New Haven, Connecticut vs Portland, Maine Climate
90%matchOn climate, Portland is a 90% match for New Haven. Compared with New Haven, Portland has 7°F (4°C) colder winter nights and 5°F (3°C) cooler summer days.
New Haven gets 47 in (1184 mm) of rain a year and Portland 47 in (1187 mm). July is the warmest month in both, with highs of 85°F (30°C) in New Haven and 80°F (27°C) in Portland.
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
New HavenPortlandsolid = high, dashed = low
Rain (in per month)
New HavenPortland
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| New Haven | Portland | New Haven | Portland | New Haven | Portland | |
| Jan | 38°F(4°C) | 32°F(0°C) | 22°F(-6°C) | 14°F(-10°C) | 3.4 in(87 mm) | 3.6 in(91 mm) |
| Feb | 41°F(5°C) | 36°F(2°C) | 23°F(-5°C) | 16°F(-9°C) | 3.3 in(84 mm) | 3.3 in(85 mm) |
| Mar | 49°F(9°C) | 43°F(6°C) | 31°F(-1°C) | 25°F(-4°C) | 4.2 in(106 mm) | 4.3 in(108 mm) |
| Apr | 60°F(16°C) | 55°F(13°C) | 40°F(4°C) | 35°F(2°C) | 4.2 in(106 mm) | 4.6 in(116 mm) |
| May | 71°F(22°C) | 66°F(19°C) | 49°F(10°C) | 45°F(7°C) | 3.8 in(96 mm) | 3.7 in(95 mm) |
| Jun | 80°F(27°C) | 75°F(24°C) | 59°F(15°C) | 54°F(12°C) | 4.2 in(106 mm) | 3.6 in(92 mm) |
| Jul | 85°F(30°C) | 80°F(27°C) | 65°F(18°C) | 60°F(16°C) | 3.9 in(100 mm) | 3.1 in(80 mm) |
| Aug | 83°F(29°C) | 79°F(26°C) | 64°F(18°C) | 59°F(15°C) | 3.7 in(93 mm) | 3.1 in(79 mm) |
| Sep | 76°F(25°C) | 72°F(22°C) | 56°F(13°C) | 51°F(11°C) | 3.8 in(96 mm) | 3.3 in(84 mm) |
| Oct | 65°F(18°C) | 60°F(16°C) | 44°F(7°C) | 40°F(5°C) | 4.3 in(110 mm) | 5.2 in(132 mm) |
| Nov | 54°F(12°C) | 48°F(9°C) | 36°F(2°C) | 31°F(0°C) | 3.6 in(92 mm) | 4.2 in(107 mm) |
| Dec | 43°F(6°C) | 38°F(3°C) | 27°F(-3°C) | 22°F(-6°C) | 4.3 in(108 mm) | 4.6 in(118 mm) |
1991–2020 averages, by calendar month.