Cornwall
January
Weather in Cornwall for January 2026
Your guide to Cornwall weather in January - trends and predictions
Cornwall is transformed into a snow paradise in January, with more than 20 snowy days on average.
In general, the average temperature in Cornwall at the beginning of January is -2.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of -2.7 °C by the end of January.
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Snow Forecast ❄️
Temperatures
More
8
Dry days
2
Rainy days
21
Snow days
-2°/-8°
Temperatures
18 km/h
Avg max wind
86 %
Avg humidity
Cornwall Weather January
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  0° | 2  1° | 3  -0° | ||||
| 4  -3° | 5 -3° | 6 -5° | 7 -5° | 8  -4° | 9 -2° | 10  0° |
| 11 -2° | 12 -1° | 13  1° | 14 -3° | 15  -4° | 16 -4° | 17 -3° |
| 18 -2° | 19 -4° | 20  -7° | 21 -7° | 22 -2° | 23 -1° | 24 -2° |
| 25 -3° | 26 -1° | 27 -1° | 28 -0° | 29 -5° | 30 -6° | 31 -3° |
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Temperatures trend during January in Cornwall
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Jan. | Partly cloudy | 0° /-2° | 37.4 mm | 9.1 cm | |
| 2 Jan. | Overcast | 1° /-3° | 9.4 mm | 1.7 cm | |
| 3 Jan. | Light snow showers | 0° /-4° | 0.1 mm | 0.1 cm | |
| 4 Jan. | Heavy snow | -3° /-8° | 1.6 mm | 1.3 cm | |
| 5 Jan. | Partly cloudy | -3° /-9° | 0 mm | 0 cm | |
| 6 Jan. | Overcast | -5° /-9° | 0 mm | 0 cm | |
| 7 Jan. | Heavy snow | -5° /-9° | 7.4 mm | 6 cm | |
| 8 Jan. | Moderate snow | -4° /-11° | 3 mm | 2.2 cm | |
| 9 Jan. | Moderate snow | -2° /-12° | 4.2 mm | 2.2 cm | |
| 10 Jan. | Light rain | 0° /-5° | 3.1 mm | 0 cm | |
| 11 Jan. | Moderate snow | -2° /-7° | 2.4 mm | 1.8 cm | |
| 12 Jan. | Patchy moderate snow | -1° /-8° | 4.2 mm | 0.4 cm | |
| 13 Jan. | Moderate or heavy snow showers | 1° /-6° | 14.8 mm | 7.8 cm | |
| 14 Jan. | Overcast | -3° /-8° | 0.5 mm | 0.1 cm | |
| 15 Jan. | Sunny | -4° /-12° | 0.1 mm | 0.1 cm | |
| 16 Jan. | Sunny | -4° /-12° | 1.2 mm | 1 cm | |
| 17 Jan. | Patchy moderate snow | -3° /-12° | 0.8 mm | 0.3 cm | |
| 18 Jan. | Overcast | -2° /-6° | 1.4 mm | 0.3 cm | |
| 19 Jan. | Overcast | -4° /-12° | 4.1 mm | 3.2 cm | |
| 20 Jan. | Light freezing rain | -7° /-12° | 2.5 mm | 0.5 cm | |
| 21 Jan. | Partly cloudy | -7° /-14° | 0 mm | 0 cm | |
| 22 Jan. | Light freezing rain | -2° /-11° | 1.5 mm | 0.8 cm | |
| 23 Jan. | Overcast | -1° /-8° | 1 mm | 0.8 cm | |
| 24 Jan. | Light freezing rain | -2° /-11° | 2.2 mm | 1.3 cm | |
| 25 Jan. | Patchy moderate snow | -3° /-10° | 4.7 mm | 2.6 cm | |
| 26 Jan. | Patchy moderate snow | -1° /-6° | 5.5 mm | 1.1 cm | |
| 27 Jan. | Partly cloudy | -1° /-8° | 5 mm | 1.2 cm | |
| 28 Jan. | Patchy moderate snow | 0° /-10° | 1.5 mm | 0.2 cm | |
| 29 Jan. | Moderate or heavy snow showers | -5° /-11° | 3.9 mm | 2.7 cm | |
| 30 Jan. | Light freezing rain | -6° /-15° | 0.5 mm | 0 cm | |
| 31 Jan. | Partly cloudy | -3° /-13° | 0.1 mm | 0 cm | |
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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.
Cornwall in January - FAQ
What are the expected maximum and minimum temperatures in Cornwall during January?
Brace for cold days with temperatures not exceeding -2° 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?
Moderate rainfall is anticipated in Cornwall during January, with a total of 97.6 mm spread over approximately 2 days. Considering plans for rainy days is advisable.
Will it snow in Cornwall in January 2026?
Cornwall experiences an average snowfall of 46.99 cm during January, occurring over 21 days.
What are the typical wind conditions in Cornwall during January?
The average wind speed in Cornwall during January is 18 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 ❄️
January rainfall patterns in Cornwall
Explore the daily rainfall trends and prepare for Cornwalls January weather 💧
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