National Network of Regional Coastal Monitoring Programmes
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Note that these are real-time data and are not quality-controlled. Long-range graphs are plotted from a randomised subsample of half-hourly data.
Rhyl Flats
Average values for 2024
| Month | Hs (m) | Tp (s) | Tz (s) | Dirp (degrees) | TSea (degrees C) |
|---|---|---|---|---|---|
| January | 0.91 | 4.8 | 3.5 | 268 | 8.1 |
| February | 0.7 | 4.6 | 3.3 | 264 | 8 |
| March | 0.64 | 4.1 | 3.2 | 200 | 8.1 |
| April | 0.78 | 4.5 | 3.3 | 242 | 9.9 |
| May | 0.46 | 3.9 | 3 | 241 | 12.8 |
| June | 0.64 | 4.1 | 3.2 | 291 | 15.1 |
| July | 0.48 | 3.8 | 3 | 264 | 16.6 |
| August | 0.63 | 3.8 | 3 | 259 | 17.5 |
| September | 0.79 | 4.4 | 3.4 | 235 | 15.9 |
| October | 0.58 | 4.2 | 3.1 | 232 | 13.3 |
| November | 0.64 | 3.8 | 3 | 220 | 11.6 |
| December | 1.1 | 5 | 3.7 | 262 | 8.6 |
