| Station: | Slane Castle | Continent: | Europe | ||
| River: | Boyne | Major Basin : | Irish Sea | ||
| Country: | Ireland | Discharge into : | Atlantic Ocean | ||
| Observation Period: | 1973 - 1979 | Total Months: | 83 | ||
| Latitude (dec deg): | 53.7 N | Area (km2): | 2695 | ||
| Longitude (dec deg): | 6.57 W | Elevation (m): | 14 | ||
| Annual Discharge: (m3/s): | 31.0 | (km3/yr): | 1.0 | ||
| Annual Runoff: (l/s/km2): | 11.6 | (mm/yr): | 366.2 |
| Mean for Observation Period | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| m3/sec | 67.6 | 58.6 | 42.6 | 26.1 | 17.9 | 10.0 | 7.0 | 8.7 | 13.5 | 23.7 | 40.1 | 61.3 |
| km3/mo | 0.2 | 0.1 | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.1 | 0.2 |
| mm/mo | 67.2 | 52.6 | 42.3 | 25.1 | 17.8 | 9.6 | 6.9 | 8.6 | 13.0 | 23.6 | 38.5 | 60.9 |
| l/s/km2 | 25.1 | 21.8 | 15.8 | 9.7 | 6.7 | 3.7 | 2.6 | 3.2 | 5.0 | 8.8 | 14.9 | 22.7 |
