Guildford
September
Weather in Guildford for September 2026
Your guide to Guildford weather in September - trends and predictions
Until now, September 2026 in Guildford is slightly cooler than the historical average by 1.2 °C.
Expect cooler weather in the next days in Guildford with the forecast suggesting a temperature of 20.6 °C, lower than the historical average.
In general, the average temperature in Guildford at the beginning of September is 22.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.6 °C by the end of September.
Guildford in September brings notable rainfall, with an average of 19 rainy days and a total precipitation of 77.9 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
11
Dry days
19
Rainy days
0
Snow days
19°/11°
Temperatures
22 km/h
Avg max wind
75 %
Avg humidity
Guildford Weather September
Move between months or click on a day
Temperatures trend during September in Guildford
See the weather trend as well as the moving average line
September weather in Guildford day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy light drizzle | 23° /12° | 5.9 mm | 5 | |
| 2 Sept. |  Overcast | 22° /13° | 1.4 mm | 4 | |
| 3 Sept. |  Light rain shower | 22° /13° | 1.9 mm | 4 | |
| 4 Sept. |  Sunny | 21° /12° | 3.4 mm | 4 | |
| 5 Sept. | Sunny | 22° /11° | 5.4 mm | 5 | |
| 6 Sept. | Overcast | 23° /13° | 2.6 mm | 5 | |
| 7 Sept. | Sunny | 25° /14° | 0.4 mm | 5 | |
| 8 Sept. |  Partly cloudy | 21° /13° | 9.6 mm | 5 | |
| 9 Sept. | Overcast | 21° /11° | 0 mm | 5 | |
| 10 Sept. | Light rain shower | 21° /11° | 1.9 mm | 4 | |
| 11 Sept. |  Mist | 19° /10° | 0.6 mm | 4 | |
| 12 Sept. | Overcast | 24° /12° | 0 mm | 4.2 | |
| 13 Sept. | Patchy rain possible | 22° /16° | 4.1 mm | 3.8 | |
| 14 Sept. | Sunny | 24° /14° | 0 mm | 3.7 | |
| 15 Sept. | Sunny | 24° /13° | 2.2 mm | 6 | |
| 16 Sept. | Sunny | 17° /10° | 0.3 mm | 5 | |
| 17 Sept. | Overcast | 18° /9° | 0 mm | 4 | |
| 18 Sept. | Patchy rain possible | 18° /10° | 0.1 mm | 4 | |
| 19 Sept. | Light rain shower | 18° /13° | 8.8 mm | 5 | |
| 20 Sept. | Patchy rain possible | 17° /10° | 1.3 mm | 5 | |
| 21 Sept. | Sunny | 18° /12° | 9.8 mm | 5 | |
| 22 Sept. | Overcast | 20° /11° | 0 mm | 4 | |
| 23 Sept. | Overcast | 22° /13° | 0 mm | 6 | |
| 24 Sept. | Overcast | 23° /14° | 0 mm | 5 | |
| 25 Sept. | Overcast | 23° /15° | 0 mm | 5 | |
| 26 Sept. |  Thundery outbreaks possible | 17° /9° | 8.6 mm | 4 | |
| 27 Sept. | Patchy rain possible | 16° /8° | 1.6 mm | 4 | |
| 28 Sept. | Patchy rain possible | 17° /7° | 0.1 mm | 4 | |
| 29 Sept. | Patchy rain possible | 16° /8° | 0.7 mm | 4 | |
| 30 Sept. | Partly cloudy | 18° /8° | 6.2 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Guildford 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 Guildford forecast closer to your planned date for the most up-to-date weather information.
Change Month
Guildford in September - FAQ
What are the expected maximum and minimum temperatures in Guildford 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 Guildford during September?
Moderate rainfall is anticipated in Guildford during September, with a total of 77.9 mm spread over approximately 19 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Guildford during September?
The average wind speed in Guildford during September is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Guildford
Explore the daily rainfall trends and prepare for Guildfords September weather 💧
Typically, Guildford has 19 rainy days in September with a total of 77.9 mm of rainfall.
UV exposure in Guildford during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
More Guildford weather pages
You are here
Where is Guildford?Get accurate weather forecasts for Guildford, located at latitude 51.235 and longitude -0.574. Stay updated with localized weather information tailored for Guildford.
Found a mistake?
We appreciate your attention to details. Tell us here.