New Brunswick weather in August 2025

Expect daytime maximum temperatures of 24°C in New Brunswick in August based on long-term weather averages. There are 7 hours of sunshine per day on average with 12 days with some rainfall and typically 94 mm of rainfall in the month.

  • 24°C maximum daytime temperature in August in New Brunswick (Fredericton)24
    24°C max day temperature
  • 7 hours of sunshine per day
  • 12 days with some rainfall in August in New Brunswick (Fredericton)12
    12 days with some rainfall
  • 12°C minimum night-time temperature in August in New Brunswick (Fredericton)12
    12°C min night temperature
  • 14 hours of daylight per day in August in New Brunswick (Fredericton)14
    14 hours of daylight per day
  • No heat & humidity in August in New Brunswick (Fredericton)0
    No heat & humidity
  • 94 mm monthly rainfall in August in New Brunswick (Fredericton)94
    94 mm of monthly rainfall
  • UV (maximum) index 7 (High) in August in New Brunswick (Fredericton)7
    7 (High) UV index

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The August 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 August. Select a holiday destination to see more weather parameters.

All New Brunswick destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in New Brunswick in August?

Daytime temperatures usually reach 24°C in Fredericton, New Brunswick in August, falling to 12°C at night.

How sunny is it in New Brunswick in August?

There are normally 7 hours of bright sunshine each day in Fredericton, New Brunswick in August - that's 50% of daylight hours.

Does it rain in New Brunswick in August?

There are usually 12 days with some rain in Fredericton, New Brunswick in August and the average monthly rainfall is 94mm.

New Brunswick August sunrise & sunset times

Browse the sunrise and sunset times for New Brunswick in August 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
Friday, 1st August 2025 05:09 19:56
Saturday, 16th August 2025 05:28 19:33
Sunday, 31st August 2025 05:46 19:06

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