Pärnumaa (Pärnu)
September
Weather in Pärnumaa for September 2025
Your guide to Pärnumaa weather in September - trends and predictions
In general, the average temperature in Pärnumaa at the beginning of September is 20.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15.9 °C by the end of September.
With an average of 5 rainy days, Pärnumaa experiences minimal rainfall in September.
Temperatures
Rain 🌧️
25
Dry days
5
Rainy days
0
Snow days
20°/11°
Temperatures
18 km/h
Avg max wind
77 %
Avg humidity
Pärnumaa Weather September
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Temperatures trend during September in Pärnumaa
See the weather trend as well as the moving average line
September weather in Pärnumaa day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 18° /13° | 7.9 mm | 4 | |
| 2 Sept. |  Moderate or heavy rain shower | 18° /12° | 15.1 mm | 4 | |
| 3 Sept. | Moderate rain at times | 21° /13° | 1.8 mm | 5 | |
| 4 Sept. |  Partly cloudy | 22° /14° | 0 mm | 6 | |
| 5 Sept. | Partly cloudy | 22° /15° | 0 mm | 6 | |
| 6 Sept. | Partly cloudy | 21° /11° | 0 mm | 6 | |
| 7 Sept. |  Sunny | 21° /11° | 0 mm | 6 | |
| 8 Sept. |  Cloudy | 21° /13° | 0 mm | 5 | |
| 9 Sept. |  Mist | 22° /13° | 0 mm | 6 | |
| 10 Sept. | Partly cloudy | 19° /14° | 1.4 mm | 5 | |
| 11 Sept. | Mist | 20° /14° | 2.7 mm | 5 | |
| 12 Sept. |  Overcast | 20° /13° | 0 mm | 5 | |
| 13 Sept. | Mist | 19° /14° | 11.3 mm | 4 | |
| 14 Sept. | Overcast | 19° /12° | 5.3 mm | 5 | |
| 15 Sept. | Partly cloudy | 17° /11° | 0.1 mm | 5 | |
| 16 Sept. | Partly cloudy | 20° /12° | 0 mm | 6 | |
| 17 Sept. | Patchy rain possible | 19° /10° | 0.1 mm | 5 | |
| 18 Sept. | Sunny | 19° /9° | 0 mm | 5 | |
| 19 Sept. | Light rain shower | 20° /10° | 2.3 mm | 5 | |
| 20 Sept. | Light rain shower | 18° /12° | 1.4 mm | 5 | |
| 21 Sept. | Cloudy | 19° /12° | 0 mm | 4 | |
| 22 Sept. | Sunny | 19° /10° | 0 mm | 5 | |
| 23 Sept. | Light rain shower | 18° /10° | 1.8 mm | 4 | |
| 24 Sept. | Patchy rain possible | 17° /11° | 0.3 mm | 5 | |
| 25 Sept. | Overcast | 16° /12° | 0.3 mm | 4 | |
| 26 Sept. | Sunny | 16° /12° | 1.7 mm | 5 | |
| 27 Sept. | Overcast | 17° /12° | 10.2 mm | 4 | |
| 28 Sept. | Mist | 17° /12° | 2.7 mm | 4 | |
| 29 Sept. | Partly cloudy | 14° /10° | 4.1 mm | 4 | |
| 30 Sept. | Light rain shower | 14° /9° | 1.4 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Pärnumaa 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 Pärnumaa forecast closer to your planned date for the most up-to-date weather information.
Change Month
Pärnumaa in September - FAQ
What are the expected maximum and minimum temperatures in Pärnumaa during September?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Pärnumaa during September?
Significant rainfall exceeding 143.9 mm is expected in Pärnumaa during September, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Pärnumaa during September?
The average wind speed in Pärnumaa during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Pärnumaa
Explore the daily rainfall trends and prepare for Pärnumaas September weather 💧
UV exposure in Pärnumaa during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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