Tartu
September
Weather in Tartu for September 2025
Your guide to Tartu weather in September - trends and predictions
Storm Gusts Warning - See hour by hour.
Until now, September 2025 in Tartu is slightly cooler than the historical average by -0.8 °C.
The forecast for the next days in Tartu predicts a temperature of 13.4 °C, which is cooler than the historical average.
In general, the average temperature in Tartu at the beginning of September is 22 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 9.6 °C by the end of September.
Tartu experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 36.5 mm.
Official Weather Alert ⚠️
Temperatures
Rain 🌧️
21
Dry days
9
Rainy days
0
Snow days
21°/11°
Temperatures
15 km/h
Avg max wind
70 %
Avg humidity
Tartu Weather September
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Temperatures trend during September in Tartu
See the weather trend as well as the moving average line
September weather in Tartu day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Fog | 20° /11° | 1 mm | 5 | |
| 2 Sept. |  Light rain shower | 21° /11° | 3.7 mm | 5 | |
| 3 Sept. | Light rain shower | 22° /11° | 2.7 mm | 5 | |
| 4 Sept. | Mist | 22° /12° | 1.1 mm | 6 | |
| 5 Sept. |  Overcast | 24° /13° | 0 mm | 5 | |
| 6 Sept. |  Partly cloudy | 22° /10° | 0 mm | 6 | |
| 7 Sept. | Mist | 23° /11° | 0 mm | 5 | |
| 8 Sept. |  Cloudy | 24° /11° | 0 mm | 6 | |
| 9 Sept. | Cloudy | 23° /11° | 0 mm | 6 | |
| 10 Sept. | Partly cloudy | 23° /12° | 0 mm | 6 | |
| 11 Sept. |  Sunny | 23° /12° | 0.1 mm | 6 | |
| 12 Sept. | Partly cloudy | 22° /13° | 0.1 mm | 5 | |
| 13 Sept. | Partly cloudy | 23° /13° | 4.4 mm | 5 | |
| 14 Sept. | Patchy rain possible | 22° /12° | 5.6 mm | 5 | |
| 15 Sept. | Partly cloudy | 19° /10° | 0.6 mm | 5 | |
| 16 Sept. | Sunny | 23° /10° | 0 mm | 6 | |
| 17 Sept. | Patchy rain possible | 17° /10° | 1.2 mm | 0.4 | |
| 18 Sept. | Patchy rain possible | 16° /8° | 0.3 mm | 0.4 | |
| 19 Sept. | Patchy rain possible | 17° /10° | 3.9 mm | 0.6 | |
| 20 Sept. | Patchy rain possible | 19° /9° | 0.1 mm | 0.3 | |
| 21 Sept. | Patchy rain possible | 19° /14° | 2 mm | 0.7 | |
| 22 Sept. | Patchy rain possible | 18° /12° | 2.2 mm | 4 | |
| 23 Sept. | Partly cloudy | 14° /7° | 0.1 mm | 4 | |
| 24 Sept. | Partly cloudy | 13° /5° | 0 mm | 3 | |
| 25 Sept. | Partly cloudy | 11° /4° | 0 mm | 3 | |
| 26 Sept. | Patchy rain possible | 10° /3° | 1 mm | 2 | |
| 27 Sept. | Patchy rain possible | 7° /6° | 1.6 mm | 2 | |
| 28 Sept. | Patchy rain possible | 10° /6° | 0.2 mm | 2 | |
| 29 Sept. | Patchy rain possible | 8° /5° | 3.4 mm | 2 | |
| 30 Sept. | Partly cloudy | 8° /3° | 0 mm | 3 | |
| Next | |||||
Important Notice
Our weather forecast for Tartu in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Tartu forecast closer to your planned date for the most up-to-date weather information.
Change Month
Tartu in September - FAQ
What are the expected maximum and minimum temperatures in Tartu during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Tartu during September?
In September, Tartu can expect light to moderate rainfall, totaling 36.5 mm across approximately 9 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Tartu during September?
The average wind speed in Tartu during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Tartu
Explore the daily rainfall trends and prepare for Tartus September weather 💧
UV exposure in Tartu during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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