January
Weather in St Helier for January 2027
Your guide to St Helier weather in January - trends and predictions
In general, the average temperature in St Helier at the beginning of January is 9.7 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 9.2 °C by the end of January.
St Helier in January brings notable rainfall, with an average of 19 rainy days and a total precipitation of 128.1 mm.
Is January a good time to visit St Helier? check out the best time to travel to St Helier page.
Temperatures
Rain 🌧️
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12
Dry days
19
Rainy days
0
Snow days
9°/7°
Temperatures
41 km/h
Avg max wind
76 %
Avg humidity
St Helier Weather January
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Temperatures trend during January in St Helier
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January weather in St Helier day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Jan. |  Moderate rain at times | 11° /8° | 7.4 mm | 0 cm | |
| 2 Jan. |  Light rain | 10° /8° | 8.3 mm | 0 cm | |
| 3 Jan. | Light rain | 9° /7° | 3.3 mm | 0 cm | |
| 4 Jan. | Light rain | 10° /7° | 5.8 mm | 0 cm | |
| 5 Jan. | Light rain | 10° /9° | 4.3 mm | 0 cm | |
| 6 Jan. | Light rain | 10° /8° | 3.6 mm | 0 cm | |
| 7 Jan. | Light rain | 10° /7° | 4.8 mm | 0 cm | |
| 8 Jan. |  Heavy rain at times | 9° /6° | 8.7 mm | 0 cm | |
| 9 Jan. | Light rain | 7° /5° | 3.5 mm | 0.1 cm | |
| 10 Jan. | Moderate or heavy rain shower | 9° /5° | 6 mm | 0 cm | |
| 11 Jan. | Light rain | 9° /6° | 2.5 mm | 0 cm | |
| 12 Jan. | Light rain | 9° /8° | 3 mm | 0 cm | |
| 13 Jan. | Light rain | 8° /7° | 3.6 mm | 0 cm | |
| 14 Jan. | Light rain | 9° /7° | 4.4 mm | 0 cm | |
| 15 Jan. | Moderate rain at times | 9° /7° | 6.4 mm | 0 cm | |
| 16 Jan. |  Patchy rain possible | 8° /6° | 2.2 mm | 0 cm | |
| 17 Jan. | Moderate rain at times | 7° /5° | 9.6 mm | 0 cm | |
| 18 Jan. | Patchy rain possible | 7° /5° | 0.9 mm | 0 cm | |
| 19 Jan. | Patchy rain possible | 8° /6° | 0.4 mm | 0 cm | |
| 20 Jan. |  Overcast | 8° /5° | 0.2 mm | 0 cm | |
| 21 Jan. | Patchy rain possible | 9° /5° | 1.2 mm | 0 cm | |
| 22 Jan. | Light rain | 9° /6° | 4.8 mm | 0 cm | |
| 23 Jan. | Light rain | 9° /7° | 2.6 mm | 0 cm | |
| 24 Jan. | Light rain | 10° /7° | 6 mm | 0 cm | |
| 25 Jan. | Light rain | 9° /7° | 4.9 mm | 0 cm | |
| 26 Jan. | Light rain | 10° /7° | 4.8 mm | 0 cm | |
| 27 Jan. | Light rain | 9° /6° | 3 mm | 0 cm | |
| 28 Jan. | Patchy rain possible | 9° /7° | 1.5 mm | 0 cm | |
| 29 Jan. | Light rain | 10° /7° | 4.3 mm | 0 cm | |
| 30 Jan. | Light rain | 9° /8° | 4.2 mm | 0 cm | |
| 31 Jan. | Patchy rain possible | 10° /8° | 2 mm | 0 cm | |
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Important Notice
Our weather forecast for St Helier 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 St Helier forecast closer to your planned date for the most up-to-date weather information.
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St Helier in January - FAQ
What are the expected maximum and minimum temperatures in St Helier during January?
During January, expect a variety of temperatures with highs around 9° and lows near 7°, suitable for diverse activities and preferences.
How much rainfall should be expected in St Helier during January?
Significant rainfall exceeding 128.1 mm is expected in St Helier during January, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
Will it snow in St Helier in January 2027?
St Helier typically sees 0.1 cm of snowfall during January.
What are the typical wind conditions in St Helier during January?
The average wind speed in St Helier during January is 41 km/h, suggesting breezy to windy conditions, depending on your activities.
St Helier snow forecast January 2027
Track daily snowfall levels and discover St Helier’s snowy potential this January ❄️
January rainfall patterns in St Helier
Explore the daily rainfall trends and prepare for St Heliers January weather 💧
Typically, St Helier has 19 rainy days in January with a total of 128.1 mm of rainfall.
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