Tartu weather in September 2025

Expect 15°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Tartu in September. Check more long-term weather averages for Tartu in September before you book your next holiday to Estonia in 2025/2026.

  • 15°C maximum daytime temperature in September in Tartu15
    15°C max day temperature
  • 5 hours of sunshine per day
  • 16 days with some rainfall in September in Tartu16
    16 days with some rainfall
  • 7°C minimum night-time temperature in September in Tartu7
    7°C min night temperature
  • 13 hours of daylight per day in September in Tartu13
    13 hours of daylight per day
  • No heat & humidity in September in Tartu0
    No heat & humidity
  • 66 mm monthly rainfall in September in Tartu66
    66 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in September in Tartu3
    3 (Moderate) UV index

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The September weather guide for Estonia (Tartu) 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)

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How warm is it in Tartu in September?

Daytime temperatures usually reach 15°C in Tartu in September, falling to 7°C at night.

How sunny is it in Tartu in September?

There are normally 5 hours of bright sunshine each day in Tartu in September - that's 35% of daylight hours.

Does it rain in Tartu in September?

There are usually 16 days with some rain in Tartu in September and the average monthly rainfall is 66mm.

Tartu September sunrise & sunset times

Browse the sunrise and sunset times for Tartu in September 2025. Select a month to view Tartu sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:12 19:12
Monday, 15th September 2025 05:43 18:32
Tuesday, 30th September 2025 06:15 17:49

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