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Valença
Valença
Viana do Castelo, Portugal

Cais

Cais is a locality in Viana do Castelo, Portugal, close to the sea. The climate is classified as warm-summer Mediterranean (Köppen Csb), with dry, sunny summers and mild, wetter winters.

Now17°C
Best timeJun–Jul · Sep
Population–
Local time13:45
42.03° N, 8.64° WElevation 22 mUTC+0 · Western European Standard Time
The year in Caisweather score
JanFebMarAprMayJunJulAugSepOctNovDec65October
October: high / low22° / 12°
Rain this month207mm
Sea this month16°
Best timeJun–Jul · Sep

Best: Jun–Jul · Sep. Warmth, sunshine and dry days, month by month.

Cais at a glance

Best time to visitJun–Jul · Sep

The months with the highest weather score

Warmest month28°C

Average high in August

Coolest month6°C

Average low in January

Wettest monthJanuary

168 mm of rain

Driest monthJuly

33 mm of rain

Warmest sea17°C

August

Monuments nearby4+

within 5.1 km

Weather in Cais

Now and the next ten days. The 14 and 30-day outlooks are one click away.

14-day forecast
17°C

Rain · wind 4 km/h · humidity 98%

Today hour by hour
Today27 Oct20°12°8.5 mm
Wed28 Oct22°10°
Thu29 Oct23°10°
Fri30 Oct26°10°
Sat31 Oct25°10°
Sun1 Nov23°9°
Mon2 Nov23°10°
Tue3 Nov22°9°
Wed4 Nov21°9°
Thu5 Nov19°7°

When to go to Cais

Each month's weather score (warmth, sun, dry days) with its temperatures and rain.

Climate month by month
JanFebMarAprMayJunJulAugSepOctNovDec
Score405362657182787477655542
High14°15°18°20°22°25°27°28°26°22°17°14°
Low6°6°7°9°11°14°15°15°14°12°8°7°
Rain (mm)16813512413511452334199207209233
Wet days16131414128668141615
Sea14°13°13°14°15°17°17°17°17°16°15°14°

What's on in Cais

Concerts, football matches, the public holidays ahead and the town's festivals through the year.

Monuments and museums in Cais

All monuments

Nature around Cais

Nature in Portugal

Wildlife in October

The birds and mammals of Portugal seen most this month, compared with the rest of their year.

Earthquakes around Cais

The last 30 days within 300 km, and the record since 1950.

Earthquakes

Towns and villages around Cais

Each with its own page: weather, climate and the best time to visit.

Places near Cais

Frequently asked questions

When is the best time to visit Cais?
Based on 30-year climate normals, June, July and September offer the best balance of comfortable temperatures, low rainfall and sunshine in Cais.
What is the hottest month in Cais?
August is the warmest month, with average highs of 28°C and lows of 15°C.
What is the coldest month in Cais?
January is the coldest month, with average highs of 14°C and lows of 6°C.
What is the rainiest month in Cais?
January is the wettest month with about 168 mm of precipitation on 16 wet days.
How warm is the sea near Cais?
The sea is warmest in August at about 17°C and coolest in February at about 13°C.