St John weather in April 2025

Expect 8°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in St John in April. Check more long-term weather averages for St John in April before you book your next holiday to New Brunswick in 2025/2026.

  • 8°C maximum daytime temperature in April in St John8
    8°C max day temperature
  • 5 hours of sunshine per day
  • 13 days with some rainfall in April in St John13
    13 days with some rainfall
  • 0°C minimum night-time temperature in April in St John0
    0°C min night temperature
  • 14 hours of daylight per day in April in St John14
    14 hours of daylight per day
  • No heat & humidity in April in St John0
    No heat & humidity
  • 100 mm monthly rainfall in April in St John100
    100 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in April in St John5
    5 (Moderate) UV index
  • 2°C sea temperature in April in St John2
    2°C sea temperature

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The April weather guide for New Brunswick (St John) 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)

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How warm is it in St John in April?

Daytime temperatures usually reach 8°C in St John in April, falling to -0°C at night.

How sunny is it in St John in April?

There are normally 5 hours of bright sunshine each day in St John in April - that's 40% of daylight hours.

Is the sea cold around St John in April?

The average sea temperature around St John in April is 2°C.

Does it rain in St John in April?

There are usually 13 days with some rain in St John in April and the average monthly rainfall is 100mm.

St John April sunrise & sunset times

Browse the sunrise and sunset times for St John in April 2025. Select a month to view St John sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 06:04 18:53
Tuesday, 15th April 2025 05:39 19:11
Wednesday, 30th April 2025 05:14 19:30

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