Weather in Douglas in September 2018

Expect 15°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Douglas in September. Check more long-term weather averages for Douglas in September before you book your next holiday to Isle of Man in 2018.

Key weather averages for Douglas in September

  • 15°C maximum daytime temperature in September in Douglas15
    15°C max day temperature
  • 4 hours of sunshine per day (33% of daylight hours) in September in Douglas4
    4 hours of sunshine per day
  • 16 days with some rainfall in September in Douglas16
    16 days with some rainfall
  • 10°C minimum night-time temperature in September in Douglas10
    10°C min night temperature
  • 13 hours of daylight per day in September in Douglas13
    13 hours of daylight per day
  • No heat & humidity in September in Douglas0
    No heat & humidity
  • 142 mm monthly rainfall in September in Douglas142
    142 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in September in Douglas3
    3 (Moderate) UV index
  • 15°C sea temperature in September in Douglas15
    15°C sea temperature

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

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More about Douglas

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Guide to Douglas weather in September

The average maximum daytime temperature in Douglas in September is a comfortable 15°C (59°F). The average night-time temperature is usually a cool 10°C (50°F). There are usually 4 hours of bright sunshine each day, which represents 33% of the 13 hours of daylight.

Expect 142mm (5.6 inches) of rainfall across the whole of September with 16 days with some rain falling. Maximum UV levels will be moderate (3 UV index) at midday when the skies are clear.

The average sea temperature in and around Douglas in September is 15°C (59°F).

The weather in Douglas in September is represented by Douglas.

Douglas sunrise & sunset times for September 2018

Browse the sunrise & sunset times for Douglas in September 2018. Select a month to view Douglas sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Saturday, 1st September 2018 06:26 20:09
Sunday, 2nd September 2018 06:27 20:07
Monday, 3rd September 2018 06:29 20:04
Tuesday, 4th September 2018 06:31 20:02
Wednesday, 5th September 2018 06:33 19:59
Thursday, 6th September 2018 06:35 19:57
Friday, 7th September 2018 06:36 19:54
Saturday, 8th September 2018 06:38 19:52
Sunday, 9th September 2018 06:40 19:49
Monday, 10th September 2018 06:42 19:47
Tuesday, 11th September 2018 06:44 19:44
Wednesday, 12th September 2018 06:45 19:42
Thursday, 13th September 2018 06:47 19:39
Friday, 14th September 2018 06:49 19:37
Saturday, 15th September 2018 06:51 19:34
Sunday, 16th September 2018 06:53 19:32
Monday, 17th September 2018 06:54 19:29
Tuesday, 18th September 2018 06:56 19:27
Wednesday, 19th September 2018 06:58 19:24
Thursday, 20th September 2018 07:00 19:22
Friday, 21st September 2018 07:01 19:19
Saturday, 22nd September 2018 07:03 19:17
Sunday, 23rd September 2018 07:05 19:14
Monday, 24th September 2018 07:07 19:12
Tuesday, 25th September 2018 07:09 19:09
Wednesday, 26th September 2018 07:10 19:07
Thursday, 27th September 2018 07:12 19:04
Friday, 28th September 2018 07:14 19:02
Saturday, 29th September 2018 07:16 18:59
Sunday, 30th September 2018 07:18 18:57
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Check Douglas weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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