Click on a day for an hourly weather forecast
The weather in Cavan in December is very cold with temperatures between 3°C and 7°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Cavan during the month of December. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Please note that Cavan can expect a few days of snow in December.
Our weather forecast can give you a great sense of what weather to expect in Cavan in December 2024.
If you’re planning to visit Cavan in the near future, we highly recommend that you review the 14 day weather forecast for Cavan before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 6° / 2° | 8 | 18 | 5 | 59 mm | Awful | Cavan in January |
| February | 7° / 2° | 8 | 16 | 5 | 59 mm | Awful | Cavan in February |
| March | 9° / 2° | 7 | 21 | 3 | 51 mm | Awful | Cavan in March |
| April | 11° / 4° | 4 | 24 | 1 | 41 mm | Ok | Cavan in April |
| May | 14° / 6° | 6 | 25 | 0 | 55 mm | Good | Cavan in May |
| June | 16° / 8° | 5 | 25 | 0 | 66 mm | Good | Cavan in June |
| July | 17° / 10° | 7 | 24 | 0 | 78 mm | Ok | Cavan in July |
| August | 17° / 10° | 6 | 25 | 0 | 66 mm | Good | Cavan in August |
| September | 15° / 9° | 5 | 25 | 0 | 44 mm | Good | Cavan in September |
| October | 12° / 7° | 6 | 25 | 0 | 62 mm | Ok | Cavan in October |
| November | 9° / 4° | 7 | 22 | 1 | 63 mm | Bad | Cavan in November |
| December | 7° / 3° | 7 | 22 | 2 | 57 mm | Awful | Cavan in December |