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The temperatures in Nuevo Leon in December are quite cold with temperatures between 5°C and 15°C, warm clothes are a must.
Nuevo Leon is going to be cold and wet in the month of December. Expect low temperatures and a few days of rain, so be sure to bundle up to avoid catching a cold.
Please note that Nuevo Leon can expect a few days of snow in December.
Our weather forecast can give you a great sense of what weather to expect in Nuevo Leon in December 2026.
If you’re planning to visit Nuevo Leon in the near future, we highly recommend that you review the 14 day weather forecast for Nuevo Leon before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 16° / 5° | 2 | 28 | 1 | 45 mm | Good | Nuevo Leon in January |
| February | 17° / 6° | 2 | 25 | 1 | 36 mm | Good | Nuevo Leon in February |
| March | 20° / 8° | 1 | 30 | 0 | 18 mm | Good | Nuevo Leon in March |
| April | 24° / 11° | 1 | 29 | 0 | 10 mm | Perfect | Nuevo Leon in April |
| May | 28° / 13° | 1 | 31 | 0 | 4 mm | Perfect | Nuevo Leon in May |
| June | 33° / 19° | 1 | 29 | 0 | 24 mm | Good | Nuevo Leon in June |
| July | 31° / 22° | 12 | 19 | 0 | 265 mm | Ok | Nuevo Leon in July |
| August | 31° / 21° | 10 | 21 | 0 | 206 mm | Ok | Nuevo Leon in August |
| September | 29° / 19° | 5 | 25 | 0 | 123 mm | Good | Nuevo Leon in September |
| October | 26° / 14° | 1 | 30 | 0 | 26 mm | Perfect | Nuevo Leon in October |
| November | 20° / 9° | 1 | 29 | 0 | 28 mm | Good | Nuevo Leon in November |
| December | 15° / 5° | 2 | 28 | 1 | 34 mm | Good | Nuevo Leon in December |