Blackburn
September
Weather in Blackburn for September 2026
Your guide to Blackburn weather in September - trends and predictions
Until now, September 2026 in Blackburn is cooler than usual, with temperatures averaging 15.7 °C, this is 3.1 °C below the typical seasonal average.
Expect cooler weather in the next days in Blackburn with the forecast suggesting a temperature of 15.3 °C, lower than the historical average.
In general, the average temperature in Blackburn at the beginning of September is 19 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.3 °C by the end of September.
Blackburn experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 111.1 mm.
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Temperatures
Rain 🌧️
More
7
Dry days
23
Rainy days
0
Snow days
16°/9°
Temperatures
23 km/h
Avg max wind
82 %
Avg humidity
Blackburn Weather September
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Temperatures trend during September in Blackburn
See the weather trend as well as the moving average line
September weather in Blackburn day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 17° /11° | 4.3 mm | 4 | |
| 2 Sept. | Light rain shower | 19° /11° | 4 mm | 4 | |
| 3 Sept. | Light rain shower | 18° /11° | 6.4 mm | 4 | |
| 4 Sept. | Light rain shower | 18° /10° | 2.9 mm | 4 | |
| 5 Sept. | Patchy rain possible | 18° /10° | 0.4 mm | 4 | |
| 6 Sept. |  Overcast | 22° /11° | 1.4 mm | 4 | |
| 7 Sept. | Patchy rain possible | 21° /13° | 4.1 mm | 4 | |
| 8 Sept. | Patchy rain possible | 19° /12° | 2.3 mm | 4 | |
| 9 Sept. | Patchy rain possible | 18° /10° | 0.3 mm | 4 | |
| 10 Sept. |  Moderate or heavy rain shower | 18° /10° | 6.4 mm | 3 | |
| 11 Sept. | Light rain shower | 14° /9° | 8.4 mm | 3 | |
| 12 Sept. | Light rain shower | 17° /9° | 5.1 mm | 0.6 | |
| 13 Sept. | Overcast | 17° /12° | 0.9 mm | 1.7 | |
| 14 Sept. | Patchy rain possible | 20° /12° | 0.6 mm | 2.2 | |
| 15 Sept. | Light rain shower | 17° /11° | 9.3 mm | 4 | |
| 16 Sept. | Patchy rain possible | 14° /10° | 1.8 mm | 4 | |
| 17 Sept. | Patchy rain possible | 13° /9° | 0.3 mm | 3 | |
| 18 Sept. | Overcast | 15° /8° | 0.4 mm | 3 | |
| 19 Sept. | Light rain shower | 13° /10° | 13.9 mm | 3 | |
| 20 Sept. | Light rain shower | 11° /8° | 8 mm | 3 | |
| 21 Sept. | Patchy rain possible | 13° /8° | 5.7 mm | 3 | |
| 22 Sept. | Patchy rain possible | 15° /9° | 0.1 mm | 3 | |
| 23 Sept. | Patchy rain possible | 17° /13° | 0.7 mm | 4 | |
| 24 Sept. | Overcast | 17° /16° | 0.5 mm | 4 | |
| 25 Sept. | Patchy rain possible | 15° /7° | 0.3 mm | 4 | |
| 26 Sept. | Light rain shower | 14° /8° | 9.3 mm | 4 | |
| 27 Sept. |  Moderate rain | 13° /7° | 2.6 mm | 3 | |
| 28 Sept. | Patchy rain possible | 14° /7° | 1.3 mm | 3 | |
| 29 Sept. | Patchy rain possible | 13° /7° | 0.8 mm | 3 | |
| 30 Sept. |  Light rain | 14° /9° | 8.5 mm | 3 | |
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Important Notice
Our weather forecast for Blackburn 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 Blackburn forecast closer to your planned date for the most up-to-date weather information.
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Blackburn in September - FAQ
What are the expected maximum and minimum temperatures in Blackburn during September?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Blackburn during September?
Significant rainfall exceeding 111.1 mm is expected in Blackburn during September, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Blackburn during September?
The average wind speed in Blackburn during September is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Blackburn
Explore the daily rainfall trends and prepare for Blackburns September weather 💧
Typically, Blackburn has 23 rainy days in September with a total of 111.1 mm of rainfall.
UV exposure in Blackburn during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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