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Castelo Branco weather & best time to visit

City break

Castelo Branco at a glance

Best time
Mar – Jun, Sep – Oct
Warmest month
Jul · 33°
Sunshine a year
2,820 h
Rain a year
635 mm
Climate
Mediterranean
Time zone
UTC+0 / UTC+1
Elevation
371 m

Climate in Castelo Branco

Castelo Branco has a Mediterranean climate with warm to hot, dry summers and mild, wetter winters. July is the warmest month with average highs of 33 °C, while January is the coolest at 13 °C. With around 2,820 hours of sunshine a year, Castelo Branco is sunny; July is the sunniest month with 12.2 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit Castelo Branco

The best time to visit Castelo Branco is from March to June and from September to October. For sightseeing, day trips and hiking, conditions are most comfortable from March to May and from September to November. The wettest month is October with 101 mm of precipitation.

Castelo Branco through the seasons

How the weather changes over the seasons, with averages for each.

Castelo Branco in spring

Mar – May

88

Excellent

  • 18–24 °C by day
  • 8.0 h of sun a day
  • 22 rainy days in all

Castelo Branco in summer

Jun – Aug

73

Good

  • 29–33 °C by day
  • 11.5 h of sun a day
  • 5 rainy days in all

Castelo Branco in autumn

Sep – Nov

80

Excellent

  • 16–28 °C by day
  • 6.6 h of sun a day
  • 22 rainy days in all

Castelo Branco in winter

Dec – Feb

54

Fair

  • 13–14 °C by day
  • 4.7 h of sun a day
  • 24 rainy days in all

Which month for what?

Beach & swimming

No sea nearby

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

Mar – May, Sep – Nov

15–28 °C and not too much rain

Find your perfect month

Tell us what you like and we rate every month in Castelo Branco for you.

Sunshine
Little rain

Your best months: May

Based on the climate averages; tap a month to see its details.

Your holiday weather, at a glance

Weather in October

Weather in October

81

Holiday weather in October

Excellent

Best time to visit: March – June, September – October

Good forSightseeing & walks

A typical day in October

  1. Morning, 08:00: about 12°
  2. Midday, 13:00: about 21°
  3. Afternoon, 16:00: about 22°
  4. Evening, 20:00: about 17°
  5. Night, 23:00: about 15°

07:3918:52

Cool evenings: pack a jumper or a jacket.

Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.

Light for photos in October

Golden hour
Morning 07:22–08:15 · evening 18:16–19:09
Blue hour
Morning 07:12–07:22 · evening 19:09–19:19

Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.

October in Castelo Branco compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 25° at the start of the month to 19° at the end. The days get 1.2 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high25°19°
Night-time low13°9°
Daylight11.8 h10.6 h

What is the weather like in Castelo Branco in October?

In October, Castelo Branco is warm: daytime highs average 22 °C, and nights cool down to about 11 °C. Expect around 6.3 hours of sunshine a day. Rain falls on about 9 days, adding up to 101 mm. All in all, October is an excellent month for a holiday in Castelo Branco.

More details for October

Daylight
11 h 13 min07:39 – 18:52
UV index
4 · moderateclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
14 km/haverage daily peakAll months
Cloud cover
52 %on averageAll months
Hot days
2 days30 °C or moreAll months
Time zone
UTC+1offset from UTC

How the score comes together

  • Temperatureweight 50 %100 %
  • Sunshineweight 20 %55 %
  • Few rainy daysweight 30 %66 %

Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.

What to pack in October

  • Sunscreen
  • A jumper for the evenings
  • Rain jacket or umbrella

Compare two months in Castelo Branco

Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.

vs

May has the better holiday weather in Castelo Branco: score 96 against 81. In May, days are 2 °C warmer than in October. May has 3 fewer rainy days. The sun shines 3 hours longer a day in May.

October vs May, Castelo Branco
MonthOctoberMay
Holiday weather score8196better
Daytime high22°24°
Night-time low11°11°
Sunshine6.3 h9.2 hbetter
Rainy days96better
Rainfall101 mm41 mmbetter

Based on the climate averages 1996–2025.

Castelo Branco month by month

The typical weather for every month at a glance.

