Weather in New Haven in January
New Haven, United States averages a high of 2.9°C (37.2°F) and low of -3.7°C (25.3°F) in January, with 9 rain days and 6.4 hours of daily sunshine. Travel score: 48.4/100 (Mixed). The best time to visit New Haven is August.
High
3°C37°F
Low
-4°C25°F
🌧️
9
rain days
☀️
6.4
hrs/day sunshine
💧
69%
humidity
48— Mixed
January in New Haven is cold and occasionally wet — bring heavy winter clothing.
What are the average temperatures in New Haven?
How much does it rain in New Haven in January?
New Haven receives an average of 95.7mm of rainfall across 9 rainy days in January. The annual total is 1161mm.
What should I pack for New Haven in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Heavy winter coat
Cold weather with highs around 3°C
🩳
Thermal base layers
Stay warm in freezing temperatures
🧤
Warm gloves
Cold nights around -4°C
🧣
Warm scarf
Protect against cold winds
Traveling to United States in January?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
🏛️ 121 countries·📅 Updated yearly·✈️ Free forever
Compare New Haven
Popular comparisons:
How can I plan my trip to New Haven?
What other cities are near New Haven?
What are other popular cities in United States?
What is the weather like in other months in New Haven?
Data based on 1994–2024 averages · Last updated: 2024-12-31