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Northern Ireland, temperatures in May
May in Northern Ireland is on average a mild month, with a minimum temperature of 6.8 °C, a maximum of 15 °C, and therefore a daily average of 10.9 °C.
The minimum temperature is normally recorded before dawn, the maximum in the early afternoon.
Map with average temperatures.
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Table with the average temperatures
Northern Ireland - Average temperatures in May|
| City | Min | Max | Mean |
|---|
| Ballypatrick Forest | 6.4 | 13.3 | 9.9 |
|---|
| Belfast | 7 | 15.3 | 11.2 |
|---|
| Castlederg | 6 | 15.5 | 10.8 |
|---|
| Derry | 7.3 | 15.3 | 11.3 |
|---|
| Glenanne | 6.6 | 14.8 | 10.7 |
|---|
| Helens Bay | 7.2 | 15.6 | 11.4 |
|---|
| Lisnaskea | 6.6 | 16.2 | 11.4 |
|---|
Lough Fea
(225 m.) | 6 | 13.8 | 9.9 |
|---|
| Portglenone | 6.7 | 14.9 | 10.8 |
|---|
| Portrush | 8.3 | 14.9 | 11.6 |
|---|
Average
Northern Ireland | 6.8 | 15 | 10.9 |
|---|
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