Weather in Guernsey for January 2027
In general, the average temperature in Guernsey at the beginning of January is 10 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 9.7 °C by the end of January.
Guernsey in January brings notable rainfall, with an average of 19 rainy days and a total precipitation of 127.7 mm.
Is January a good time to visit Guernsey? check out the best time to travel to Guernsey page.
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Guernsey Weather January
Temperatures trend during January in Guernsey
January weather in Guernsey day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jan. |  Moderate rain at times | 11° /8° | 7.1 mm | 0.7 | |
| 2 Jan. | Moderate rain at times | 10° /8° | 6.2 mm | 0.7 | |
| 3 Jan. |  Light rain | 9° /8° | 4.1 mm | 0.7 | |
| 4 Jan. | Light rain | 10° /7° | 6.2 mm | 0.7 | |
| 5 Jan. | Light rain | 10° /9° | 3.1 mm | 0.7 | |
| 6 Jan. | Light rain | 10° /8° | 3.4 mm | 0.7 | |
| 7 Jan. | Light rain | 10° /7° | 4.5 mm | 0.7 | |
| 8 Jan. |  Moderate rain | 9° /6° | 11.2 mm | 0.8 | |
| 9 Jan. | Light rain | 8° /6° | 3.8 mm | 0.8 | |
| 10 Jan. | Light rain | 10° /6° | 6.9 mm | 0.8 | |
| 11 Jan. | Light rain | 10° /7° | 3 mm | 0.8 | |
| 12 Jan. |  Patchy rain possible | 10° /8° | 2.2 mm | 0.8 | |
| 13 Jan. | Light rain | 10° /7° | 5.1 mm | 0.8 | |
| 14 Jan. | Light rain | 10° /7° | 3.4 mm | 0.8 | |
| 15 Jan. |  Heavy rain at times | 9° /8° | 7.8 mm | 0.9 | |
| 16 Jan. | Patchy rain possible | 9° /7° | 2.2 mm | 0.9 | |
| 17 Jan. | Moderate or heavy rain shower | 8° /6° | 9 mm | 0.9 | |
| 18 Jan. | Patchy rain possible | 8° /6° | 0.5 mm | 0.9 | |
| 19 Jan. | Patchy rain possible | 9° /7° | 0.3 mm | 0.9 | |
| 20 Jan. | Patchy rain possible | 9° /6° | 0.5 mm | 1 | |
| 21 Jan. |  Cloudy | 10° /7° | 0.8 mm | 1 | |
| 22 Jan. | Light rain shower | 9° /8° | 2.1 mm | 1 | |
| 23 Jan. | Light rain | 9° /8° | 3.7 mm | 1 | |
| 24 Jan. | Light rain | 10° /8° | 4.7 mm | 1 | |
| 25 Jan. | Light rain | 10° /7° | 4.1 mm | 1.1 | |
| 26 Jan. | Light rain | 10° /8° | 6.7 mm | 1.1 | |
| 27 Jan. | Light rain | 10° /7° | 3.9 mm | 1.1 | |
| 28 Jan. | Patchy rain possible | 9° /7° | 1.7 mm | 1.2 | |
| 29 Jan. | Light rain | 10° /8° | 4.7 mm | 1.2 | |
| 30 Jan. | Light rain | 10° /8° | 2.8 mm | 1.2 | |
| 31 Jan. | Patchy rain possible | 10° /8° | 2.1 mm | 1.3 | |
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Guide for Guernsey in January
In Guernsey, January typically experiences cool and damp weather conditions at the beginning of the month, gradually transitioning to slightly milder temperatures towards the end.
At the start of January, the weather in Guernsey is characterized by average daytime temperatures around 8° and occasional rainfall. As the month progresses, the temperatures tend to increase slightly, with daytime highs reaching around 10°.
However, it's important to note that Guernsey can experience unpredictable weather patterns, so it's advisable for visitors to be prepared for varying conditions.
The island of Guernsey, located in the English Channel, often experiences overcast skies and brisk winds during January.
While the weather may not be ideal for outdoor activities, the island's natural beauty still shines through, offering a serene and peaceful atmosphere for those who appreciate the charm of a winter landscape.
Overall, January in Guernsey presents a mix of cool temperatures, occasional rainfall, and the potential for milder weather as the month progresses. Visitors should pack layers and waterproof clothing to ensure they can comfortably explore the island and enjoy its unique attractions.