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 2010
| Month | Hs (m) | Tp (s) | Tz (s) | Dirp (degrees) | TSea (degrees C) |
|---|---|---|---|---|---|
| January | 0.74 | 4.8 | 3.3 | 233 | 4.8 |
| February | 0.51 | 5.4 | 3.2 | 239 | 4.7 |
| March | 0.51 | 3.9 | 3.1 | 241 | 5.6 |
| April | 0.42 | 4 | 3 | 236 | 8.3 |
| May | 0.49 | 3.9 | 3.1 | 240 | 11.3 |
| June | 0.38 | 3.7 | 2.9 | 230 | 15.1 |
| July | 0.5 | 3.6 | 2.9 | 251 | 16.7 |
| August | 0.69 | 4.1 | 3.2 | 276 | 17.1 |
| September | 0.66 | 4.4 | 3.2 | 243 | 15.9 |
| October | 0.68 | 4.2 | 3.2 | 233 | 13.4 |
| November | 0.88 | 4.5 | 3.4 | 229 | 10.1 |
| December | 0.63 | 4.8 | 3.2 | 230 | 5.3 |
