Newquay
September
Weather in Newquay for September 2026
Your guide to Newquay weather in September - trends and predictions
In general, the average temperature in Newquay at the beginning of September is 18.4 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 15.6 °C by the end of September.
Newquay experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 102 mm.
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Temperatures
Rain 🌧️
More
4
Dry days
26
Rainy days
0
Snow days
17°/13°
Temperatures
28 km/h
Avg max wind
80 %
Avg humidity
Newquay Weather September
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Temperatures trend during September in Newquay
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September weather in Newquay day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 18° /14° | 3.3 mm | 4 | |
| 2 Sept. |  Light drizzle | 18° /13° | 3.7 mm | 4 | |
| 3 Sept. |  Sunny | 18° /14° | 3.5 mm | 5 | |
| 4 Sept. | Sunny | 19° /14° | 4.6 mm | 5 | |
| 5 Sept. |  Partly cloudy | 18° /14° | 5.2 mm | 5 | |
| 6 Sept. | Patchy rain possible | 19° /15° | 10.2 mm | 5 | |
| 7 Sept. |  Patchy light rain with thunder | 19° /14° | 5.2 mm | 4 | |
| 8 Sept. | Partly cloudy | 18° /15° | 1 mm | 5 | |
| 9 Sept. | Partly cloudy | 18° /14° | 6.4 mm | 4 | |
| 10 Sept. | Light rain shower | 18° /14° | 3.7 mm | 4 | |
| 11 Sept. | Patchy rain possible | 16° /13° | 2.9 mm | 4 | |
| 12 Sept. |  Overcast | 15° /12° | 3.7 mm | 4 | |
| 13 Sept. |  Cloudy | 15° /11° | 2.1 mm | 4 | |
| 14 Sept. | Overcast | 17° /11° | 1.9 mm | 4 | |
| 15 Sept. | Overcast | 17° /12° | 1.1 mm | 4 | |
| 16 Sept. | Patchy rain possible | 18° /13° | 0.9 mm | 5 | |
| 17 Sept. | Light rain shower | 18° /14° | 3.6 mm | 4 | |
| 18 Sept. | Light rain shower | 19° /13° | 0.9 mm | 5 | |
| 19 Sept. | Partly cloudy | 19° /14° | 0.6 mm | 5 | |
| 20 Sept. | Light rain | 17° /13° | 7.3 mm | 4 | |
| 21 Sept. | Light rain shower | 15° /11° | 7.1 mm | 3 | |
| 22 Sept. | Light rain shower | 15° /10° | 3.3 mm | 4 | |
| 23 Sept. | Patchy rain possible | 15° /11° | 0.8 mm | 4 | |
| 24 Sept. | Patchy rain possible | 16° /12° | 1.6 mm | 4 | |
| 25 Sept. | Patchy rain possible | 17° /12° | 1.6 mm | 4 | |
| 26 Sept. | Light rain shower | 15° /11° | 5 mm | 4 | |
| 27 Sept. | Light rain shower | 15° /11° | 2.9 mm | 3 | |
| 28 Sept. | Light rain | 15° /11° | 1.7 mm | 4 | |
| 29 Sept. | Patchy rain possible | 15° /11° | 5.6 mm | 4 | |
| 30 Sept. | Overcast | 16° /11° | 0.6 mm | 4 | |
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Important Notice
Our weather forecast for Newquay 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 Newquay forecast closer to your planned date for the most up-to-date weather information.
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Newquay in September - FAQ
What are the expected maximum and minimum temperatures in Newquay during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Newquay during September?
Significant rainfall exceeding 102 mm is expected in Newquay during September, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Newquay during September?
The average wind speed in Newquay during September is 28 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Newquay
Explore the daily rainfall trends and prepare for Newquays September weather 💧
Typically, Newquay has 26 rainy days in September with a total of 102 mm of rainfall.
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