Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
New Haven Weather in May
New Haven in May averages 21°C (70°F) during the day and 11°C (52°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
Rainfall in New Haven in May
Historically, the month has about 14 days of rain, averaging 105 mm (4.1 in) in total. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in New Haven in May
Daytime highs in New Haven in May reach 21°C (70°F), with nights around 11°C (52°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in New Haven in May
There are approximately 258 hours of sunshine this month, resulting in mostly clear days.Should you favor a climate that's both dry and comfortably warm, July and September typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
New Haven Temperature in May
Min Temperature
11°C (52°F)
Max Temperature
21°C (70°F)
Chance of Rain
47%
Precipitation
105 mm (4.1 in)
Rainy days
14 days
Humidity
63% *
Sunshine
258 hours *
Percentage Sunshine
57% *
* Data from: Hartford, the United States of America (54 KM, 33 Miles).
New Haven Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in New Haven - 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 New Haven in May
Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in New Haven in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Camping6/10 -
Outdoor sports9/10
New Haven 3-Day Forecast
More climate data for New Haven
Temperature Rainfall Sunshine Humidity
See the full New Haven climate overview or explore weather in the United States of America.
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.
Yosemite National Park is definitely worth a visit
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