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.

Porthleven

  

Average values for 2021

MonthHs (m)Tp (s)Tz (s)Dirp (degrees)TSea (degrees C)
January1.4610.45.82329.6
February2.0512.96.72319.3
March1.3111.56.22379.7
April0.4711.44.622110.3
May1.429.65.423511.7
June0.69.85.123814.4
July0.758.84.822816.2
August0.7494.723115.8
September0.7410.35.323017
October1.399.75.723415
November0.8810.85.423513.3
December1.7611.35.623611.5

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