Harrisburg vs Princeton, New Jersey Climate
99%matchOn climate, Princeton is a 99% match for Harrisburg. Very close: temperatures within 2°F (1°C), with similar rain, humidity and sun.
Harrisburg gets 41 in (1032 mm) of rain a year and Princeton 47 in (1199 mm). July is the warmest month in both, with highs of 88°F (31°C) in Harrisburg and 87°F (30°C) in Princeton.
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
HarrisburgPrincetonsolid = high, dashed = low
Rain (in per month)
HarrisburgPrinceton
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Harrisburg | Princeton | Harrisburg | Princeton | Harrisburg | Princeton | |
| Jan | 40°F(4°C) | 40°F(5°C) | 23°F(-5°C) | 23°F(-5°C) | 2.8 in(72 mm) | 3.5 in(90 mm) |
| Feb | 43°F(6°C) | 43°F(6°C) | 24°F(-4°C) | 24°F(-4°C) | 2.6 in(66 mm) | 2.8 in(71 mm) |
| Mar | 52°F(11°C) | 51°F(11°C) | 31°F(0°C) | 31°F(0°C) | 3.5 in(88 mm) | 4.1 in(105 mm) |
| Apr | 65°F(18°C) | 63°F(17°C) | 41°F(5°C) | 41°F(5°C) | 3.4 in(86 mm) | 3.6 in(92 mm) |
| May | 75°F(24°C) | 73°F(23°C) | 51°F(11°C) | 50°F(10°C) | 3.9 in(99 mm) | 3.7 in(93 mm) |
| Jun | 84°F(29°C) | 82°F(28°C) | 61°F(16°C) | 59°F(15°C) | 4.0 in(101 mm) | 4.7 in(119 mm) |
| Jul | 88°F(31°C) | 87°F(30°C) | 65°F(18°C) | 64°F(18°C) | 3.4 in(87 mm) | 4.8 in(122 mm) |
| Aug | 86°F(30°C) | 85°F(29°C) | 63°F(17°C) | 63°F(17°C) | 3.3 in(84 mm) | 4.3 in(110 mm) |
| Sep | 80°F(26°C) | 78°F(26°C) | 56°F(13°C) | 56°F(13°C) | 4.3 in(108 mm) | 4.3 in(109 mm) |
| Oct | 67°F(20°C) | 67°F(19°C) | 44°F(7°C) | 44°F(7°C) | 3.1 in(79 mm) | 3.9 in(100 mm) |
| Nov | 55°F(13°C) | 56°F(13°C) | 35°F(2°C) | 36°F(2°C) | 3.0 in(75 mm) | 3.3 in(84 mm) |
| Dec | 44°F(7°C) | 45°F(7°C) | 28°F(-2°C) | 28°F(-2°C) | 3.4 in(87 mm) | 4.1 in(104 mm) |
1991–2020 averages, by calendar month.