Northamptonshire (Northampton)
September
Weather in Northamptonshire for September 2027
Your guide to Northamptonshire weather in September - trends and predictions
In general, the average temperature in Northamptonshire at the beginning of September is 21.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.8 °C by the end of September.
Northamptonshire experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 63.4 mm.
Is September a good time to visit Northamptonshire? check out the best time to travel to Northamptonshire page.
✨ Is September a good time to visit Northamptonshire? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
20
Dry days
10
Rainy days
0
Snow days
19°/11°
Temperatures
23 km/h
Avg max wind
75 %
Avg humidity
Northamptonshire Weather September
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Temperatures trend during September in Northamptonshire
See the weather trend as well as the moving average line
September weather in Northamptonshire day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 20° /12° | 1.3 mm | 5 | |
| 2 Sept. | Patchy rain possible | 20° /12° | 1 mm | 4 | |
| 3 Sept. | Patchy rain possible | 21° /13° | 2.1 mm | 4 | |
| 4 Sept. |  Light rain | 19° /13° | 4.7 mm | 4 | |
| 5 Sept. | Patchy rain possible | 21° /11° | 2.2 mm | 5 | |
| 6 Sept. | Patchy rain possible | 26° /14° | 1.2 mm | 5 | |
| 7 Sept. |  Partly cloudy | 24° /14° | 0.4 mm | 5 | |
| 8 Sept. | Light rain | 21° /14° | 5.8 mm | 4.9 | |
| 9 Sept. |  Sunny | 20° /12° | 0 mm | 4.8 | |
| 10 Sept. | Light rain shower | 21° /12° | 1.5 mm | 4.7 | |
| 11 Sept. | Light rain shower | 18° /11° | 1.8 mm | 4 | |
| 12 Sept. | Light rain | 17° /10° | 4 mm | 3 | |
| 13 Sept. | Patchy rain possible | 17° /10° | 2.4 mm | 3 | |
| 14 Sept. | Patchy rain possible | 18° /11° | 2.3 mm | 4 | |
| 15 Sept. | Partly cloudy | 20° /12° | 0.4 mm | 4 | |
| 16 Sept. |  Overcast | 18° /11° | 0.1 mm | 4 | |
| 17 Sept. | Light rain | 19° /11° | 2.8 mm | 4 | |
| 18 Sept. | Light rain | 20° /12° | 0.7 mm | 4 | |
| 19 Sept. | Overcast | 21° /13° | 0.4 mm | 3.9 | |
| 20 Sept. | Light rain | 19° /11° | 3 mm | 3.9 | |
| 21 Sept. | Light rain | 18° /9° | 2.6 mm | 3.8 | |
| 22 Sept. | Light rain | 17° /10° | 4.7 mm | 3 | |
| 23 Sept. | Patchy rain possible | 17° /10° | 2.1 mm | 3 | |
| 24 Sept. | Patchy rain possible | 17° /10° | 0.6 mm | 3 | |
| 25 Sept. | Patchy rain possible | 17° /10° | 1.9 mm | 3.4 | |
| 26 Sept. | Patchy light drizzle | 18° /9° | 1.7 mm | 3.4 | |
| 27 Sept. | Patchy rain possible | 16° /8° | 1.7 mm | 3 | |
| 28 Sept. | Overcast | 15° /9° | 0.4 mm | 3 | |
| 29 Sept. | Light rain | 17° /9° | 4.6 mm | 3 | |
| 30 Sept. | Light rain | 18° /10° | 5.1 mm | 3 | |
| Next | |||||
Important Notice
Our weather forecast for Northamptonshire 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 Northamptonshire forecast closer to your planned date for the most up-to-date weather information.
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Northamptonshire in September - FAQ
What are the expected maximum and minimum temperatures in Northamptonshire during September?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Northamptonshire during September?
Moderate rainfall is anticipated in Northamptonshire during September, with a total of 63.4 mm spread over approximately 10 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Northamptonshire during September?
The average wind speed in Northamptonshire during September is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Northamptonshire
Explore the daily rainfall trends and prepare for Northamptonshires September weather 💧
Typically, Northamptonshire has 10 rainy days in September with a total of 63.4 mm of rainfall.
UV exposure in Northamptonshire during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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