Coimbra weather in September 2026

Expect daytime maximum temperatures of 81°F in Coimbra, Portugal in September based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 1.9 inches of rainfall in the month.

  • 81°F maximum daytime temperature in September in Coimbra81
    81°F max day temperature
  • 8 hours of sunshine per day
  • 9 days with some rainfall in September in Coimbra9
    9 days with some rainfall
  • 59°F minimum night-time temperature in September in Coimbra59
    59°F min night temperature
  • 12 hours of daylight per day in September in Coimbra12
    12 hours of daylight per day
  • Low heat & humidity in September in CoimbraL
    Low heat & humidity
  • 1.9 inches monthly rainfall in September in Coimbra1.9
    1.9 inches of monthly rainfall
  • UV (maximum) index 6 (High) in September in Coimbra6
    6 (High) UV index

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The September weather guide for Portugal (Coimbra) 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)  |  Imperial (°F)

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How hot is it in Coimbra in September?

Daytime temperatures usually reach 81°F in Coimbra in September with low heat and humidity, falling to 63°F at night.

How sunny is it in Coimbra in September?

There are normally 9 hours of bright sunshine each day in Coimbra in September - that's 68% of daylight hours.

How warm is the sea around Coimbra in September?

The average sea temperature around Coimbra in September is 66°F.

Does it rain in Coimbra in September?

There are usually 6 days with some rain in Coimbra in September and the average monthly rainfall is 1.0 inches.

Coimbra September sunrise & sunset times

Browse the sunrise and sunset times for Coimbra in September 2026. Select a month to view Coimbra sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 06:01 19:06
Tuesday, 15th September 2026 06:14 18:43
Wednesday, 30th September 2026 06:29 18:18

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