Weather in Plymouth in September 2018

  • 30°C maximum daytime temperature in September in Plymouth30
    30°C max day temperature
  • 7 hours of sunshine per day (61% of daylight hours) in September in Plymouth7
    7 hours of sunshine per day
  • 18 days with some rainfall in September in Plymouth18
    18 days with some rainfall
  • 23°C minimum night-time temperature in September in Plymouth23
    23°C min night temperature
  • 12 hours of daylight per day in September in Plymouth12
    12 hours of daylight per day
  • High heat & humidity in September in PlymouthH
    High heat & humidity
  • 203 mm monthly rainfall in September in Plymouth203
    203 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Plymouth11
    11+ (Extreme) UV index
  • 29°C sea temperature in September in Plymouth29
    29°C sea temperature

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

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Expect 30°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Plymouth in September. Check more long-term weather averages for Plymouth in September before you book your next holiday to Montserrat in 2018/2019.

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More about Plymouth

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

Guide to Plymouth weather in September

The average maximum daytime temperature in Plymouth in September is a hot 30°C (86°F) with high heat & humidity. The average night-time temperature is usually a warm 23°C (73°F). There are usually 7 hours of bright sunshine each day, which represents 61% of the 12 hours of daylight.

Expect 203mm (8.0 inches) of rainfall across the whole of September with 18 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

The average sea temperature in and around Plymouth in September is 29°C (84°F).

Plymouth sunrise & sunset times for September 2018

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st September 2018 05:55 18:22
Sunday, 2nd September 2018 05:56 18:21
Monday, 3rd September 2018 05:56 18:20
Tuesday, 4th September 2018 05:56 18:20
Wednesday, 5th September 2018 05:56 18:19
Thursday, 6th September 2018 05:56 18:18
Friday, 7th September 2018 05:56 18:17
Saturday, 8th September 2018 05:56 18:16
Sunday, 9th September 2018 05:56 18:16
Monday, 10th September 2018 05:57 18:15
Tuesday, 11th September 2018 05:57 18:14
Wednesday, 12th September 2018 05:57 18:13
Thursday, 13th September 2018 05:57 18:12
Friday, 14th September 2018 05:57 18:12
Saturday, 15th September 2018 05:57 18:11
Sunday, 16th September 2018 05:57 18:10
Monday, 17th September 2018 05:57 18:09
Tuesday, 18th September 2018 05:57 18:08
Wednesday, 19th September 2018 05:58 18:07
Thursday, 20th September 2018 05:58 18:07
Friday, 21st September 2018 05:58 18:06
Saturday, 22nd September 2018 05:58 18:05
Sunday, 23rd September 2018 05:58 18:04
Monday, 24th September 2018 05:58 18:03
Tuesday, 25th September 2018 05:58 18:03
Wednesday, 26th September 2018 05:58 18:02
Thursday, 27th September 2018 05:58 18:01
Friday, 28th September 2018 05:59 18:00
Saturday, 29th September 2018 05:59 17:59
Sunday, 30th September 2018 05:59 17:59
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