January
Weather in St Helier for January 2025
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 11 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 9.6 °C by the end of January.
The climate of St Helier in January is notably wet, with an average of 12 rainy days.
With an average of 3 snowy days, St Helier enjoys a light touch of snow in January.
Is January a good time to visit St Helier? check out the best time to travel to St Helier page.
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16
Dry days
12
Rainy days
3
Snow days
10°/5°
Temperatures
40 km/h
Avg max wind
75 %
Avg humidity
St Helier in January average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  12° | 2  12° | 3  11° | 4 11° | 5 11° | ||
| 6 10° | 7 10° | 8 8° | 9 7° | 10 9° | 11 10° | 12 10° |
| 13 9° | 14 9° | 15 8° | 16 6° | 17 6° | 18 7° | 19 7° |
| 20  6° | 21  10° | 22 9° | 23 9° | 24 10° | 25  10° | 26 10° |
| 27 8° | 28 9° | 29 10° | 30 10° | 31 10° |
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Temperatures trend during January in St 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° /9° | 7.4 mm | 0 cm | |
| 2 Jan. | Patchy rain possible | 12° /10° | 9.7 mm | 0 cm | |
| 3 Jan. | Heavy rain at times | 11° /9° | 5.8 mm | 0 cm | |
| 4 Jan. | Patchy rain possible | 11° /9° | 7.4 mm | 0 cm | |
| 5 Jan. | Patchy rain possible | 11° /10° | 2.4 mm | 0 cm | |
| 6 Jan. | Moderate rain at times | 10° /8° | 1.8 mm | 0 cm | |
| 7 Jan. | Heavy rain at times | 10° /7° | 2.7 mm | 0 cm | |
| 8 Jan. | Heavy rain at times | 8° /5° | 3 mm | 0 cm | |
| 9 Jan. | Patchy rain possible | 7° /4° | 2.2 mm | 0.1 cm | |
| 10 Jan. | Moderate or heavy rain shower | 9° /4° | 4.2 mm | 0 cm | |
| 11 Jan. | Moderate rain at times | 10° /5° | 1.5 mm | 0 cm | |
| 12 Jan. | Moderate or heavy rain shower | 10° /8° | 4.3 mm | 0 cm | |
| 13 Jan. | Patchy rain possible | 9° /7° | 0.6 mm | 0 cm | |
| 14 Jan. | Moderate or heavy rain shower | 9° /6° | 8.1 mm | 0 cm | |
| 15 Jan. | Moderate rain at times | 8° /5° | 5.8 mm | 0 cm | |
| 16 Jan. | Moderate rain at times | 6° /4° | 3.8 mm | 0 cm | |
| 17 Jan. | Moderate rain at times | 6° /3° | 19.1 mm | 0 cm | |
| 18 Jan. | Heavy rain at times | 7° /4° | 1.3 mm | 0 cm | |
| 19 Jan. | Patchy rain possible | 7° /5° | 0.3 mm | 0 cm | |
| 20 Jan. | Overcast | 6° /4° | 0.3 mm | 0 cm | |
| 21 Jan. | Cloudy | 10° /4° | 1.9 mm | 0 cm | |
| 22 Jan. | Overcast | 9° /5° | 2 mm | 0 cm | |
| 23 Jan. | Cloudy | 9° /6° | 1.2 mm | 0 cm | |
| 24 Jan. | Overcast | 10° /8° | 0.3 mm | 0 cm | |
| 25 Jan. | Partly cloudy | 10° /7° | 1.4 mm | 0 cm | |
| 26 Jan. | Overcast | 10° /7° | 1.3 mm | 0 cm | |
| 27 Jan. | Patchy rain possible | 8° /6° | 0.2 mm | 0 cm | |
| 28 Jan. | Overcast | 9° /6° | 0 mm | 0 cm | |
| 29 Jan. | Cloudy | 10° /7° | 0 mm | 0 cm | |
| 30 Jan. | Patchy rain possible | 10° /7° | 0.4 mm | 0 cm | |
| 31 Jan. | Overcast | 10° /7° | 0 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.
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 10° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in St Helier during January?
Significant rainfall exceeding 200.6 mm is expected in St Helier during January, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in St Helier during January?
St Helier experiences an average snowfall of 0.3 cm during January, occurring over 3 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in St Helier during January?
The average wind speed in St Helier during January is 40 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to St Helier in January?
As you prepare for your trip to St Helier in January, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in St Helier, during January, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
January rainfall patterns in St Helier
Explore the daily rainfall trends and prepare for St Heliers January weather 💧
January snowfall in St Helier
Track daily snowfall levels and discover St Helier’s snowy potential this January ❄️
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