47January13° · 4.4 h

In January, Castelo Branco is cool: daytime highs average 13 °C, and nights cool down to about 3 °C. Expect around 4.4 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 79 mm in total. All in all, January is a so-so month for a holiday in Castelo Branco.

Castelo Branco in January
67February14° · 5.9 h

In February, Castelo Branco is cool: daytime highs average 14 °C, and nights cool down to about 4 °C. Expect around 5.9 hours of sunshine a day. Rain falls on about 6 days, adding up to 48 mm. All in all, February is a good month for a holiday in Castelo Branco.

Castelo Branco in February
81March18° · 6.9 h

In March, Castelo Branco is mild: daytime highs average 18 °C, and nights cool down to about 6 °C. The sun shines for around 6.9 hours a day. Rain falls on about 8 days, adding up to 69 mm. All in all, March is an excellent month for a holiday in Castelo Branco.

Castelo Branco in March
87April20° · 7.9 h

In April, Castelo Branco is mild: daytime highs average 20 °C, and nights cool down to about 8 °C. The sun shines for around 7.9 hours a day. Rain falls on about 8 days, adding up to 54 mm. All in all, April is an excellent month for a holiday in Castelo Branco.

Castelo Branco in April
96May24° · 9.2 h

In May, Castelo Branco is warm: daytime highs average 24 °C, and nights cool down to about 11 °C. With around 9.2 hours of sunshine a day, there is plenty of sun. Rain falls on about 6 days, adding up to 41 mm. All in all, May is an excellent month for a holiday in Castelo Branco.

Castelo Branco in May
89June29° · 11.1 h

In June, Castelo Branco is hot: daytime highs average 29 °C, and nights cool down to about 14 °C. With around 11.1 hours of sunshine a day, there is plenty of sun. Rain is rare: about 2 days bring 12 mm in total. On about 13 days the thermometer climbs to 30 °C or more. All in all, June is an excellent month for a holiday in Castelo Branco.

Castelo Branco in June
65July33° · 12.2 h

In July, Castelo Branco is hot: daytime highs average 33 °C, and nights cool down to about 16 °C. With around 12.2 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 23 days the thermometer climbs to 30 °C or more. All in all, July is a good month for a holiday in Castelo Branco.

Castelo Branco in July
65August33° · 11.2 h

In August, Castelo Branco is hot: daytime highs average 33 °C, and nights cool down to about 17 °C. With around 11.2 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 23 days the thermometer climbs to 30 °C or more. All in all, August is a good month for a holiday in Castelo Branco.

Castelo Branco in August
92September28° · 8.8 h

In September, Castelo Branco is hot: daytime highs average 28 °C, and nights cool down to about 14 °C. The sun shines for around 8.8 hours a day. Rain is rare: about 5 days bring 38 mm in total. On about 10 days the thermometer climbs to 30 °C or more. All in all, September is an excellent month for a holiday in Castelo Branco.

Castelo Branco in September
81October22° · 6.3 h

In October, Castelo Branco is warm: daytime highs average 22 °C, and nights cool down to about 11 °C. Expect around 6.3 hours of sunshine a day. Rain falls on about 9 days, adding up to 101 mm. All in all, October is an excellent month for a holiday in Castelo Branco.

Castelo Branco in October
66November16° · 4.8 h

In November, Castelo Branco is cool: daytime highs average 16 °C, and nights cool down to about 7 °C. Expect around 4.8 hours of sunshine a day. Rain falls on about 9 days, adding up to 87 mm. All in all, November is a good month for a holiday in Castelo Branco.

Castelo Branco in November
48December13° · 3.9 h

In December, Castelo Branco is cool: daytime highs average 13 °C, and nights cool down to about 4 °C. The sun is scarce, with only about 3.9 hours a day. Rain falls on about 9 days, adding up to 98 mm. All in all, December is a so-so month for a holiday in Castelo Branco.

Castelo Branco in December

Climate in detail

Year & climate table

Climate through the year

Long-term monthly averages. Tap a month to see its details.

Best time to visit

Nights and sleep in Castelo Branco

How warm the nights get in each month, from the mean night-time low. Tap a month for details.

