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.
St Mary's Sound
Average values for 2015
Month | Hs (m) | Tp (s) | Tz (s) | Dirp (degrees) | TSea (degrees C) |
---|---|---|---|---|---|
January | 1.63 | 9 | 5.3 | 234 | 11 |
February | 1.32 | 8.7 | 5.1 | 197 | 9.6 |
March | 1.27 | 8.8 | 5 | 217 | 9.5 |
April | 1.06 | 7.8 | 4.7 | 199 | 10 |
May | 1.13 | 8.1 | 5 | 240 | 11.1 |
June | 0.83 | 7.8 | 4.7 | 220 | 12.6 |
July | 1.01 | 7.5 | 4.7 | 228 | 14.6 |
August | 0.95 | 7.7 | 4.7 | 228 | 14.8 |
September | 0.93 | 7 | 4.4 | 178 | 14.6 |
October | 1.24 | 7.9 | 4.9 | 183 | 13.7 |
November | 1.63 | 8.6 | 5.3 | 232 | 13.1 |
December | 2.64 | 9.2 | 6 | 214 | 12.3 |