City of Westminster
September
Weather in City of Westminster for September 2025
Your guide to City of Westminster weather in September - trends and predictions
In general, the average temperature in City of Westminster at the beginning of September is 23.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.4 °C by the end of September.
City of Westminster in September brings notable rainfall, with an average of 19 rainy days and a total precipitation of 93.2 mm.
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Temperatures
Rain 🌧️
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11
Dry days
19
Rainy days
0
Snow days
21°/14°
Temperatures
16 km/h
Avg max wind
69 %
Avg humidity
City of Westminster in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  23° | 2  23° | 3 24° | 4  22° | 5  22° | 6  26° | 7 26° |
| 8 24° | 9 24° | 10 25° | 11 20° | 12 17° | 13 17° | 14 20° |
| 15 23° | 16 23° | 17 21° | 18 22° | 19  21° | 20  20° | 21 21° |
| 22 19° | 23 18° | 24 18° | 25 19° | 26  19° | 27 16° | 28 17° |
| 29 16° | 30 17° |
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Temperatures trend during September in City of Westminster
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. | Overcast | 23° /15° | 5.6 mm | 5 | |
| 2 Sept. | Patchy rain possible | 23° /17° | 0.3 mm | 5 | |
| 3 Sept. | Overcast | 24° /15° | 0.9 mm | 5 | |
| 4 Sept. | Sunny | 22° /14° | 4.9 mm | 6 | |
| 5 Sept. | Partly cloudy | 22° /15° | 4.1 mm | 6 | |
| 6 Sept. | Cloudy | 26° /17° | 2.3 mm | 6 | |
| 7 Sept. | Sunny | 26° /17° | 4.3 mm | 7 | |
| 8 Sept. | Sunny | 24° /17° | 10 mm | 6 | |
| 9 Sept. | Sunny | 24° /17° | 0 mm | 6 | |
| 10 Sept. | Partly cloudy | 25° /16° | 1.6 mm | 6 | |
| 11 Sept. | Cloudy | 20° /13° | 0.9 mm | 5 | |
| 12 Sept. | Overcast | 17° /11° | 0.3 mm | 4 | |
| 13 Sept. | Overcast | 17° /11° | 0 mm | 4 | |
| 14 Sept. | Partly cloudy | 20° /11° | 0 mm | 6 | |
| 15 Sept. | Sunny | 23° /12° | 0 mm | 7 | |
| 16 Sept. | Partly cloudy | 23° /14° | 0 mm | 7 | |
| 17 Sept. | Light rain shower | 21° /14° | 1 mm | 6 | |
| 18 Sept. | Light rain shower | 22° /13° | 5.1 mm | 5 | |
| 19 Sept. | Light rain | 21° /14° | 1 mm | 5 | |
| 20 Sept. | Moderate rain | 20° /14° | 13 mm | 5 | |
| 21 Sept. | Light rain shower | 21° /13° | 3.5 mm | 5 | |
| 22 Sept. | Patchy light drizzle | 19° /13° | 8.8 mm | 5 | |
| 23 Sept. | Partly cloudy | 18° /11° | 0.3 mm | 5 | |
| 24 Sept. | Cloudy | 18° /13° | 1.1 mm | 4 | |
| 25 Sept. | Overcast | 19° /13° | 1.7 mm | 5 | |
| 26 Sept. | Thundery outbreaks possible | 19° /13° | 6.9 mm | 5 | |
| 27 Sept. | Patchy rain possible | 16° /11° | 4.8 mm | 4 | |
| 28 Sept. | Overcast | 17° /9° | 0.1 mm | 4 | |
| 29 Sept. | Patchy rain possible | 16° /11° | 1 mm | 4 | |
| 30 Sept. | Cloudy | 17° /11° | 9.8 mm | 4 | |
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Important Notice
Our weather forecast for City of Westminster 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 City of Westminster forecast closer to your planned date for the most up-to-date weather information.
City of Westminster in September - FAQ
What are the expected maximum and minimum temperatures in City of Westminster during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in City of Westminster during September?
Moderate rainfall is anticipated in City of Westminster during September, with a total of 93.2 mm spread over approximately 19 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in City of Westminster during September?
The average wind speed in City of Westminster during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in City of Westminster
Explore the daily rainfall trends and prepare for City of Westminsters September weather 💧
UV exposure in City of Westminster during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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