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 2022
Month | Hs (m) | Tp (s) | Tz (s) | Dirp (degrees) | TSea (degrees C) |
---|---|---|---|---|---|
January | 1.13 | 8.9 | 5 | 225 | 11.1 |
February | 1.58 | 9.3 | 5.2 | 240 | 10.6 |
March | 1.54 | 8.7 | 5.2 | 179 | 10.3 |
April | 1.05 | 8.3 | 4.9 | 195 | 10.7 |
May | 0.79 | 8.7 | 4.9 | 250 | 12.2 |
June | 0.9 | 8.1 | 4.8 | 223 | 13.9 |
July | 0.59 | 6.9 | 4.3 | 242 | 15.5 |
August | 0.67 | 6.6 | 4.2 | 200 | 16.5 |
September | 0.98 | 7.9 | 4.5 | 209 | 16.1 |
October | 1.7 | 8.4 | 5.3 | 215 | 14.5 |
November | 2.01 | 8.8 | 5.7 | 221 | 13.4 |
December | 1.84 | 8.6 | 5.4 | 173 | 11.8 |