Click on a day for an hourly weather forecast
The temperatures in Lancaster in May are comfortable with low of 10°C and and high up to 24°C.
There is little to no rain in Lancaster 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 Lancaster in May 2025.
If you’re planning to visit Lancaster in the near future, we highly recommend that you review the 14 day weather forecast for Lancaster before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 14° / 4° | 3 | 27 | 1 | 53 mm | Good | Lancaster in January |
| February | 14° / 4° | 2 | 24 | 2 | 46 mm | Ok | Lancaster in February |
| March | 17° / 6° | 2 | 28 | 1 | 34 mm | Good | Lancaster in March |
| April | 20° / 8° | 1 | 28 | 0 | 25 mm | Good | Lancaster in April |
| May | 24° / 10° | 0 | 31 | 0 | 6 mm | Perfect | Lancaster in May |
| June | 29° / 15° | 0 | 30 | 0 | 3 mm | Good | Lancaster in June |
| July | 32° / 18° | 1 | 30 | 0 | 30 mm | Good | Lancaster in July |
| August | 32° / 18° | 0 | 31 | 0 | 14 mm | Good | Lancaster in August |
| September | 30° / 16° | 0 | 30 | 0 | 12 mm | Good | Lancaster in September |
| October | 23° / 12° | 1 | 30 | 0 | 24 mm | Perfect | Lancaster in October |
| November | 18° / 7° | 1 | 29 | 1 | 18 mm | Good | Lancaster in November |
| December | 12° / 3° | 3 | 27 | 1 | 63 mm | Ok | Lancaster in December |