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 2017
| Month | Hs (m) | Tp (s) | Tz (s) | Dirp (degrees) | TSea (degrees C) |
|---|---|---|---|---|---|
| January | 0.69 | 9.1 | 4.4 | 182 | 10.3 |
| February | 0.97 | 9.6 | 4.7 | 182 | 9.9 |
| March | 0.79 | 9.2 | 4.5 | 181 | 10.3 |
| April | 0.32 | 9.2 | 4.6 | 172 | 11.5 |
| May | 0.54 | 8 | 4.1 | 176 | 12.9 |
| June | 0.47 | 8.1 | 3.9 | 185 | 14.7 |
| July | 0.4 | 7.2 | 4.1 | 181 | 15.4 |
| August | 0.4 | 6.6 | 4 | 186 | 15.6 |
| September | 0.61 | 8.4 | 4.5 | 185 | 15.1 |
| October | 0.65 | 8.3 | 4.3 | 183 | 14.5 |
| November | 0.51 | 9.1 | 4.4 | 192 | 13.1 |
| December | 0.7 | 9.2 | 4.5 | 179 | 11.3 |
