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 2017
| Month | Hs (m) | Tp (s) | Tz (s) | Dirp (degrees) | TSea (degrees C) |
|---|---|---|---|---|---|
| January | 1.58 | 10.9 | 6.2 | 285 | 10.1 |
| February | 2.1 | 12.5 | 6.5 | 282 | 9.7 |
| March | 2.06 | 12.1 | 6.5 | 281 | 10.1 |
| April | 1.04 | 9.2 | 5 | 290 | 11.5 |
| May | 0.97 | 10 | 5.3 | 276 | 12.8 |
| June | 1.58 | 9.6 | 5.7 | 281 | 15.2 |
| July | 1.2 | 8.4 | 4.9 | 277 | 16.7 |
| August | 1.19 | 8.2 | 5 | 278 | 17 |
| September | 1.78 | 10.1 | 5.7 | 282 | 16.1 |
| October | 1.81 | 10.6 | 6 | 281 | 14.7 |
| November | 1.81 | 9.7 | 5.5 | 285 | 12.9 |
| December | 2.29 | 10.5 | 5.9 | 288 | 10.8 |
