New Brunswick weather in May 2025

Expect 63°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in New Brunswick in May. Check more long-term weather averages for New Brunswick in May before you book your next holiday to New Brunswick in 2025/2026.

  • 63°F maximum daytime temperature in May in New Brunswick (Fredericton)63
    63°F max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in May in New Brunswick (Fredericton)14
    14 days with some rainfall
  • 39°F minimum night-time temperature in May in New Brunswick (Fredericton)39
    39°F min night temperature
  • 15 hours of daylight per day in May in New Brunswick (Fredericton)15
    15 hours of daylight per day
  • No heat & humidity in May in New Brunswick (Fredericton)0
    No heat & humidity
  • 3.7 inches monthly rainfall in May in New Brunswick (Fredericton)3.7
    3.7 inches of monthly rainfall
  • UV (maximum) index 6 (High) in May in New Brunswick (Fredericton)6
    6 (High) UV index

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The May weather guide for New Brunswick (Fredericton) 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.

Top New Brunswick destinations

Below are average maximum temperatures at popular countries, regions and places in New Brunswick in May. Select a holiday destination to see more weather parameters.

All New Brunswick destinations

Metric (°C)  |  Imperial (°F)

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How warm is it in New Brunswick in May?

Daytime temperatures usually reach 63°F in Fredericton, New Brunswick in May, falling to 39°F at night.

How sunny is it in New Brunswick in May?

There are normally 7 hours of bright sunshine each day in Fredericton, New Brunswick in May - that's 44% of daylight hours.

Does it rain in New Brunswick in May?

There are usually 14 days with some rain in Fredericton, New Brunswick in May and the average monthly rainfall is 3.7 inches.

New Brunswick May sunrise & sunset times

Browse the sunrise and sunset times for New Brunswick in May 2025. Select a month to view New Brunswick sunrise and sunset times for the next 12 months. The New Brunswick sunrise and sunset times shown below are for Fredericton.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:13 19:35
Friday, 16th May 2025 04:53 19:54
Saturday, 31st May 2025 04:40 20:09

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