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Cornwall weather
Current conditions and a 14-day forecast for Cornwall, United States. Looking for typical seasonal weather instead? See the historical climate averages.
Now
33°C
Clear sky · feels 36°C
Humidity
48%
relative humidity
Wind
17 km/h
10m wind speed
Chance of rain
5%
today
Next 24 hours in Cornwall
| Time | Conditions | Temp | Rain chance |
|---|---|---|---|
| 1pm | Clear sky | 33°C | 0% |
| 2pm | Clear sky | 33°C | 0% |
| 3pm | Clear sky | 31°C | 1% |
| 4pm | Overcast | 31°C | 1% |
| 5pm | Clear sky | 31°C | 5% |
| 6pm | Clear sky | 30°C | 1% |
| 7pm | Clear sky | 28°C | 1% |
| 8pm | Overcast | 26°C | 2% |
| 9pm | Overcast | 26°C | 1% |
| 10pm | Overcast | 25°C | 1% |
| 11pm | Overcast | 24°C | 3% |
| 12am | Overcast | 23°C | 3% |
| 1am | Overcast | 23°C | 3% |
| 2am | Overcast | 23°C | 4% |
| 3am | Overcast | 22°C | 1% |
| 4am | Overcast | 22°C | 0% |
| 5am | Overcast | 22°C | 0% |
| 6am | Overcast | 22°C | 0% |
| 7am | Overcast | 22°C | 0% |
| 8am | Overcast | 22°C | 0% |
| 9am | Overcast | 24°C | 0% |
| 10am | Overcast | 26°C | 1% |
| 11am | Overcast | 27°C | 1% |
| 12pm | Overcast | 29°C | 1% |
14-day forecast for Cornwall
| Day | Conditions | High / Low | Rain chance |
|---|---|---|---|
| Today | Overcast | 33° / 24° | 5% |
| Thu, Jul 16 | Overcast | 33° / 22° | 4% |
| Fri, Jul 17 | Overcast | 31° / 18° | 1% |
| Sat, Jul 18 | Slight rain | 23° / 20° | 73% |
| Sun, Jul 19 | Light drizzle | 28° / 16° | 73% |
| Mon, Jul 20 | Overcast | 28° / 13° | 9% |
| Tue, Jul 21 | Moderate drizzle | 28° / 17° | 50% |
| Wed, Jul 22 | Overcast | 29° / 16° | 42% |
| Thu, Jul 23 | Light drizzle | 29° / 14° | 14% |
| Fri, Jul 24 | Overcast | 29° / 14° | 12% |
| Sat, Jul 25 | Dense drizzle | 31° / 19° | 19% |
| Sun, Jul 26 | Light drizzle | 22° / 13° | 52% |
| Mon, Jul 27 | Overcast | 29° / 15° | 55% |
| Tue, Jul 28 | Clear sky | 29° / 11° | 27% |
Want more sun and moon detail for Cornwall? Use the sun calculator or moon calculator and search for Cornwall. For a live look at any other city, try the interactive weather tool.
Frequently asked questions
What's the weather like in Cornwall today?
Current conditions and today's forecast for Cornwall, United States are shown above, refreshed regularly through the day.
How accurate is a 14-day forecast?
A forecast is most reliable for the next 3-5 days. Beyond that, temperature and precipitation chances further out are a general trend rather than an exact prediction.
What is Cornwall's weather usually like?
For long-term averages — typical monthly temperatures and rainfall based on years of historical data — see Cornwall's climate page rather than this live forecast.