Cornwall (Newquay)
June
Weather in Cornwall for June 2026
Your guide to Cornwall weather in June - trends and predictions
In general, the average temperature in Cornwall at the beginning of June is 13.9 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 17.7 °C by the end of June.
Cornwall experiences moderate rainfall in June, with an average of 6 rainy days and a total precipitation of 36.3 mm.
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Temperatures
Rain 🌧️
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24
Dry days
6
Rainy days
0
Snow days
15°/11°
Temperatures
24 km/h
Avg max wind
81 %
Avg humidity
Cornwall Weather June
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Temperatures trend during June in Cornwall
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June weather in Cornwall day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jun. |  Sunny | 14° /11° | 0.4 mm | 4 | |
| 2 Jun. |  Partly cloudy | 14° /11° | 0 mm | 4 | |
| 3 Jun. |  Patchy rain possible | 15° /11° | 2.4 mm | 4 | |
| 4 Jun. | Patchy rain possible | 14° /10° | 1.4 mm | 3 | |
| 5 Jun. | Patchy rain possible | 13° /10° | 4.4 mm | 3 | |
| 6 Jun. | Patchy rain possible | 13° /10° | 1.4 mm | 3 | |
| 7 Jun. | Patchy rain possible | 14° /10° | 4.5 mm | 3 | |
| 8 Jun. | Patchy rain possible | 14° /11° | 0.4 mm | 3 | |
| 9 Jun. | Partly cloudy | 14° /11° | 0.1 mm | 4 | |
| 10 Jun. | Light rain shower | 15° /11° | 0.8 mm | 4 | |
| 11 Jun. | Patchy rain possible | 15° /10° | 0.7 mm | 4 | |
| 12 Jun. | Patchy rain possible | 16° /12° | 3.1 mm | 4 | |
| 13 Jun. | Light rain shower | 16° /11° | 8.1 mm | 4 | |
| 14 Jun. | Light rain shower | 15° /12° | 4.6 mm | 4 | |
| 15 Jun. | Patchy rain possible | 14° /11° | 2.3 mm | 4 | |
| 16 Jun. | Light rain shower | 15° /12° | 1.3 mm | 4 | |
| 17 Jun. | Patchy rain possible | 16° /11° | 0.1 mm | 4 | |
| 18 Jun. |  Overcast | 16° /12° | 0 mm | 5 | |
| 19 Jun. | Patchy rain possible | 18° /13° | 0.1 mm | 5 | |
| 20 Jun. | Patchy rain possible | 18° /13° | 0.2 mm | 5 | |
| 21 Jun. |  Light rain | 17° /13° | 3.8 mm | 4 | |
| 22 Jun. | Patchy rain possible | 16° /13° | 0.5 mm | 4 | |
| 23 Jun. | Patchy rain possible | 16° /13° | 0.6 mm | 4 | |
| 24 Jun. | Patchy rain possible | 18° /14° | 0.3 mm | 4 | |
| 25 Jun. | Patchy rain possible | 18° /13° | 3.7 mm | 4 | |
| 26 Jun. | Patchy rain possible | 17° /14° | 1 mm | 4 | |
| 27 Jun. | Patchy rain possible | 18° /13° | 0.3 mm | 5 | |
| 28 Jun. | Patchy rain possible | 17° /14° | 0.2 mm | 4 | |
| 29 Jun. | Overcast | 18° /13° | 0 mm | 5 | |
| 30 Jun. | Patchy rain possible | 18° /14° | 0.1 mm | 5 | |
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Important Notice
Our weather forecast for Cornwall in June 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 June - FAQ
What are the expected maximum and minimum temperatures in Cornwall during June?
During June, expect a variety of temperatures with highs around 15° and lows near 11°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cornwall during June?
In June, Cornwall can expect light to moderate rainfall, totaling 36.3 mm across approximately 6 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Cornwall during June?
The average wind speed in Cornwall during June is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
Cornwall water temperatures in June
The average water temperature of the Atlantic Ocean near Cornwall in June is 13 °C. At the beginning of June temperatures are around 12.2 °C; by the end of the month they get warmer and reach 13.8 °C.
- What is the water temperature in Cornwall in June?
- The average water temperature in Cornwall in June is 13 °C.
- Can you swim in Cornwall in June?
- Cold enough that you lose heat fast. A full 4–5 mm wetsuit (plus hood/gloves for comfort) is advisable for anything beyond a brief plunge.
June rainfall patterns in Cornwall
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