Castelo Branco weather in July

In July, Castelo Branco sees average daytime highs of 32°C and overnight lows near 18°C, with 4 mm of rain across 1.3 wet days and about 14.5 hours of daylight. It is the 1st-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 31°C in the first days to 33°C by the end. The sky is clear or mostly clear about 82% of the time in July, and the air most often feels dry.

Daylight stretches from about 14 h 48 min at the start of July to 14 h 12 min by month's end. Set against the rest of the year, July is Castelo Branco's 1st-clearest and 10th-windiest month. For the whole year in context, see Castelo Branco's year-round climate.

Daytime high
32°
1st warmest
Overnight low
18°
11th coldest
Rainfall
4 mm
1.3 wet days
Daylight
14 h 36 min
5:19 AM – 7:52 PM
Cloud cover
17%
1st clearest
Wind
9 km/h
10th windiest
Solar energy
7.74 kWh/m²
Travel score
5.1
out of 10

Castelo Branco is city seat of Castelo Branco municipality.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 31°C in the first days to 33°C by the end.

A typical July day in Castelo Branco reaches about 32°C in the afternoon and slips back to 18°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 37°C. Set against its neighbours, July runs about 4°C warmer than June and on par with August.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
13117
23117
33117
43117
53117
63117
73217
83217
93217
103217
113217
123218
133218
143218
153318
163318
173318
183318
193318
203318
213318
223318
233318
243318
253318
263318
273318
283318
293318
303318
313318

How July really feels in Castelo Branco

Once humidity and wind are folded in, July averages 21 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
21
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Castelo Branco weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan13° / 628.29.53.7
Feb15° / 496.410.44.8
Mar18° / 587.411.76.2
Apr20° / 538.1136.6
May24° / 12°51714.27.5
Jun29° / 15°102.514.87.0
Jul32° / 18°41.314.55.1
Aug32° / 18°61.413.65.2
Sep28° / 16°344.612.37.1
Oct22° / 12°838.910.96.9
Nov16° / 778.39.85.4
Dec13° / 758.39.23.9

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 82% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 9% of July, with mostly cloudy or overcast conditions the remaining 9%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18515
28614
38614
48713
58713
68713
78812
88911
99010
109010
11919
12919
13928
14928
15928
16928
17937
18937
19937
20937
21937
22937
23937
24937
25937
26937
27937
28928
29928
30919
319010

Chance of precipitation in July

Any precipitation

Castelo Branco gets around 4 mm of rain over 1.3 wet days in July, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 4% and peaks near 6% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
16
26
36
45
55
65
75
85
95
104
114
124
134
144
154
164
174
183
193
203
213
223
233
243
254
264
274
284
294
304
314

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

Most of July feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, July lands in the dry band about 53% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
160355
260355
360355
460355
560355
660355
760355
859365
959365
1059365
1158375
1257385
1355396
1454406
1553416
1652426
1751436
1850447
1949447
2048457
2147467
2246467
2346477
2445477
2545478
2645488
2745478
2845478
2946478
3046468
3147458

Wind in July

Winds average 9 km/h in July.

Across July, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 48 min at the start of July to 14 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over July. Sunrise moves from 5:10 AM to 5:31 AM, and sunset from 7:57 PM to 7:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.85:107:57
214.85:107:57
314.85:117:57
414.85:117:57
514.75:127:57
614.75:127:56
714.75:137:56
814.75:137:56
914.75:147:56
1014.75:147:55
1114.75:157:55
1214.65:167:54
1314.65:177:54
1414.65:177:54
1514.65:187:53
1614.65:197:52
1714.55:197:52
1814.55:207:51
1914.55:217:51
2014.55:227:50
2114.45:237:49
2214.45:237:49
2314.45:247:48
2414.45:257:47
2514.35:267:46
2614.35:277:45
2714.35:287:45
2814.35:297:44
2914.25:307:43
3014.25:307:42
3114.25:317:41

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 7.74 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.83 kWh/m² to a high of 7.74 kWh/m² in July across the year — July's 7.74 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.7Intense
27.7Intense
37.7Intense
47.8Intense
57.8Intense
67.8Intense
77.8Intense
87.8Intense
97.8Intense
107.8Intense
117.8Intense
127.8Intense
137.8Intense
147.8Intense
157.8Intense
167.8Intense
177.8Intense
187.8Intense
197.8Intense
207.7Intense
217.7Intense
227.7Intense
237.7Intense
247.7Intense
257.6Intense
267.6Intense
277.6Intense
287.6Intense
297.5Intense
307.5Intense
317.5Intense
Planning a trip in July

Is July a good time to visit Castelo Branco?

Our two travel scores rate July for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.1
Sightseeing
9th-best month of the year
8.3
Beach & pool
1st-best month of the year

July is a reasonable time to visit Castelo Branco for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Castelo Branco in July

From July's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In July, Castelo Branco sees daytime highs around 32°C and nights near 18°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Castelo Branco in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Castelo Branco peaks around July 17 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 17UV 9Dec 18UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar6High
Apr7High
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep6High
Oct5Moderate
Nov2Moderate
Dec2Low

Air quality in Castelo Branco in July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.

Air quality in Castelo Branco is worst in August — around 21 µg/m³ PM2.5 (moderate), about 3.3× the cleanest month (November, 6 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateModerateGoodAug 1620 µg/m³Nov 236 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar12Moderate
Apr10Good
May8Good
Jun9Good
Jul12Good
Aug21Moderate
Sep10Good
Oct14Moderate
Nov6Good
Dec7Good
Location & terrain

Where is Castelo Branco?

Castelo Branco sits at 39.8°N, 7.5°W, 371 m above sea level, in Portugal. The nearest listed city is Covilhã, 51 km away.

Topography around Castelo Branco

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Castelo Branco.

Within 3 km, the terrain around Castelo Branco has only modest variations in elevation — a maximum elevation change of 184 m around an average of 362 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 363 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,974 m.

The land around Castelo Branco is covered by grassland (48%), trees (27%) and artificial surfaces (21%) within 3 km, grassland (49%) and trees (39%) within 16 km, and grassland (50%) and trees (43%) within 80 km.

3 km
184 m
16 km
363 m
80 km
1,974 m
treesshrubsgrasslandcroplandartificial surfaceswater
July weather nearby: Covilhã 51 km · Portalegre 59 km · Guarda 82 km · Tomar 82 km · Sequeira 84 km · Santo António dos Olivais 89 km · Coimbra 90 km · São Paulo de Frades 90 km

Portugal travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E / F
230 V · 50 Hz
Prices
≈ 60% of US
price level, 2025
GDP per capita
$32,082
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
95%
of population, 2024
Homicide rate
0.7
per 100k, 2022
Road deaths
8.2
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 612
Religion
Catholic 68%not applicable 13%no religion 12%no response 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Castelo Branco (39.8236°, -7.491°, elevation 371 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).