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.
Penzance
Average values for 2020
| Month | Hs (m) | Tp (s) | Tz (s) | Dirp (degrees) | TSea (degrees C) |
|---|---|---|---|---|---|
| January | 1.09 | 9 | 5 | 185 | 10.2 |
| February | 1.31 | 9.2 | 4.8 | 190 | 9.9 |
| March | 0.76 | 8.8 | 4.3 | 176 | 9.7 |
| April | 0.52 | 9.3 | 4.5 | 175 | 11.2 |
| May | 0.5 | 8.1 | 4.1 | 170 | 12.8 |
| June | 0.44 | 7.2 | 3.9 | 184 | 14.7 |
| July | 0.38 | 7.4 | 3.8 | 184 | 14.5 |
| August | 0.57 | 7.4 | 4.3 | 184 | 16.5 |
| September | 0.38 | 9.3 | 4.2 | 180 | 16.1 |
| October | 0.94 | 7.5 | 4.4 | 187 | 14 |
| November | 0.92 | 8.8 | 4.5 | 182 | 12.6 |
| December | 0.95 | 10.2 | 4.8 | 188 | 11.2 |
