- Save on return flights to worldwide destinations
- Book flights to Abu Dhabi, Jo'burg, Tokyo & more
- Plus more flights to the Americas, Middle East & Europe
New Haven weather in May 2025
Expect 19°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in New Haven in May. Check more long-term weather averages for New Haven in May before you book your next holiday to Connecticut in 2025/2026.
- 1919°C max day temperature
- 9 hours of sunshine per day
- 1111 days with some rainfall
- 99°C min night temperature
- 1515 hours of daylight per day
- 0No heat & humidity
- 8989 mm of monthly rainfall
- 77 (High) UV index
- 1111°C sea temperature
More about New Haven
- Overview
- Best time to visit
- Weather by month
- 5-day weather forecast
- Destinations
- Travel advice
- Deals & discounts
New Haven by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Connecticut
The May weather guide for Connecticut (New Haven) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
How hot is it in New Haven in May?
Daytime temperatures usually reach 19°C in New Haven in May, falling to 9°C at night.
How sunny is it in New Haven in May?
There are normally 9 hours of bright sunshine each day in New Haven in May - that's 59% of daylight hours.
Is the sea cold around New Haven in May?
The average sea temperature around New Haven in May is 11°C.
Does it rain in New Haven in May?
There are usually 11 days with some rain in New Haven in May and the average monthly rainfall is 89mm.
New Haven May sunrise & sunset times
Browse the sunrise and sunset times for New Haven in May 2025. Select a month to view New Haven sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Thursday, 1st May 2025 | 04:49 | 18:50 |
Friday, 16th May 2025 | 04:32 | 19:05 |
Saturday, 31st May 2025 | 04:21 | 19:18 |
Be inspired
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Related posts
Popular travel offers
Explore holidays in the sun for less
- Beach holidays
- Family holidays
- City breaks
- Summer holidays
- Winter sun holidays
- Holiday offers
- Top travel brands
- Airlines & flights
- Discount hotels
- Airport parking deals
- TUI
- Jet2holidays
- easyJet holidays
- Love Holidays
- Black Friday sales
Airport parking
- Manchester Airport
- Stansted Airport
- Bristol Airport
- Luton Airport
- Birmingham Airport
- Edinburgh Airport
- Gatwick Airport
- Glasgow Airport
- Newcastle Airport
Airport lounges
- Manchester Airport
- Birmingham Airport
- Bristol Airport
- Edinburgh Airport
- Glasgow Airport
- Heathrow Airport
- Newcastle Airport
- Stansted Airport
- Gatwick Airport