Essex (Chelmsford)
September
Weather in Essex for September 2025
Your guide to Essex weather in September - trends and predictions
Until now, September 2025 in Essex is slightly cooler than the historical average by -1.9 °C.
The forecast for the next days in Essex predicts temperatures to be around 18 °C, close to the historical average.
In general, the average temperature in Essex at the beginning of September is 22.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15.4 °C by the end of September.
Essex in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 81.7 mm.
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Temperatures
Rain 🌧️
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13
Dry days
17
Rainy days
0
Snow days
20°/13°
Temperatures
21 km/h
Avg max wind
72 %
Avg humidity
Essex Weather September
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Temperatures trend during September in Essex
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September weather in Essex day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 22° /13° | 2.8 mm | 5 | |
| 2 Sept. |  Overcast | 22° /14° | 1 mm | 5 | |
| 3 Sept. | Light rain shower | 23° /14° | 1.8 mm | 5 | |
| 4 Sept. | Light rain shower | 20° /13° | 2.2 mm | 5 | |
| 5 Sept. | Overcast | 22° /13° | 1.4 mm | 5 | |
| 6 Sept. |  Sunny | 25° /15° | 0.4 mm | 6 | |
| 7 Sept. | Sunny | 25° /15° | 3.5 mm | 6 | |
| 8 Sept. | Overcast | 23° /14° | 3.1 mm | 5 | |
| 9 Sept. | Patchy rain possible | 23° /13° | 0.1 mm | 6 | |
| 10 Sept. | Light rain shower | 23° /14° | 1.5 mm | 6 | |
| 11 Sept. |  Cloudy | 20° /11° | 1 mm | 4 | |
| 12 Sept. | Overcast | 17° /10° | 0.2 mm | 4 | |
| 13 Sept. | Overcast | 17° /10° | 0.7 mm | 4 | |
| 14 Sept. | Cloudy | 19° /9° | 0.9 mm | 5 | |
| 15 Sept. | Sunny | 21° /12° | 0 mm | 5 | |
| 16 Sept. | Cloudy | 21° /12° | 0 mm | 4 | |
| 17 Sept. | Patchy rain possible | 20° /13° | 0.2 mm | 5 | |
| 18 Sept. | Overcast | 24° /17° | 0 mm | 1 | |
| 19 Sept. |  Partly cloudy | 27° /15° | 0 mm | 0.9 | |
| 20 Sept. | Patchy rain possible | 23° /15° | 0.1 mm | 0.9 | |
| 21 Sept. | Patchy rain possible | 17° /11° | 1.2 mm | 0.3 | |
| 22 Sept. | Patchy rain possible | 18° /11° | 2.8 mm | 3 | |
| 23 Sept. | Patchy rain possible | 14° /12° | 3 mm | 3 | |
| 24 Sept. | Patchy rain possible | 14° /10° | 2.9 mm | 3 | |
| 25 Sept. | Patchy rain possible | 17° /10° | 0.1 mm | 3 | |
| 26 Sept. | Partly cloudy | 17° /11° | 0 mm | 4 | |
| 27 Sept. | Cloudy | 15° /8° | 0 mm | 3 | |
| 28 Sept. | Partly cloudy | 16° /7° | 0 mm | 4 | |
| 29 Sept. | Patchy rain possible | 14° /8° | 0.2 mm | 3 | |
| 30 Sept. | Sunny | 15° /6° | 0 mm | 4 | |
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Important Notice
Our weather forecast for Essex 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 Essex forecast closer to your planned date for the most up-to-date weather information.
Change Month
Essex in September - FAQ
What are the expected maximum and minimum temperatures in Essex during September?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Essex during September?
Moderate rainfall is anticipated in Essex during September, with a total of 81.7 mm spread over approximately 17 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Essex during September?
The average wind speed in Essex during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Essex
Explore the daily rainfall trends and prepare for Essexs September weather 💧
UV exposure in Essex during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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