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Guia, Portugal Weather Averages

. The most daily sunshine hours in Guia are 12 in July. The best month to swim in the sea is in August when the average sea temperature is 22°C (72°F).

Average Daily Sunshine Hours Guia

What are Average Daily Sunshine Hours?
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
What are Average Daily Sunshine Hours?
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

Average Sea Temperature Guia

What is Average Sea Temperature?
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface
What is Average Sea Temperature?
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface

Guia : Next 24-Hour Weather

Today - 4th October 2026

Sunrise 07:31

Sunrise

Sunset 19:12

Sunset
7:00
Overcast
22°C (70°F)
8:00
Patchy rain possible
21°C (70°F)
9:00
Overcast
22°C (70°F)
10:00
Patchy rain possible
22°C (71°F)
11:00
Overcast
22°C (71°F)
12:00
Overcast
22°C (71°F)
13:00
Overcast
22°C (71°F)
14:00
Overcast
22°C (71°F)
15:00
Overcast
23°C (72°F)
16:00
Overcast
22°C (72°F)
17:00
Overcast
22°C (71°F)
18:00
Overcast
22°C (71°F)
19:00
Overcast
22°C (70°F)
20:00
Overcast
21°C (70°F)
21:00
Overcast
21°C (69°F)
22:00
Overcast
21°C (69°F)
23:00
Overcast
21°C (69°F)

Tomorrow - 5th October 2026

Sunrise 07:31

Sunrise

Sunset 19:12

Sunset
0:00
Overcast
21°C (68°F)
1:00
Overcast
21°C (69°F)
2:00
Overcast
21°C (69°F)
3:00
Overcast
21°C (70°F)
4:00
Overcast
21°C (70°F)
5:00
Overcast
21°C (70°F)
6:00
Overcast
21°C (69°F)
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