Cambridge
September
Weather in Cambridge for September 2025
Your guide to Cambridge weather in September - trends and predictions
In general, the average temperature in Cambridge at the beginning of September is 24.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17 °C by the end of September.
Cambridge 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
69 %
Avg humidity
Cambridge in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2 23° | 3  22° | 4  21° | 5 23° | 6 29° | 7 27° |
| 8  24° | 9 24° | 10 25° | 11  20° | 12 16° | 13 17° | 14 19° |
| 15 22° | 16 21° | 17  20° | 18  21° | 19 21° | 20 20° | 21 20° |
| 22 18° | 23 17° | 24 18° | 25 18° | 26 19° | 27 17° | 28 15° |
| 29 16° | 30 16° |
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Temperatures trend during September in Cambridge
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 | 24° /13° | 2.9 mm | 6 | |
| 2 Sept. | Mist | 23° /14° | 0.5 mm | 5 | |
| 3 Sept. | Overcast | 22° /14° | 0.8 mm | 5 | |
| 4 Sept. | Sunny | 21° /13° | 0.7 mm | 6 | |
| 5 Sept. | Overcast | 23° /14° | 1.3 mm | 5 | |
| 6 Sept. | Sunny | 29° /16° | 0.8 mm | 7 | |
| 7 Sept. | Sunny | 27° /16° | 1.4 mm | 7 | |
| 8 Sept. | Partly cloudy | 24° /16° | 4.2 mm | 6 | |
| 9 Sept. | Sunny | 24° /15° | 0.2 mm | 6 | |
| 10 Sept. | Partly cloudy | 25° /14° | 1 mm | 6 | |
| 11 Sept. | Cloudy | 20° /12° | 0.4 mm | 5 | |
| 12 Sept. | Overcast | 16° /10° | 0.6 mm | 4 | |
| 13 Sept. | Overcast | 17° /9° | 0 mm | 5 | |
| 14 Sept. | Overcast | 19° /10° | 0 mm | 5 | |
| 15 Sept. | Partly cloudy | 22° /11° | 0 mm | 6 | |
| 16 Sept. | Cloudy | 21° /11° | 0 mm | 5 | |
| 17 Sept. | Light rain | 20° /11° | 0.9 mm | 5 | |
| 18 Sept. | Light rain shower | 21° /11° | 2.3 mm | 6 | |
| 19 Sept. | Light drizzle | 21° /12° | 0.5 mm | 5 | |
| 20 Sept. | Light rain shower | 20° /13° | 5.9 mm | 5 | |
| 21 Sept. | Light rain shower | 20° /12° | 2.9 mm | 5 | |
| 22 Sept. | Light drizzle | 18° /12° | 6.2 mm | 4 | |
| 23 Sept. | Patchy rain possible | 17° /11° | 1.5 mm | 4 | |
| 24 Sept. | Overcast | 18° /11° | 0.6 mm | 5 | |
| 25 Sept. | Overcast | 18° /12° | 4.3 mm | 5 | |
| 26 Sept. | Light drizzle | 19° /11° | 3.6 mm | 5 | |
| 27 Sept. | Mist | 17° /9° | 2.4 mm | 4 | |
| 28 Sept. | Cloudy | 15° /8° | 0 mm | 4 | |
| 29 Sept. | Partly cloudy | 16° /9° | 3.9 mm | 4 | |
| 30 Sept. | Overcast | 16° /10° | 12.3 mm | 4 | |
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Important Notice
Our weather forecast for Cambridge 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 Cambridge forecast closer to your planned date for the most up-to-date weather information.
Cambridge in September - FAQ
What are the expected maximum and minimum temperatures in Cambridge 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 Cambridge during September?
In September, Cambridge can expect light to moderate rainfall, totaling 28.7 mm across approximately 7 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Cambridge during September?
The average wind speed in Cambridge during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
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