St Albans
September
Weather in St Albans for September 2025
Your guide to St Albans weather in September - trends and predictions
In general, the average temperature in St Albans at the beginning of September is 23.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.6 °C by the end of September.
St Albans sees moderate rainfall in September, averaging 7 rainy days.
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23
Dry days
7
Rainy days
0
Snow days
22°/14°
Temperatures
21 km/h
Avg max wind
71 %
Avg humidity
St Albans in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  23° | 2 23° | 3  22° | 4  21° | 5 22° | 6 27° | 7 26° |
| 8  23° | 9 23° | 10 24° | 11  18° | 12 16° | 13 16° | 14 19° |
| 15 22° | 16 22° | 17  20° | 18 21° | 19  20° | 20 20° | 21 20° |
| 22 18° | 23 16° | 24 18° | 25 18° | 26  19° | 27 15° | 28 15° |
| 29 15° | 30 16° |
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Temperatures trend during September in St Albans
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Mist | 23° /13° | 4.4 mm | 5 | |
| 2 Sept. | Mist | 23° /15° | 0.4 mm | 5 | |
| 3 Sept. | Overcast | 22° /13° | 0.6 mm | 5 | |
| 4 Sept. | Sunny | 21° /13° | 3.2 mm | 6 | |
| 5 Sept. | Sunny | 22° /13° | 4.4 mm | 6 | |
| 6 Sept. | Overcast | 27° /16° | 1 mm | 6 | |
| 7 Sept. | Sunny | 26° /16° | 4.1 mm | 7 | |
| 8 Sept. | Partly cloudy | 23° /16° | 10.4 mm | 6 | |
| 9 Sept. | Sunny | 23° /14° | 0 mm | 6 | |
| 10 Sept. | Partly cloudy | 24° /13° | 1.5 mm | 6 | |
| 11 Sept. | Cloudy | 18° /11° | 0.7 mm | 4 | |
| 12 Sept. | Mist | 16° /10° | 0.6 mm | 4 | |
| 13 Sept. | Overcast | 16° /9° | 0 mm | 4 | |
| 14 Sept. | Cloudy | 19° /10° | 0 mm | 5 | |
| 15 Sept. | Partly cloudy | 22° /11° | 0 mm | 5 | |
| 16 Sept. | Partly cloudy | 22° /11° | 0 mm | 6 | |
| 17 Sept. | Light rain shower | 20° /12° | 3.6 mm | 5 | |
| 18 Sept. | Light rain shower | 21° /11° | 2.3 mm | 5 | |
| 19 Sept. | Light rain | 20° /12° | 1.4 mm | 5 | |
| 20 Sept. | Light rain shower | 20° /13° | 8.5 mm | 5 | |
| 21 Sept. | Light rain shower | 20° /11° | 1.7 mm | 5 | |
| 22 Sept. | Light rain shower | 18° /12° | 9.8 mm | 4 | |
| 23 Sept. | Patchy rain possible | 16° /10° | 0.2 mm | 4 | |
| 24 Sept. | Overcast | 18° /12° | 1.8 mm | 4 | |
| 25 Sept. | Overcast | 18° /12° | 2.4 mm | 5 | |
| 26 Sept. | Thundery outbreaks possible | 19° /11° | 3 mm | 5 | |
| 27 Sept. | Fog | 15° /9° | 3.7 mm | 4 | |
| 28 Sept. | Overcast | 15° /8° | 0 mm | 4 | |
| 29 Sept. | Overcast | 15° /9° | 2.1 mm | 4 | |
| 30 Sept. | Overcast | 16° /9° | 9.2 mm | 4 | |
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Important Notice
Our weather forecast for St Albans 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 St Albans forecast closer to your planned date for the most up-to-date weather information.
St Albans in September - FAQ
What are the expected maximum and minimum temperatures in St Albans during September?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in St Albans during September?
In September, St Albans can expect light to moderate rainfall, totaling 38.3 mm across approximately 7 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in St Albans during September?
The average wind speed in St Albans during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in St Albans
Explore the daily rainfall trends and prepare for St Albanss September weather 💧
UV exposure in St Albans during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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