Penzance
United Kingdom
Long-term weather forecast
Long-term weather forecast

March weather forecast and climate
Penzance, United Kingdom

Sea temperature

The month with the coldest seawater in Penzance, United Kingdom, is March, with an average sea temperature of 9.7°C (49.5°F).
Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

Daylight

The average length of the day in March is 11.9h.

What is the month with the coldest sea water in Penzance?

With an average sea temperature of 9.7°C (49.5°F), March is the month with the coldest seawater in Penzance, United Kingdom.

How cold is the water in March in Penzance?

In Penzance, in March, the average water temperature is 9.7°C (49.5°F). Swimming in 9.7°C (49.5°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in March in Penzance?

In March, the average length of the day in Penzance, United Kingdom, is 11.9h.
Average sea temperature in March - Penzance, United Kingdom
  • Average sea temperature in March: 9.7°C

The best month for swimming (with the highest average sea temperature) is August (17.1°C).
The coldest month (with the lowest average sea temperature) is March (9.7°C).

Average daylight in March - Penzance, United Kingdom
  • Average daylight in March: 11.9h

The month with the longest days is June (Average daylight: 16.3h).
The month with shortest days is December (Average daylight: 8.2h).