Weather in St Helier in July 2019

  • 20°C maximum daytime temperature in July in St Helier20
    20°C max day temperature
  • 8 hours of sunshine per day (53% of daylight hours) in July in St Helier8
    8 hours of sunshine per day
  • 10 days with some rainfall in July in St Helier10
    10 days with some rainfall
  • 14°C minimum night-time temperature in July in St Helier14
    14°C min night temperature
  • 16 hours of daylight per day in July in St Helier16
    16 hours of daylight per day
  • No heat & humidity in July in St Helier0
    No heat & humidity
  • 42 mm monthly rainfall in July in St Helier42
    42 mm of monthly rainfall
  • UV (maximum) index 7 (High) in July in St Helier7
    7 (High) UV index
  • 17°C sea temperature in July in St Helier17
    17°C sea temperature

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

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Expect 20°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in St Helier in July. Check more long-term weather averages for St Helier in July before you book your next holiday to Jersey in 2019/2020.

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More about St Helier

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The July weather guide for St Helier, Jersey 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 Helier weather in July

The average maximum daytime temperature in St Helier in July is a comfortable 20°C (68°F). The average night-time temperature is usually a comfortable 14°C (57°F). There are usually 8 hours of bright sunshine each day, which represents 53% of the 16 hours of daylight.

Expect 42mm (1.7 inches) of rainfall across the whole of July with 10 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 Helier in July is 17°C (63°F).

St Helier sunrise & sunset times for July 2019

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


Date Sunrise times Sunset times
Monday, 1st July 2019 05:07 21:17
Tuesday, 2nd July 2019 05:08 21:17
Wednesday, 3rd July 2019 05:09 21:16
Thursday, 4th July 2019 05:09 21:16
Friday, 5th July 2019 05:10 21:16
Saturday, 6th July 2019 05:11 21:15
Sunday, 7th July 2019 05:12 21:15
Monday, 8th July 2019 05:12 21:14
Tuesday, 9th July 2019 05:13 21:13
Wednesday, 10th July 2019 05:14 21:13
Thursday, 11th July 2019 05:15 21:12
Friday, 12th July 2019 05:16 21:11
Saturday, 13th July 2019 05:17 21:11
Sunday, 14th July 2019 05:18 21:10
Monday, 15th July 2019 05:19 21:09
Tuesday, 16th July 2019 05:20 21:08
Wednesday, 17th July 2019 05:21 21:07
Thursday, 18th July 2019 05:22 21:06
Friday, 19th July 2019 05:24 21:05
Saturday, 20th July 2019 05:25 21:04
Sunday, 21st July 2019 05:26 21:03
Monday, 22nd July 2019 05:27 21:02
Tuesday, 23rd July 2019 05:28 21:01
Wednesday, 24th July 2019 05:30 20:59
Thursday, 25th July 2019 05:31 20:58
Friday, 26th July 2019 05:32 20:57
Saturday, 27th July 2019 05:33 20:56
Sunday, 28th July 2019 05:35 20:54
Monday, 29th July 2019 05:36 20:53
Tuesday, 30th July 2019 05:37 20:52
Wednesday, 31st July 2019 05:39 20:50
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