Guia weather

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Usually in May
- 22
- 13
- 10
Weather by month
Now Today
- 29
- 15
5-day forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The weather guide for Guia, Algarve shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

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When is it hottest in Guia?

The hottest time of year in Guia is normally August. Expect maximum daytime temperatures to reach 28°C with moderate heat and humidity.

What is the wettest month in Guia?

In terms of rainfall, December usually gets the most rainfall in Guia with 99mm on average. In December there are normally 12 days with some rain.

When is it sunniest in Guia?

The sunniest time of year in Guia is normally August with bright sunshine on average for 82% of daylight hours; that's 11 hours of sunshine per day.

When is the sea warmest in Guia?

The sea is usually at its warmest in Guia in August when the water temperature reaches 21°C.

Metric (°C / mm) | Imperial (°F / inches)

Discover more about the Algarve

Compare Guia weather with the USA

Below the Guia weather chart shows average maximum daytime temperature for Guia, Algarve, Portugal and the USA (Washington).

Maximum daytime temperature (°C)

Guia, Algarve, Portugal

USA (Washington)

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Metric (°C / mm) | Imperial (°F / inches)

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Where's hot in the Algarve right now?

Below are the temperatures expected today at popular destinations in the Algarve. Select a destination to compare today's forecast with average weather conditions.