Weather in Piscataway in May
Piscataway, United States averages a high of 21.4°C (70.5°F) and low of 11.5°C (52.7°F) in May, with 11 rain days and 9.9 hours of daily sunshine. Travel score: 77.5/100 (Good). The best time to visit Piscataway is August.
High
21°C71°F
Low
12°C53°F
🌧️
11
rain days
☀️
9.9
hrs/day sunshine
💧
70%
humidity
78— Good
May in Piscataway is mild and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Piscataway?
How much does it rain in Piscataway in May?
Piscataway receives an average of 90.2mm of rainfall across 11 rainy days in May. The annual total is 1140.5mm.
What should I pack for Piscataway in May?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 21°C
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (11 days)
☔
Umbrella
Be prepared for occasional showers
🎉Visiting United States in May?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31