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Princeton Weather in May

Princeton in May sees high temperatures, with highs around 23°C (73°F) and overnight lows of 10°C (50°F). Rainfall is fairly high at around 101 mm (4 in) on average, so pack waterproofs just in case.

Rainfall in Princeton in May

You can typically expect 15 days of rain this month, averaging around 101 mm (4 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Princeton in May

Expect highs of 23°C (73°F) in Princeton in May, with nights dropping to around 10°C (50°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 10°C (50°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

For Princeton itself, June, August and September generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Princeton Temperature in May

Min Temperature
10°C (50°F)
Max Temperature
23°C (73°F)
Chance of Rain
50%
Precipitation
101 mm (4 in)
Rainy days
15 days

Princeton Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Princeton - and find the best time to visit.

Best Places in the United States of America in May

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in May →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Princeton in May

For Princeton in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.

What To Do in Princeton in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    9/10
  • Walking
    9/10
  • Camping
    6/10
  • Outdoor sports
    9/10

Princeton 3-Day Forecast

More climate data for Princeton

Popular in May

Where to go in May - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.