Leinster (Dublin)
January
Weather in Leinster for January 2026
Your guide to Leinster weather in January - trends and predictions
Yellow Rain Warning - See hour by hour.
With an average of 4 snowy days, Leinster usually enjoys a light touch of snow in January.
According to Leinster snow forecast for January 2026, no snow is expected until the end of the month.Until now, January 2026 in Leinster is slightly cooler than the historical average by -1 °C.
Expect cooler weather in the next days in Leinster with the forecast suggesting a temperature of 7.5 °C, lower than the historical average.
In general, the average temperature in Leinster at the beginning of January is 7.1 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 8.7 °C by the end of January.
Official Weather Alert ⚠️
Snow Forecast ❄️
Temperatures
6
Dry days
21
Rainy days
4
Snow days
8°/3°
Temperatures
28 km/h
Avg max wind
81 %
Avg humidity
Leinster Weather January
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What’s the Weather Like in Leinster This January?
Discover the average temperatures and weather trends across Leinster’s cities this January.
Temperatures trend during January in Leinster
See the weather trend as well as the moving average line
January weather in Leinster day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Jan. |  Patchy rain possible | 9° /4° | 3.3 mm | 0 cm | |
| 2 Jan. | Patchy rain possible | 7° /3° | 1.3 mm | 0 cm | |
| 3 Jan. |  Heavy rain at times | 8° /3° | 3.3 mm | 0 cm | |
| 4 Jan. |  Cloudy | 7° /3° | 2.5 mm | 0.4 cm | |
| 5 Jan. |  Overcast | 6° /2° | 8.2 mm | 4.6 cm | |
| 6 Jan. | Overcast | 7° /2° | 1.2 mm | 0.1 cm | |
| 7 Jan. | Patchy rain possible | 6° /2° | 0.7 mm | 0 cm | |
| 8 Jan. | Patchy rain possible | 6° /2° | 0.7 mm | 0 cm | |
| 9 Jan. | Overcast | 5° /2° | 0.6 mm | 0 cm | |
| 10 Jan. | Overcast | 8° /3° | 3.8 mm | 0.2 cm | |
| 11 Jan. | Patchy rain possible | 9° /4° | 5.2 mm | 0 cm | |
| 12 Jan. | Patchy rain possible | 9° /4° | 2.2 mm | 0 cm | |
| 13 Jan. |  Moderate rain at times | 9° /4° | 2.6 mm | 0 cm | |
| 14 Jan. | Moderate rain at times | 9° /3° | 3.3 mm | 0 cm | |
| 15 Jan. | Patchy rain possible | 7° /3° | 1.6 mm | 0 cm | |
| 16 Jan. | Overcast | 7° /2° | 0.8 mm | 0 cm | |
| 17 Jan. | Overcast | 7° /2° | 0.8 mm | 0.1 cm | |
| 18 Jan. | Patchy rain possible | 7° /2° | 0.6 mm | 0 cm | |
| 19 Jan. | Patchy rain possible | 8° /3° | 3 mm | 0 cm | |
| 20 Jan. | Moderate rain at times | 9° /4° | 4.4 mm | 0 cm | |
| 21 Jan. | Light rain shower | 9° /4° | 2.1 mm | 0 cm | |
| 22 Jan. | Patchy rain possible | 8° /3° | 2.1 mm | 0 cm | |
| 23 Jan. |  Light rain | 8° /3° | 3 mm | 0 cm | |
| 24 Jan. | Patchy rain possible | 9° /3° | 3 mm | 0 cm | |
| 25 Jan. | Patchy rain possible | 8° /3° | 1 mm | 0 cm | |
| 26 Jan. | Light rain shower | 8° /3° | 5 mm | 0 cm | |
| 27 Jan. | Patchy rain possible | 9° /4° | 3.6 mm | 0 cm | |
| 28 Jan. | Patchy rain possible | 10° /4° | 3.5 mm | 0 cm | |
| 29 Jan. | Overcast | 9° /3° | 4.9 mm | 0 cm | |
| 30 Jan. | Patchy rain possible | 9° /5° | 1.5 mm | 0 cm | |
| 31 Jan. | Patchy rain possible | 8° /3° | 1.5 mm | 0 cm | |
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Important Notice
Our weather forecast for Leinster 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 Leinster forecast closer to your planned date for the most up-to-date weather information.
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Leinster in January - FAQ
What are the expected maximum and minimum temperatures in Leinster during January?
Prepare for cooler days with highs just around 8° and colder nights, dipping below 3°.
How much rainfall should be expected in Leinster during January?
Moderate rainfall is anticipated in Leinster during January, with a total of 80.9 mm spread over approximately 21 days. Considering plans for rainy days is advisable.
Will it snow in Leinster in January 2026?
Leinster experiences an average snowfall of 6.126 cm during January, occurring over 4 days.
What are the typical wind conditions in Leinster during January?
The average wind speed in Leinster during January is 28 km/h, suggesting breezy to windy conditions, depending on your activities.
Leinster snow forecast January 2026
Track daily snowfall levels and discover Leinster’s snowy potential this January ❄️
On average, Leinster sees 4 snowy days during January, with approximately 6.1 cm of total snowfall.
January rainfall patterns in Leinster
Explore the daily rainfall trends and prepare for Leinsters January weather 💧
Typically, Leinster has 21 rainy days in January with a total of 80.9 mm of rainfall.
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