Cornwall
January
Weather in Cornwall for January 2026
Your guide to Cornwall weather in January - trends and predictions
Cold Weather Advisory - See hour by hour.
Cornwall is transformed into a snow paradise in January, with more than 20 snowy days on average.
According to Cornwall snow forecast for January 2026, no snow is expected until the end of the month.Until now, January 2026 in Cornwall is slightly cooler than the historical average by -1.8 °C.
The forecast for the coming days of January 2026 predicts a temperature of -10.7 °C , which is warmer than usual.
In general, the average temperature in Cornwall at the beginning of January is -3.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of -6.7 °C by the end of January.
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Snow Forecast ❄️
Temperatures
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8
Dry days
1
Rainy days
22
Snow days
-3°/-9°
Temperatures
19 km/h
Avg max wind
82 %
Avg humidity
Cornwall Weather January
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Temperatures trend during January in Cornwall
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January weather in Cornwall day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Jan. |  Partly cloudy | -3° /-6° | 25 mm | 6.1 cm | |
| 2 Jan. |  Overcast | -2° /-7° | 6.3 mm | 1.1 cm | |
| 3 Jan. |  Light snow showers | -3° /-7° | 0.1 mm | 0 cm | |
| 4 Jan. |  Heavy snow | -5° /-10° | 1.1 mm | 0.9 cm | |
| 5 Jan. | Overcast | -5° /-12° | 0.5 mm | 0.4 cm | |
| 6 Jan. | Overcast | -4° /-9° | 0 mm | 0 cm | |
| 7 Jan. | Heavy snow | -3° /-7° | 11.7 mm | 8.8 cm | |
| 8 Jan. |  Moderate snow | -3° /-7° | 2 mm | 1.4 cm | |
| 9 Jan. | Moderate snow | 0° /-10° | 5.5 mm | 1.4 cm | |
| 10 Jan. |  Light rain | 1° /-4° | 2.1 mm | 0 cm | |
| 11 Jan. | Moderate snow | -1° /-7° | 7.6 mm | 5.6 cm | |
| 12 Jan. | Patchy moderate snow | 0° /-8° | 3.2 mm | 0.3 cm | |
| 13 Jan. |  Moderate or heavy snow showers | 1° /-5° | 11.1 mm | 5.8 cm | |
| 14 Jan. | Overcast | -1° /-7° | 0.3 mm | 0.1 cm | |
| 15 Jan. |  Sunny | -3° /-13° | 1.6 mm | 1.1 cm | |
| 16 Jan. | Overcast | -5° /-13° | 0.9 mm | 0.8 cm | |
| 17 Jan. | Overcast | -2° /-11° | 0.6 mm | 0.3 cm | |
| 18 Jan. | Overcast | -2° /-6° | 1.4 mm | 0.3 cm | |
| 19 Jan. | Overcast | -4° /-12° | 3.6 mm | 2.7 cm | |
| 20 Jan. | Overcast | -7° /-13° | 1.9 mm | 0.4 cm | |
| 21 Jan. | Partly cloudy | -6° /-14° | 1.6 mm | 1.2 cm | |
| 22 Jan. |  Light freezing rain | -1° /-9° | 1.1 mm | 0.6 cm | |
| 23 Jan. | Overcast | -2° /-10° | 0.7 mm | 0.6 cm | |
| 24 Jan. | Light freezing rain | -5° /-14° | 1.6 mm | 1 cm | |
| 25 Jan. | Overcast | -6° /-12° | 4 mm | 2.2 cm | |
| 26 Jan. | Patchy moderate snow | -3° /-8° | 11.1 mm | 5.9 cm | |
| 27 Jan. | Partly cloudy | -3° /-10° | 3.7 mm | 0.9 cm | |
| 28 Jan. | Overcast | -2° /-11° | 1.1 mm | 0.2 cm | |
| 29 Jan. | Moderate or heavy snow showers | -6° /-11° | 2.9 mm | 2.1 cm | |
| 30 Jan. | Light freezing rain | -14° /-22° | 0.4 mm | 0 cm | |
| 31 Jan. | Partly cloudy | -13° /-23° | 0 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Cornwall in January 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 January - FAQ
What are the expected maximum and minimum temperatures in Cornwall during January?
Brace for cold days with temperatures not exceeding -3° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Cornwall during January?
Significant rainfall exceeding 124 mm is expected in Cornwall during January, occurring over more than 1 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Cornwall in January 2026?
Cornwall experiences an average snowfall of 48.7517 cm during January, occurring over 22 days.
What are the typical wind conditions in Cornwall during January?
The average wind speed in Cornwall during January is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
Cornwall snow forecast January 2026
Track daily snowfall levels and discover Cornwall’s snowy potential this January ❄️
On average, Cornwall sees 22 snowy days during January, with approximately 48.8 cm of total snowfall.
January rainfall patterns in Cornwall
Explore the daily rainfall trends and prepare for Cornwalls January weather 💧
Typically, Cornwall has 1 rainy days in January with a total of 124 mm of rainfall.
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