January
Weather in Saint Helier for January 2026
Your guide to Saint Helier weather in January - trends and predictions
Snowfall in Saint Helier during January is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Saint Helier at the beginning of January is 10.9 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 9.6 °C by the end of January.
Saint Helier experiences heavy rainfall in January, with over 20 rainy days and an average total precipitation 100.3 mm.
Snow Forecast ❄️
Temperatures
Rain 🌧️
9
Dry days
21
Rainy days
1
Snow days
9°/7°
Temperatures
40 km/h
Avg max wind
74 %
Avg humidity
Saint Helier Weather January
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  12° | 2  10° | 3  10° | 4 11° | |||
| 5 12° | 6 11° | 7 10° | 8 8° | 9 7° | 10 10° | 11 9° |
| 12 9° | 13 8° | 14 9° | 15 9° | 16  8° | 17 7° | 18 7° |
| 19 8° | 20  7° | 21 9° | 22 9° | 23 9° | 24 10° | 25 10° |
| 26 10° | 27 9° | 28 9° | 29 10° | 30 9° | 31 10° |
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Temperatures trend during January in Saint Helier
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. | Moderate rain at times | 12° /8° | 9.3 mm | 0 cm | |
| 2 Jan. | Light rain shower | 10° /8° | 10.8 mm | 0 cm | |
| 3 Jan. | Heavy rain at times | 10° /7° | 3.8 mm | 0 cm | |
| 4 Jan. | Patchy rain possible | 11° /7° | 7.7 mm | 0 cm | |
| 5 Jan. | Patchy rain possible | 12° /10° | 4.1 mm | 0 cm | |
| 6 Jan. | Moderate rain at times | 11° /8° | 4.3 mm | 0 cm | |
| 7 Jan. | Heavy rain at times | 10° /7° | 4.2 mm | 0 cm | |
| 8 Jan. | Heavy rain at times | 8° /5° | 8.4 mm | 0 cm | |
| 9 Jan. | Patchy rain possible | 7° /4° | 3 mm | 0.1 cm | |
| 10 Jan. | Moderate or heavy rain shower | 10° /4° | 7.6 mm | 0 cm | |
| 11 Jan. | Moderate rain at times | 9° /5° | 1.7 mm | 0 cm | |
| 12 Jan. | Moderate or heavy rain shower | 9° /7° | 2.8 mm | 0 cm | |
| 13 Jan. | Patchy rain possible | 8° /6° | 0.4 mm | 0 cm | |
| 14 Jan. | Moderate or heavy rain shower | 9° /6° | 5.4 mm | 0 cm | |
| 15 Jan. | Moderate rain at times | 9° /6° | 3.9 mm | 0 cm | |
| 16 Jan. | Cloudy | 8° /5° | 2.5 mm | 0 cm | |
| 17 Jan. | Moderate rain at times | 7° /4° | 12.8 mm | 0 cm | |
| 18 Jan. | Heavy rain at times | 7° /4° | 0.9 mm | 0 cm | |
| 19 Jan. | Patchy rain possible | 8° /5° | 0.3 mm | 0 cm | |
| 20 Jan. | Overcast | 7° /4° | 0.2 mm | 0 cm | |
| 21 Jan. | Cloudy | 9° /4° | 1.4 mm | 0 cm | |
| 22 Jan. | Overcast | 9° /6° | 5.3 mm | 0 cm | |
| 23 Jan. | Cloudy | 9° /7° | 2.2 mm | 0 cm | |
| 24 Jan. | Overcast | 10° /6° | 7.7 mm | 0 cm | |
| 25 Jan. | Patchy rain possible | 10° /7° | 1.7 mm | 0 cm | |
| 26 Jan. | Overcast | 10° /6° | 5.1 mm | 0 cm | |
| 27 Jan. | Patchy rain possible | 9° /5° | 2.1 mm | 0 cm | |
| 28 Jan. | Overcast | 9° /7° | 1.7 mm | 0 cm | |
| 29 Jan. | Cloudy | 10° /7° | 4.6 mm | 0 cm | |
| 30 Jan. | Patchy rain possible | 9° /7° | 3 mm | 0 cm | |
| 31 Jan. | Overcast | 10° /7° | 2.2 mm | 0 cm | |
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Important Notice
Our weather forecast for Saint 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 Saint Helier forecast closer to your planned date for the most up-to-date weather information.
Saint Helier in January - FAQ
What are the expected maximum and minimum temperatures in Saint 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 Saint Helier during January?
Significant rainfall exceeding 100.3 mm is expected in Saint Helier during January, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Saint Helier in January 2026?
Saint Helier typically sees 0.14 cm of snowfall during January.
What are the typical wind conditions in Saint Helier during January?
The average wind speed in Saint Helier during January is 40 km/h, suggesting breezy to windy conditions, depending on your activities.
Saint Helier snow forecast January 2026
Track daily snowfall levels and discover Saint Helier’s snowy potential this January ❄️
January rainfall patterns in Saint Helier
Explore the daily rainfall trends and prepare for Saint Heliers January weather 💧
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