Cornwall (Newquay)
July
Weather in Cornwall for July 2026
Your guide to Cornwall weather in July - trends and predictions
In general, the average temperature in Cornwall at the beginning of July is 15.7 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 18.1 °C by the end of July.
The climate of Cornwall in July is notably wet, with an average of 13 rainy days, and a total of 53.5 mm of precipitation.
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Temperatures
Rain 🌧️
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18
Dry days
13
Rainy days
0
Snow days
17°/14°
Temperatures
24 km/h
Avg max wind
81 %
Avg humidity
Cornwall Weather July
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Temperatures trend during July in Cornwall
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July weather in Cornwall day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jul. |  Patchy rain possible | 16° /13° | 0.4 mm | 4 | |
| 2 Jul. | Patchy rain possible | 15° /12° | 0.2 mm | 4 | |
| 3 Jul. | Patchy rain possible | 16° /12° | 0.4 mm | 4 | |
| 4 Jul. | Patchy rain possible | 16° /13° | 0.4 mm | 4 | |
| 5 Jul. | Light rain shower | 16° /13° | 6.6 mm | 4 | |
| 6 Jul. | Light rain shower | 15° /13° | 3.6 mm | 4 | |
| 7 Jul. |  Patchy light drizzle | 16° /13° | 2.4 mm | 4 | |
| 8 Jul. |  Heavy rain | 16° /12° | 12.3 mm | 4 | |
| 9 Jul. | Patchy rain possible | 18° /14° | 0.3 mm | 4 | |
| 10 Jul. |  Partly cloudy | 19° /14° | 0.1 mm | 6 | |
| 11 Jul. | Patchy rain possible | 19° /15° | 0.1 mm | 5 | |
| 12 Jul. | Light rain shower | 19° /15° | 2.8 mm | 5 | |
| 13 Jul. | Patchy rain possible | 19° /14° | 0.5 mm | 5 | |
| 14 Jul. | Patchy rain possible | 17° /13° | 0.9 mm | 4 | |
| 15 Jul. | Light rain shower | 18° /14° | 1.9 mm | 4 | |
| 16 Jul. | Patchy rain possible | 18° /14° | 1.6 mm | 4 | |
| 17 Jul. | Patchy rain possible | 19° /14° | 0.3 mm | 5 | |
| 18 Jul. |  Overcast | 19° /14° | 0.1 mm | 4 | |
| 19 Jul. | Patchy rain possible | 19° /14° | 2.2 mm | 4 | |
| 20 Jul. | Light rain shower | 17° /15° | 8.6 mm | 4 | |
| 21 Jul. | Patchy rain possible | 17° /14° | 1.6 mm | 4 | |
| 22 Jul. | Patchy rain possible | 18° /15° | 1.2 mm | 4 | |
| 23 Jul. | Patchy rain possible | 17° /14° | 0.3 mm | 4 | |
| 24 Jul. | Light drizzle | 18° /14° | 0.5 mm | 4 | |
| 25 Jul. | Light rain shower | 18° /14° | 1.2 mm | 4 | |
| 26 Jul. | Patchy rain possible | 17° /14° | 0.3 mm | 4 | |
| 27 Jul. | Patchy rain possible | 17° /14° | 0.6 mm | 4 | |
| 28 Jul. |  Sunny | 18° /14° | 0.2 mm | 5 | |
| 29 Jul. | Overcast | 18° /14° | 0.8 mm | 4 | |
| 30 Jul. | Partly cloudy | 19° /15° | 0.2 mm | 5 | |
| 31 Jul. | Sunny | 20° /15° | 0.9 mm | 5 | |
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Important Notice
Our weather forecast for Cornwall in July 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 Cornwall forecast closer to your planned date for the most up-to-date weather information.
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Cornwall in July - FAQ
What are the expected maximum and minimum temperatures in Cornwall during July?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Cornwall during July?
Moderate rainfall is anticipated in Cornwall during July, with a total of 53.5 mm spread over approximately 13 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Cornwall during July?
The average wind speed in Cornwall during July is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
July rainfall patterns in Cornwall
Explore the daily rainfall trends and prepare for Cornwalls July weather 💧
Typically, Cornwall has 13 rainy days in July with a total of 53.5 mm of rainfall.
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