Cornwall
January
Weather in Cornwall for January 2025
Your guide to Cornwall weather in January - trends and predictions
In general, the average temperature in Cornwall at the beginning of January is -0.3 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of -3 °C by the end of January.
With an average of 5 rainy days, Cornwall experiences minimal rainfall in January, ensuring that most days remain pleasantly dry.
The climate of Cornwall in January is quite snowy, averaging 11 snowy days.
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15
Dry days
5
Rainy days
11
Snow days
-1°/-11°
Temperatures
18 km/h
Avg max wind
87 %
Avg humidity
Cornwall in January average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  -1° | 2  2° | 3  2° | 4  0° | 5 0° | ||
| 6 -2° | 7 -3° | 8  -1° | 9 1° | 10  6° | 11 -1° | 12 -1° |
| 13  1° | 14 -3° | 15  -4° | 16 -5° | 17 -5° | 18  -4° | 19 -6° |
| 20 -5° | 21 -6° | 22 0° | 23 0° | 24 -1° | 25 -3° | 26 -1° |
| 27 -2° | 28 0° | 29 -4° | 30 -7° | 31 -4° |
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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 | -1° /-4° | 0 mm | 0 cm | |
| 2 Jan. | Overcast | 2° /-3° | 0 mm | 0 cm | |
| 3 Jan. | Light snow showers | 2° /-1° | 0.2 mm | 0.1 cm | |
| 4 Jan. | Heavy snow | 0° /-7° | 3.2 mm | 2.7 cm | |
| 5 Jan. | Partly cloudy | 0° /-7° | 0 mm | 0 cm | |
| 6 Jan. | Overcast | -2° /-6° | 0 mm | 0 cm | |
| 7 Jan. | Heavy snow | -3° /-6° | 9 mm | 7.6 cm | |
| 8 Jan. | Moderate snow | -1° /-10° | 0.4 mm | 0.2 cm | |
| 9 Jan. | Moderate snow | 1° /-10° | 8.3 mm | 4.3 cm | |
| 10 Jan. | Light rain | 6° /0° | 6.2 mm | 0.1 cm | |
| 11 Jan. | Overcast | -1° /-7° | 1.2 mm | 0.9 cm | |
| 12 Jan. | Patchy moderate snow | -1° /-8° | 6.3 mm | 0.6 cm | |
| 13 Jan. | Moderate or heavy snow showers | 1° /-6° | 20.7 mm | 10.6 cm | |
| 14 Jan. | Overcast | -3° /-10° | 0.7 mm | 0.1 cm | |
| 15 Jan. | Sunny | -4° /-12° | 0.2 mm | 0.1 cm | |
| 16 Jan. | Sunny | -5° /-14° | 1.8 mm | 1.5 cm | |
| 17 Jan. | Patchy moderate snow | -5° /-14° | 1.2 mm | 0.5 cm | |
| 18 Jan. | Light freezing rain | -4° /-9° | 1.4 mm | 0 cm | |
| 19 Jan. | Patchy moderate snow | -6° /-12° | 3 mm | 2.5 cm | |
| 20 Jan. | Light freezing rain | -5° /-11° | 3.8 mm | 0.7 cm | |
| 21 Jan. | Partly cloudy | -6° /-15° | 0 mm | 0 cm | |
| 22 Jan. | Light freezing rain | 0° /-9° | 2.3 mm | 1.3 cm | |
| 23 Jan. | Overcast | 0° /-7° | 1.5 mm | 1.2 cm | |
| 24 Jan. | Light freezing rain | -1° /-11° | 3.3 mm | 1.9 cm | |
| 25 Jan. | Patchy moderate snow | -3° /-8° | 7.1 mm | 3.8 cm | |
| 26 Jan. | Patchy moderate snow | -1° /-5° | 8.3 mm | 1.6 cm | |
| 27 Jan. | Partly cloudy | -2° /-9° | 0.2 mm | 0.1 cm | |
| 28 Jan. | Patchy moderate snow | 0° /-7° | 1 mm | 0.3 cm | |
| 29 Jan. | Moderate or heavy snow showers | -4° /-10° | 5.8 mm | 4.1 cm | |
| 30 Jan. | Light freezing rain | -7° /-15° | 0.8 mm | 0 cm | |
| 31 Jan. | Partly cloudy | -4° /-15° | 0.2 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 -1° 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 168.1 mm is expected in Cornwall during January, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Cornwall during January?
Cornwall experiences an average snowfall of 78.9 cm during January, occurring over 11 days, which may interest winter sports enthusiasts.
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.
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