Climate of New Haven, Connecticut, USA
Point-value climate at New Haven (Connecticut, United States of America). Population approximately 846,766.
Located in Connecticut, United States of America, New Haven has a strongly continental climate. Population approximately 846,766. Monthly average temperatures range from -1.6°C / 29.1°F in January to 23.7°C / 74.7°F in July, with rainfall varying from 87 mm / 3.4 in (February) to 106 mm / 4.2 in (April) — about 1170 mm / 46.1 in across the year. These are point-value climate normals sampled at New Haven's coordinates — often quite different from the surrounding region's area-weighted average.
Best time to visit New Haven →
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | -1.6°C29.1°F | 94 mm3.7″ | Snowy |
| February | -0.4°C31.3°F | 87 mm3.4″ | Snowy |
| March | 4.2°C39.6°F | 103 mm4.1″ | — |
| April | 9.7°C49.5°F | 106 mm4.2″ | — |
| May | 15.7°C60.3°F | 102 mm4″ | — |
| June | 20.8°C69.4°F | 93 mm3.7″ | — |
| July | 23.7°C74.7°F | 97 mm3.8″ | — |
| August | 22.8°C73°F | 98 mm3.9″ | — |
| September | 18.5°C65.3°F | 93 mm3.7″ | — |
| October | 12.3°C54.1°F | 93 mm3.7″ | — |
| November | 7°C44.6°F | 103 mm4.1″ | — |
| December | 1.4°C34.5°F | 101 mm4″ | Snowy |
Frequently asked questions
What is the best time to visit New Haven?
New Haven does not have a clearly "sunny" season by our profile cutoffs — see the "warmest and driest months" fallback for the closest picks. New Haven's warmest month is July at an average of 23.7°C / 74.7°F, and its driest month is February with about 87 mm / 3.4 in of rain.
What is the climate of New Haven?
New Haven, in Connecticut, United States of America, has monthly average temperatures ranging from -1.6°C / 29.1°F in January to 23.7°C / 74.7°F in July. Annual rainfall is approximately 1170 mm / 46.1 in, with the wettest month being April (106 mm / 4.2 in) and the driest February (87 mm / 3.4 in).
What is the average temperature in New Haven in July?
The average temperature in New Haven in July is 23.7°C / 74.7°F, with rainfall of about 97 mm / 3.8 in — the warmest month of the year.
When is the driest month in New Haven?
The driest month in New Haven is February, with about 87 mm / 3.4 in of average monthly rainfall. Average temperature that month is -0.4°C / 31.3°F.
When is the wettest month in New Haven?
The wettest month in New Haven is April, with approximately 106 mm / 4.2 in of average monthly rainfall.