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The weather in Leinster in January is very cold with temperatures between 4°C and 8°C, warm clothes are a must.
You can expect rain for roughly half of the month of January in Leinster. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Please note that Leinster can expect a few days of snow in January.
Our weather forecast can give you a great sense of what weather to expect in Leinster in January 2025.
If you’re planning to visit Leinster in the near future, we highly recommend that you review the 14 day weather forecast for Leinster before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 8° / 4° | 10 | 18 | 2 | 103 mm | Awful | Leinster in January |
| February | 8° / 4° | 8 | 18 | 2 | 92 mm | Awful | Leinster in February |
| March | 9° / 5° | 7 | 23 | 1 | 78 mm | Bad | Leinster in March |
| April | 10° / 6° | 7 | 22 | 1 | 72 mm | Bad | Leinster in April |
| May | 13° / 8° | 6 | 25 | 0 | 74 mm | Ok | Leinster in May |
| June | 15° / 11° | 6 | 24 | 0 | 98 mm | Good | Leinster in June |
| July | 17° / 12° | 7 | 24 | 0 | 97 mm | Ok | Leinster in July |
| August | 17° / 12° | 7 | 24 | 0 | 106 mm | Ok | Leinster in August |
| September | 16° / 11° | 7 | 23 | 0 | 89 mm | Ok | Leinster in September |
| October | 13° / 10° | 8 | 23 | 0 | 123 mm | Bad | Leinster in October |
| November | 10° / 7° | 9 | 21 | 0 | 124 mm | Bad | Leinster in November |
| December | 8° / 5° | 9 | 20 | 2 | 114 mm | Awful | Leinster in December |