  • Cold 0–8°
  • Cool 8–15°
  • Pleasant 15–20°

CoolOctober: nights around 11°. A duvet at night and a jumper for the evening.

The coolest nights are in January (3°), the warmest in August (17°). Nights are pleasant for sleeping (15 to 20 °C) from July to August. Nights fall below 8 °C on average from November to March, so the room should be heated.

Temperatures through the year

Average daytime high, night-time low and sea temperature per month.

OctoberDay 22°Night 11°
DayNight
MonthScoreDayNightSunRain daysRain mm
JanuaryJan4713°3°4.4 h979
FebruaryFeb6714°4°5.9 h648
MarchMar8118°6°6.9 h869
AprilApr8720°8°7.9 h854
MayMay9624°11°9.2 h641
JuneJun8929°14°11.1 h212
JulyJul6533°16°12.2 h13
AugustAug6533°17°11.2 h15
SeptemberSep9228°14°8.8 h538
OctoberOct8122°11°6.3 h9101
NovemberNov6616°7°4.8 h987
DecemberDec4813°4°3.9 h998

Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences

39.82° N, 7.49° W · 371 m · Europe/Lisbon

Sunshine
Sunshine

Sunshine hours in Castelo Branco

Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.

Per year
2,820 hours
Sunniest month
Jul · 12.2 h a day
Least sunshine
Dec · 3.9 h a day
OctoberSunshine 6.3 hDaylight 11.2 hShare of daylight 56 %
SunshineDaylight

In October, the sun shines for about 6.3 of 11.2 hours of daylight in Castelo Branco, 56 % of the daylight hours.

Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.

Rain
Rain

Rain in Castelo Branco: rainy days and rainfall

A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.

Per year
635 mm on 73 days
Wettest month
Oct · 101 mm
Driest month
Jul · 3 mm
OctoberRainy days 9Rainfall 101 mm

In October, Castelo Branco has about 9 rainy days with 101 mm of rain in total.

UV index
Sun protection

UV index in Castelo Branco

How strong the sun is at noon, month by month, and how quickly unprotected skin burns.

Clear-sky UV in October
4 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.

The sun is strongest in June (UV 10).

Minutes until sunburn in October

Very fair skin
about 30 min
Fair skin
about 40 min
Light brown skin
about 55 min
Olive skin
about 70 min

Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.

Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.

Wind & clouds
Wind & clouds

Wind and clouds in Castelo Branco

How breezy and how cloudy Castelo Branco is through the year. Tap a month to select it on the whole page.

Wind

Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.

Year average
14 km/h · gentle breeze
Windiest month
Mar · 16 km/h
Calmest month
Sep · 13 km/h
OctoberWind 14 km/hBeaufort 3

In October, the wind in Castelo Branco typically peaks at 14 km/h during the day: Beaufort 3, gentle breeze.

Clouds

Average share of the sky covered by cloud, day and night.

Year average
43 % · mostly sunny
Clearest month
Jul · 14 %
Cloudiest month
Dec · 56 %
OctoberCloud cover 52 %Sunshine 6.3 h

In October, cloud covers on average 52 % of the sky over Castelo Branco: variable cloud, with about 6.3 hours of sunshine a day.

Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.

Heat & humidity
Heat & humidity

Heat and humidity in Castelo Branco

How often the day gets hot in Castelo Branco (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.

Hot days a year
75 days
Hottest month
Jul · 33 °C
Hot months
Jul – Aug

Heat calendar

  • pleasant
  • some hot or muggy days
  • often muggy
  • often hot
  • hot and muggy
OctoberHot days (30 °C+) 2Daytime high 22 °C

In October, Castelo Branco has about 2 hot days, with an average daytime high of 22 °C: pleasant. Heat plays no part this month.

Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year

Planning a trip to Castelo Branco

Weather for your travel dates

Pick your arrival and length of stay, and we sum up the weather to expect.

Castelo Branco in the school holidays

How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.

Castelo Branco has its best school-holiday weather during May half-term (score 95) and its weakest during the Christmas holidays (score 48).

