figure this pass -- movers researching a specific comparison to an inland Connecticut town should confirm current, specific data directly.
Plan for Real Winter Weather and Snow Removal
Given New Haven's real, substantial approximately 40 inches of annual snowfall, movers should plan directly for winter driving conditions, snow-removal requirements (including any specific city ordinances for sidewalk clearing), and appropriate seasonal home maintenance before a first New England winter.
Key takeaways
- New Haven's hottest month (July) averages a high near 83°F and low near 65°F -- warm and humid, rarely above 89°F.
- New Haven's coldest month (January) averages a high near 38°F and low near 21°F -- rarely below 9°F.
- New Haven receives approximately 40 inches of snow annually, typically November through April.
- Annual precipitation runs approximately 48 inches, with a genuine four-season climate throughout the year.
- Plan directly for real winter driving conditions and snow-removal requirements before a first New England winter.
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