Generally, you can anticipate the weather in Heysham during May is 9. Throughout the month you should see a high of 15 and lows around 7. See our table below for a full breakdown:
| Month | Degrees Celsius |
|---|---|
| Temperature | 9 |
| High Temperature | 15 |
| Low Temperature | 7 |
| Sunshine Per Day | 8 |
Useful Links: Heysham Weather: Average Weather & Yearly Climate