Gemeente Leiden (Leiden)
September
Weather in Gemeente Leiden for September 2026
Your guide to Gemeente Leiden weather in September - trends and predictions
Matige Wind - See hour by hour.
Until now, September 2026 in Gemeente Leiden is cooler than usual, with temperatures averaging 19.5 °C, this is 2.4 °C below the typical seasonal average.
Expect cooler weather in the next days in Gemeente Leiden with the forecast suggesting a temperature of 20.1 °C, lower than the historical average.
In general, the average temperature in Gemeente Leiden at the beginning of September is 22.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17 °C by the end of September.
The climate of Gemeente Leiden in September is notably wet, with an average of 13 rainy days, and a total of 100.1 mm of precipitation.
Official Weather Alert ⚠️
Temperatures
Rain 🌧️
17
Dry days
13
Rainy days
0
Snow days
19°/14°
Temperatures
25 km/h
Avg max wind
71 %
Avg humidity
Gemeente Leiden Weather September
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Temperatures trend during September in Gemeente Leiden
See the weather trend as well as the moving average line
September weather in Gemeente Leiden day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 21° /15° | 1.1 mm | 5 | |
| 2 Sept. |  Mist | 21° /16° | 5.2 mm | 4 | |
| 3 Sept. | Light rain shower | 21° /16° | 2.1 mm | 4 | |
| 4 Sept. |  Sunny | 21° /16° | 1.3 mm | 4 | |
| 5 Sept. | Patchy rain possible | 23° /16° | 0.3 mm | 5 | |
| 6 Sept. | Sunny | 24° /15° | 2.2 mm | 5 | |
| 7 Sept. | Sunny | 26° /17° | 0.2 mm | 5 | |
| 8 Sept. | Patchy rain possible | 22° /16° | 10.3 mm | 5 | |
| 9 Sept. | Light rain shower | 19° /15° | 3.8 mm | 4 | |
| 10 Sept. | Sunny | 21° /14° | 2.4 mm | 5 | |
| 11 Sept. | Light rain shower | 19° /15° | 6.9 mm | 3 | |
| 12 Sept. |  Overcast | 20° /15° | 0.1 mm | 3.6 | |
| 13 Sept. | Light rain shower | 20° /18° | 4.4 mm | 3.6 | |
| 14 Sept. | Overcast | 21° /16° | 0 mm | 3.8 | |
| 15 Sept. | Overcast | 23° /17° | 3.6 mm | 5 | |
| 16 Sept. | Patchy rain possible | 17° /16° | 2.2 mm | 4 | |
| 17 Sept. | Patchy rain possible | 18° /15° | 5.2 mm | 4 | |
| 18 Sept. | Patchy rain possible | 17° /15° | 0.4 mm | 5 | |
| 19 Sept. | Sunny | 19° /13° | 0 mm | 5 | |
| 20 Sept. | Sunny | 23° /13° | 0 mm | 6 | |
| 21 Sept. | Sunny | 26° /16° | 0 mm | 7 | |
| 22 Sept. | Sunny | 24° /18° | 0 mm | 6 | |
| 23 Sept. | Patchy rain possible | 19° /16° | 0.1 mm | 5 | |
| 24 Sept. | Patchy rain possible | 16° /14° | 1.8 mm | 4 | |
| 25 Sept. | Patchy rain possible | 18° /15° | 2 mm | 5 | |
| 26 Sept. | Overcast | 18° /13° | 7.2 mm | 4 | |
| 27 Sept. |  Partly cloudy | 17° /13° | 8.5 mm | 5 | |
| 28 Sept. | Patchy rain possible | 17° /12° | 1.3 mm | 4 | |
| 29 Sept. | Light rain shower | 17° /13° | 0.3 mm | 4 | |
| 30 Sept. |  Cloudy | 16° /11° | 5.1 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Gemeente Leiden 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 Gemeente Leiden forecast closer to your planned date for the most up-to-date weather information.
Change Month
Gemeente Leiden in September - FAQ
What are the expected maximum and minimum temperatures in Gemeente Leiden during September?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Gemeente Leiden during September?
Significant rainfall exceeding 100.1 mm is expected in Gemeente Leiden during September, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Gemeente Leiden during September?
The average wind speed in Gemeente Leiden during September is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Gemeente Leiden
Explore the daily rainfall trends and prepare for Gemeente Leidens September weather 💧
Typically, Gemeente Leiden has 13 rainy days in September with a total of 100.1 mm of rainfall.
UV exposure in Gemeente Leiden during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Gemeente Leiden?Get accurate weather forecasts for Gemeente Leiden, located at latitude 52.158 and longitude 4.493. Stay updated with localized weather information tailored for Gemeente Leiden.
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