St John weather in August 2019

  • 21°C maximum daytime temperature in August in St John21
    21°C max day temperature
  • 7 hours of sunshine per day
  • 12 days with some rainfall in August in St John12
    12 days with some rainfall
  • 13°C minimum night-time temperature in August in St John13
    13°C min night temperature
  • 14 hours of daylight per day in August in St John14
    14 hours of daylight per day
  • No heat & humidity in August in St John0
    No heat & humidity
  • 97 mm monthly rainfall in August in St John97
    97 mm of monthly rainfall
  • UV (maximum) index 7 (High) in August in St John7
    7 (High) UV index
  • 13°C sea temperature in August in St John13
    13°C sea temperature

Going to St John? Find the best month to visit St John based on the weather.

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Expect 21°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in St John in August. Check more long-term weather averages for St John in August before you book your next holiday to New Brunswick in 2019/2020.

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More about St John

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The August weather guide for St John, New Brunswick 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)

Guide to St John weather in August

The average maximum daytime temperature in St John in August is a comfortable 21°C (70°F). The average night-time temperature is usually a cool 13°C (55°F). There are usually 7 hours of bright sunshine each day, which represents 50% of the 14 hours of daylight.

Expect 97mm (3.8 inches) of rainfall across the whole of August with 12 days with some rain falling. Maximum UV levels will be high (7 UV index) at midday when the skies are clear.

The average sea temperature in and around St John in August is 13°C (55°F).

St John sunrise & sunset times for August 2019

Browse the sunrise & sunset times for St John in August 2019. Select a month to view St John sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st August 2019 06:09 20:52
Friday, 2nd August 2019 06:10 20:51
Saturday, 3rd August 2019 06:11 20:49
Sunday, 4th August 2019 06:12 20:48
Monday, 5th August 2019 06:13 20:47
Tuesday, 6th August 2019 06:14 20:45
Wednesday, 7th August 2019 06:16 20:44
Thursday, 8th August 2019 06:17 20:42
Friday, 9th August 2019 06:18 20:41
Saturday, 10th August 2019 06:19 20:39
Sunday, 11th August 2019 06:20 20:38
Monday, 12th August 2019 06:21 20:36
Tuesday, 13th August 2019 06:23 20:35
Wednesday, 14th August 2019 06:24 20:33
Thursday, 15th August 2019 06:25 20:32
Friday, 16th August 2019 06:26 20:30
Saturday, 17th August 2019 06:28 20:28
Sunday, 18th August 2019 06:29 20:27
Monday, 19th August 2019 06:30 20:25
Tuesday, 20th August 2019 06:31 20:23
Wednesday, 21st August 2019 06:32 20:22
Thursday, 22nd August 2019 06:34 20:20
Friday, 23rd August 2019 06:35 20:18
Saturday, 24th August 2019 06:36 20:17
Sunday, 25th August 2019 06:37 20:15
Monday, 26th August 2019 06:38 20:13
Tuesday, 27th August 2019 06:40 20:11
Wednesday, 28th August 2019 06:41 20:09
Thursday, 29th August 2019 06:42 20:08
Friday, 30th August 2019 06:43 20:06
Saturday, 31st August 2019 06:44 20:04
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