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 2023
| Month | Hs (m) | Tp (s) | Tz (s) | Dirp (degrees) | TSea (degrees C) |
|---|---|---|---|---|---|
| January | - | - | - | - | - |
| February | 0.44 | 9.5 | 4.2 | 157 | 9.7 |
| March | 1.07 | 9.7 | 4.9 | 184 | 9.8 |
| April | 0.64 | 8 | 4.1 | 175 | 11.2 |
| May | 0.38 | 8.2 | 4.2 | 160 | 13 |
| June | 0.41 | 6.9 | 3.9 | 173 | 16.3 |
| July | 0.61 | 6.5 | 4 | 187 | 15.2 |
| August | 0.48 | 8.5 | 4.1 | 183 | 15.8 |
| September | 0.65 | 7.5 | 4.3 | 179 | 17.3 |
| October | 0.85 | 8 | 4.5 | 182 | 15.5 |
| November | 0.93 | 9.6 | 4.7 | 185 | 13.1 |
| December | 1.11 | 8.4 | 4.5 | 192 | 11.7 |
