Click on a day for an hourly weather forecast
The temperatures in Carlsbad in May are usually low and can range between 14°C and 20°C.
There is little to no rain in Carlsbad during May, so it’s a lot easier to explore the city. Just remember to dress in warm layers, as it can still get pretty chilly.
Our weather forecast can give you a great sense of what weather to expect in Carlsbad in May 2025.
If you’re planning to visit Carlsbad in the near future, we highly recommend that you review the 14 day weather forecast for Carlsbad before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 19° / 12° | 2 | 29 | 0 | 37 mm | Good | Carlsbad in January |
| February | 18° / 11° | 2 | 27 | 0 | 39 mm | Good | Carlsbad in February |
| March | 18° / 12° | 1 | 30 | 0 | 26 mm | Good | Carlsbad in March |
| April | 19° / 13° | 1 | 30 | 0 | 13 mm | Good | Carlsbad in April |
| May | 20° / 14° | 0 | 31 | 0 | 14 mm | Good | Carlsbad in May |
| June | 22° / 16° | 0 | 30 | 0 | 7 mm | Good | Carlsbad in June |
| July | 24° / 18° | 1 | 30 | 0 | 26 mm | Perfect | Carlsbad in July |
| August | 25° / 19° | 1 | 30 | 0 | 14 mm | Perfect | Carlsbad in August |
| September | 26° / 19° | 1 | 29 | 0 | 14 mm | Perfect | Carlsbad in September |
| October | 24° / 17° | 1 | 30 | 0 | 12 mm | Perfect | Carlsbad in October |
| November | 21° / 15° | 1 | 29 | 0 | 24 mm | Good | Carlsbad in November |
| December | 18° / 12° | 2 | 29 | 0 | 39 mm | Good | Carlsbad in December |