Vianna do Castello Weather in May, Portugal

Vianna do Castello Averages May

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  What is Average Temperature?

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  The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month

  Temperature

  15°C

  60°F
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  What is Average High Low Temperature?

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  The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

  High Temperature

  20°C

  68°F
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  What is Average High Low Temperature?

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  The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

  Low Temperature

  11°C

  52°F
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  What are Average Daily Sunshine Hours?

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  Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer

  Sunshine Hours

  8 hours
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  What is Average Rainfall?

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  The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

  Rainfall Days

  11 days
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  What is Average Rainfall?

  ---

  The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

  Rainfall

  90 mm