Typical Weather in New Haven, CT in March
51° F Avg High
34° F Avg Low
6 Rainy Days
☀️ Temperature Summary
Highs in March are typically around 51°F, which is cooler than usual in New Haven. Lows overnight are typically around 34°F. Daily high temperatures can range between 46°F and 55°F, and will often rise as the month goes on.
March is a great time to visit New Haven, with mild temperatures and sunny days being very common.
High Temps Throughout the Year
🎒 What to Pack
Pick up a few of these items to keep your trip fun and comfortable.
☔ Rain Summary
You can expect about a 20% chance of rain for any given day in March. It's one of the rainier months of the year for New Haven, with total rainfall for the month around 5 inches.
Rainfall Throughout the Year
Planning a trip to New Haven? Try our free trip weather planner