  • Easter holidays

    Mar – Apr

    85

    Excellent

    • 19 °C by day
    • 7.6 h of sun a day
    • 8 rainy days a month

    Good for: Sightseeing & walks

  • May half-term

    May – Jun

    95

    ExcellentBest holidays

    • 25 °C by day
    • 9.6 h of sun a day
    • 5 rainy days a month

    Good for: Sightseeing & walks

  • Summer holidays

    Jul – Aug

    65

    Good

    • 33 °C by day
    • 11.5 h of sun a day
    • 1 rainy day a month
  • October half-term

    Oct

    81

    Excellent

    • 22 °C by day
    • 6.3 h of sun a day
    • 9 rainy days a month

    Good for: Sightseeing & walks

  • Christmas holidays

    Dec – Jan

    48

    Fair

    • 13 °C by day
    • 4.2 h of sun a day
    • 9 rainy days a month

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 2 h 10 min
Distance
1,400 km
Time zone
UTC+1
Jet lag
Hardly any (under 3 h)

Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.

Good to know: Portugal

Currency
Euro (EUR)
Language
Portuguese
Sockets
Type C, F · 230 V
Traffic
Drives on the right
Dialling code
+351
Emergency number
112

UK plugs need a travel adapter

Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.

Compare & alternatives

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Castelo Branco compared

Put Castelo Branco side by side with another destination.

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Castelo Branco vs Covilhã

In October Castelo Branco has the better holiday weather (score 81 vs 75). During the day Covilhã is 2 °C cooler than Castelo Branco.

Castelo Branco vs Covilhã, in October
in OctoberCastelo BrancoCovilhã
Holiday weather score8175
Daytime high22°20°
Sunshine6 h6 h
Rainy days911
Best timeMar – Jun, Sep – OctMay – Jun, Sep

Through the year

OctoberCastelo Branco 22°Covilhã 20°
Castelo BrancoCovilhã
Go to Covilhã
Best places in the country
Ranking

Portugal in October: the best places

In October, Castelo Branco ranks 4 among the 31 nearest destinations in this country.

  1. Elvas24°83
  2. 2Évora24°83
  3. 3Tomar24°82
  4. 4Castelo BrancoThis page22°81
  5. 5Santarém24°80
  6. 6Torres Vedras22°80
  7. 7Leiria22°78
  8. 8Alcobaça22°78
All destinations: Portugal
Places nearby

Near Castelo Branco

Other destinations close by.

Places with a similar climate

Places with a climate like Castelo Branco

Destinations whose weather through the year is closest to Castelo Branco's – good alternatives.

  1. 90 % similar82Talavera de la ReinaSpain22°Best time: Mar – Jun, Sep – Oct
  2. 88 % similar84Alcalá de HenaresSpain22°Best time: Mar – Jun, Sep – Oct
  3. 88 % similar85GetafeSpain21°Best time: Mar – Jun, Sep – Oct
  4. 87 % similar83RondaSpain23°Best time: Mar – Jun, Sep – Oct

Frequently asked questions about Castelo Branco

When is the best time to visit Castelo Branco?

The best time to visit Castelo Branco is from March to June and from September to October. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

What is the warmest month in Castelo Branco?

July is the warmest month, with average highs of 33 °C and nights around 16 °C. January is the coolest month at 13 °C.

When does it rain most in Castelo Branco?

The wettest month is October with 101 mm of precipitation. The driest month is July with 3 mm.

How many hours of sunshine does Castelo Branco get?

Castelo Branco gets around 2,820 hours of sunshine a year. The sunniest month is July with 12.2 hours a day; in December there are 3.9 hours a day.

What time zone is Castelo Branco in?

Castelo Branco is on UTC+0 in January and UTC+1 in July.

How long is the flight from London to Castelo Branco?

A nonstop flight from London to Castelo Branco takes about 2 h 10 min, for a straight-line distance of about 1,400 km.

Which school holidays are best for Castelo Branco?

Castelo Branco has its best school-holiday weather during May half-term (score 95) and its weakest during the Christmas holidays (score 48). Holiday ratings (0–100): Easter holidays 85, May half-term 95, summer holidays 65, October half-term 81, Christmas holidays 48.