New Haven (CT)
March
Weather in New Haven, Connecticut for March 2026
Your guide to New Haven weather in March - trends and predictions
In general, the average temperature in New Haven at the beginning of March is 6.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 11.3 °F by the end of March.
The climate of New Haven in March is notably wet, with an average of 13 rainy days, and a total of 120.8 mm of precipitation.
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Temperatures
Rain 🌧️
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18
Dry days
13
Rainy days
0
Snow days
9°/1°
Temperatures
23 km/h
Avg max wind
75 %
Avg humidity
New Haven Weather March
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Temperatures trend during March in New Haven
See the weather trend as well as the moving average line
March weather in New Haven day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Mar. 1 |  Heavy rain at times | 11° /-2° | 1.4 mm | 3 | |
| Mar. 2 |  Sunny | 0° /-7° | 0 mm | 2 | |
| Mar. 3 |  Cloudy | 1° /-7° | 0 mm | 1 | |
| Mar. 4 | Cloudy | 6° /0° | 0 mm | 2 | |
| Mar. 5 |  Patchy rain possible | 9° /4° | 20.9 mm | 2 | |
| Mar. 6 | Heavy rain at times | 13° /3° | 9.9 mm | 3 | |
| Mar. 7 | Sunny | 5° /-1° | 0 mm | 3 | |
| Mar. 8 | Sunny | 5° /-1° | 0 mm | 3 | |
| Mar. 9 | Cloudy | 7° /-2° | 0 mm | 2 | |
| Mar. 10 |  Partly cloudy | 13° /1° | 0 mm | 4 | |
| Mar. 11 |  Overcast | 11° /0° | 0 mm | 3 | |
| Mar. 12 | Partly cloudy | 8° /2° | 0 mm | 3 | |
| Mar. 13 | Overcast | 6° /2° | 0.6 mm | 2 | |
| Mar. 14 | Overcast | 8° /2° | 0 mm | 2 | |
| Mar. 15 | Overcast | 6° /4° | 0.5 mm | 2 | |
| Mar. 16 | Patchy rain possible | 13° /5° | 5.8 mm | 3 | |
| Mar. 17 |  Moderate or heavy rain shower | 12° /3° | 45.7 mm | 3 | |
| Mar. 18 | Overcast | 12° /1° | 0 mm | 3 | |
| Mar. 19 | Overcast | 11° /2° | 0 mm | 3 | |
| Mar. 20 | Patchy rain possible | 7° /4° | 1.3 mm | 2 | |
| Mar. 21 | Patchy rain possible | 9° /1° | 4.5 mm | 2 | |
| Mar. 22 | Patchy rain possible | 11° /3° | 0.6 mm | 3 | |
| Mar. 23 | Partly cloudy | 7° /-1° | 0 mm | 3 | |
| Mar. 24 | Moderate or heavy rain shower | 7° /2° | 23.4 mm | 2 | |
| Mar. 25 | Overcast | 11° /3° | 0 mm | 3 | |
| Mar. 26 | Moderate rain at times | 8° /2° | 1.4 mm | 2 | |
| Mar. 27 | Sunny | 10° /0° | 0 mm | 3 | |
| Mar. 28 | Partly cloudy | 13° /4° | 0.1 mm | 4 | |
| Mar. 29 | Patchy rain possible | 21° /6° | 4.6 mm | 5 | |
| Mar. 30 |  Mist | 6° /4° | 0 mm | 2 | |
| Mar. 31 |  Thundery outbreaks possible | 10° /6° | 0 mm | 3 | |
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Important Notice
Our weather forecast for New Haven in March is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the New Haven forecast closer to your planned date for the most up-to-date weather information.
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New Haven in March - FAQ
What are the expected maximum and minimum temperatures in New Haven during March?
Prepare for cooler days with highs just around 9° and colder nights, dipping below 1°.
How much rainfall should be expected in New Haven during March?
Significant rainfall exceeding 120.8 mm is expected in New Haven during March, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
Will it snow in New Haven in March 2026?
New Haven typically sees 0 cm of snowfall during March.
What are the typical wind conditions in New Haven during March?
The average wind speed in New Haven during March is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
March rainfall patterns in New Haven
Explore the daily rainfall trends and prepare for New Havens March weather 💧
UV exposure in New Haven during March
Stay informed about UV levels for safe outdoor activities throughout the month of March ☀️
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