Cornwall (St Ives)
January
Weather in Cornwall for January 2027
Your guide to Cornwall weather in January - trends and predictions
Snowfall in Cornwall during January is quite rare, with fewer than 2 snowy days on average.
Cornwall in January brings notable rainfall, with an average of 20 rainy days and a total precipitation of 157.3 mm.
Is January a good time to visit Cornwall? check out the best time to travel to Cornwall page.
✨ Is January a good time to visit Cornwall? – Ask the AI Weatherman
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10
Dry days
20
Rainy days
1
Snow days
9°/6°
Temperatures
41 km/h
Avg max wind
79 %
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. |  Light rain | 10° /5° | 5.4 mm | 0 cm | |
| 2 Jan. |  Patchy rain possible | 8° /5° | 0.3 mm | 0 cm | |
| 3 Jan. |  Overcast | 5° /4° | 0.4 mm | 0 cm | |
| 4 Jan. | Light rain | 9° /4° | 5.5 mm | 0 cm | |
| 5 Jan. | Light rain | 9° /6° | 6.8 mm | 0 cm | |
| 6 Jan. | Light rain | 8° /5° | 4 mm | 0 cm | |
| 7 Jan. | Light rain | 10° /6° | 3.5 mm | 0 cm | |
| 8 Jan. |  Moderate rain | 8° /4° | 16.6 mm | 0.2 cm | |
| 9 Jan. | Light rain | 7° /5° | 4.9 mm | 0.8 cm | |
| 10 Jan. | Light rain | 10° /5° | 8.4 mm | 0 cm | |
| 11 Jan. | Patchy rain possible | 11° /9° | 1.8 mm | 0 cm | |
| 12 Jan. | Patchy rain possible | 10° /8° | 1 mm | 0 cm | |
| 13 Jan. | Light rain | 10° /7° | 3.1 mm | 0 cm | |
| 14 Jan. |  Partly cloudy | 10° /7° | 0.9 mm | 0 cm | |
| 15 Jan. | Light rain | 10° /7° | 2.9 mm | 0 cm | |
| 16 Jan. | Light rain | 10° /7° | 3.4 mm | 0 cm | |
| 17 Jan. | Patchy rain possible | 10° /7° | 1.6 mm | 0 cm | |
| 18 Jan. | Partly cloudy | 10° /7° | 0 mm | 0 cm | |
| 19 Jan. | Light rain shower | 10° /7° | 0.9 mm | 0 cm | |
| 20 Jan. | Patchy rain possible | 10° /7° | 0.4 mm | 0 cm | |
| 21 Jan. | Patchy rain possible | 10° /7° | 0.9 mm | 0 cm | |
| 22 Jan. | Light rain | 9° /7° | 3.5 mm | 0 cm | |
| 23 Jan. | Moderate rain | 9° /7° | 12.1 mm | 0 cm | |
| 24 Jan. | Light rain | 10° /7° | 9.2 mm | 0 cm | |
| 25 Jan. | Moderate rain | 9° /7° | 5.9 mm | 0 cm | |
| 26 Jan. | Moderate rain | 10° /7° | 16.8 mm | 0 cm | |
| 27 Jan. | Light rain | 10° /7° | 5.1 mm | 0 cm | |
| 28 Jan. | Light rain | 9° /7° | 3.7 mm | 0 cm | |
| 29 Jan. | Moderate rain | 9° /6° | 21.4 mm | 0 cm | |
| 30 Jan. | Light rain | 9° /7° | 5.4 mm | 0 cm | |
| 31 Jan. | Patchy rain possible | 10° /7° | 1.4 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.
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Cornwall in January - FAQ
What are the expected maximum and minimum temperatures in Cornwall during January?
During January, expect a variety of temperatures with highs around 9° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cornwall during January?
Significant rainfall exceeding 157.3 mm is expected in Cornwall during January, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Cornwall in January 2027?
Cornwall typically sees 1.1 cm of snowfall during January.
What are the typical wind conditions in Cornwall during January?
The average wind speed in Cornwall during January is 41 km/h, suggesting breezy to windy conditions, depending on your activities.
Cornwall water temperatures in January
The average water temperature of the Atlantic Ocean near Cornwall in January is 9.6 °C. At the beginning of January temperatures are around 10 °C; by the end of the month they get a bit cooler and reach 9.2 °C.
- What is the water temperature in Cornwall in January?
- The average water temperature in Cornwall in January is 9.6 °C.
- Can you swim in Cornwall in January?
- Dangerously cold water: hypothermia risk is high. Only experienced cold-water swimmers with proper gear should consider entering.
Cornwall snow forecast January 2027
Track daily snowfall levels and discover Cornwall’s snowy potential this January ❄️
On average, Cornwall sees 1 snowy days during January, with approximately 1.1 cm of total snowfall.
January rainfall patterns in Cornwall
Explore the daily rainfall trends and prepare for Cornwalls January weather 💧
Typically, Cornwall has 20 rainy days in January with a total of 157.3 mm of rainfall.
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