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.
Perranporth
Average values for 2021
| Month | Hs (m) | Tp (s) | Tz (s) | Dirp (degrees) | TSea (degrees C) |
|---|---|---|---|---|---|
| January | 1.77 | 10.3 | 5.6 | 290 | 9.2 |
| February | 2.11 | 13.5 | 7 | 280 | 9.1 |
| March | 1.79 | 12.4 | 6.5 | 278 | 9.7 |
| April | 0.75 | 9.1 | 4.7 | 289 | 10.6 |
| May | 1.61 | 10.5 | 5.7 | 275 | 11.8 |
| June | 1.06 | 9.2 | 5.4 | 288 | 14.5 |
| July | 0.85 | 8.5 | 5 | 274 | 16.3 |
| August | 1.01 | 8.1 | 4.7 | 279 | 17 |
| September | 0.99 | 10 | 5.6 | 282 | 16.6 |
| October | 1.55 | 10.7 | 5.9 | 280 | 15.7 |
| November | 1.75 | 10 | 5.7 | 292 | 13.1 |
| December | 2.15 | 12.1 | 6.6 | 281 | 11.3 |
