Weather in Porto in September 2019

  • 24°C maximum daytime temperature in September in Porto24
    24°C max day temperature
  • 8 hours of sunshine per day (60% of daylight hours) in September in Porto8
    8 hours of sunshine per day
  • 8 days with some rainfall in September in Porto8
    8 days with some rainfall
  • 14°C minimum night-time temperature in September in Porto14
    14°C min night temperature
  • 12 hours of daylight per day in September in Porto12
    12 hours of daylight per day
  • No heat & humidity in September in Porto0
    No heat & humidity
  • 62 mm monthly rainfall in September in Porto62
    62 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in Porto6
    6 (High) UV index
  • 18°C sea temperature in September in Porto18
    18°C sea temperature

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

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

Expect 24°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Porto in September. Check more long-term weather averages for Porto in September before you book your next holiday to Portugal in 2019/2020.

  • Save on holidays & tours to Portugal with Travelsphere
  • Prices start from £629 per person (including all travel)
  • Filter results by holiday type, travel dates & price

More about Porto

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

The September weather guide for Porto, Portugal 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 Porto weather in September

The average maximum daytime temperature in Porto in September is a warm 24°C (75°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 60% of the 12 hours of daylight.

Expect 62mm (2.4 inches) of rainfall across the whole of September with 8 days with some rain falling. Maximum UV levels will be high (6 UV index) at midday when the skies are clear.

The average sea temperature in and around Porto in September is 18°C (64°F).

Porto sunrise & sunset times for September 2019

Browse the sunrise & sunset times for Porto in September 2019. Select a month to view Porto sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2019 07:01 20:08
Monday, 2nd September 2019 07:02 20:06
Tuesday, 3rd September 2019 07:03 20:04
Wednesday, 4th September 2019 07:04 20:03
Thursday, 5th September 2019 07:04 20:01
Friday, 6th September 2019 07:05 20:00
Saturday, 7th September 2019 07:06 19:58
Sunday, 8th September 2019 07:07 19:56
Monday, 9th September 2019 07:08 19:55
Tuesday, 10th September 2019 07:09 19:53
Wednesday, 11th September 2019 07:10 19:51
Thursday, 12th September 2019 07:11 19:49
Friday, 13th September 2019 07:12 19:48
Saturday, 14th September 2019 07:13 19:46
Sunday, 15th September 2019 07:14 19:44
Monday, 16th September 2019 07:15 19:43
Tuesday, 17th September 2019 07:16 19:41
Wednesday, 18th September 2019 07:17 19:39
Thursday, 19th September 2019 07:18 19:37
Friday, 20th September 2019 07:19 19:36
Saturday, 21st September 2019 07:20 19:34
Sunday, 22nd September 2019 07:21 19:32
Monday, 23rd September 2019 07:22 19:31
Tuesday, 24th September 2019 07:23 19:29
Wednesday, 25th September 2019 07:24 19:27
Thursday, 26th September 2019 07:26 19:25
Friday, 27th September 2019 07:27 19:24
Saturday, 28th September 2019 07:28 19:22
Sunday, 29th September 2019 07:29 19:20
Monday, 30th September 2019 07:30 19:19
  • Book TUI tours - new for summer 2019
  • Book over escorted tours to destinations worldwide
  • Including Peru, South Africa, Italy, Sri Lanka & more

Back to top

Popular Portugal destinations

Below are average maximum temperatures at popular destinations in Portugal in September. Select a destination to see more weather parameters.

Destinations search >>

More Portugal regions

More Portugal destinations

All Portugal destinations >>

All destinations (A to Z)

Can't see your chosen destination? Use our A to Z search to find your required the holiday weather guide:

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z  

Related posts

Popular travel offers

Top ^