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.
Chesil
Average values for 2023
| Month | Hs (m) | Tp (s) | Tz (s) | Dirp (degrees) | TSea (degrees C) |
|---|---|---|---|---|---|
| January | 1.48 | 9.3 | 5.3 | 218 | 9.7 |
| February | 0.69 | 10.3 | 5 | 211 | 8.8 |
| March | 1.47 | 10.6 | 5.9 | 220 | 8.7 |
| April | 0.9 | 9 | 5.1 | 214 | 10.2 |
| May | 0.49 | 8.4 | 4.5 | 201 | 12.2 |
| June | 0.51 | 7.3 | 4.6 | 209 | 15.6 |
| July | 1.1 | 6.1 | 4.1 | 223 | 16.8 |
| August | 0.85 | 6.8 | 4 | 217 | 17.6 |
| September | 0.87 | 8.4 | 4.8 | 214 | 18.3 |
| October | 1.16 | 7.8 | 4.9 | 217 | 16.5 |
| November | 1.54 | 8.5 | 5.2 | 218 | 13.3 |
| December | 1.69 | 7.8 | 5.1 | 218 | 11.1 |
