Guarda weather in August

In August, Guarda sees average daytime highs of 28°C and overnight lows near 15°C, with 13 mm of rain across 3.3 wet days and about 13.6 hours of daylight. It is the 2nd-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 29°C in the first days to 27°C by the end. The sky is clear or mostly clear about 70% of the time in August, and the air most often feels dry.

Daylight stretches from about 14 h 12 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Guarda's 2nd-clearest and 11th-windiest month. For the whole year in context, see Guarda's year-round climate.

Daytime high
28°
2nd warmest
Overnight low
15°
12th coldest
Rainfall
13 mm
3.3 wet days
Daylight
13 h 36 min
5:44 AM – 7:22 PM
Cloud cover
26%
2nd clearest
Wind
9 km/h
11th windiest
Solar energy
6.73 kWh/m²
Travel score
7.4
out of 10

Guarda is city seat of Guarda municipality.

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 29°C in the first days to 27°C by the end.

A typical August day in Guarda reaches about 28°C in the afternoon and slips back to 15°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 33°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12916
22916
32916
42916
52916
62916
72916
82916
92916
102916
112916
122916
132916
142916
152915
162815
172815
182815
192815
202815
212815
222815
232815
242815
252815
262715
272715
282715
292715
302715
312715

How August really feels in Guarda

Once humidity and wind are folded in, August averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Guarda weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 779.20.89.42.0
Feb11° / 557.50.710.42.9
Mar14° / 648.80.211.74.3
Apr16° / 6710.50135.0
May20° / 10°649.5014.26.4
Jun25° / 13°234.8014.87.9
Jul28° / 15°102.6014.67.4
Aug28° / 15°133.3013.67.4
Sep24° / 13°445.6012.37.8
Oct18° / 10°1059.9010.95.9
Nov13° / 869.90.29.73.5
Dec10° / 859.10.29.22.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 70% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 15% of August, with mostly cloudy or overcast conditions the remaining 15%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18812
28713
38713
48713
58713
68713
78713
88614
98614
108614
118713
128713
138614
148614
158614
168614
178614
188515
198515
208515
218416
228416
238416
248416
258218
268218
278218
288218
298218
308218
318218

Chance of precipitation in August

Any precipitation

Guarda gets around 13 mm of rain over 3.3 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 11% and peaks near 14% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
19
29
310
410
510
610
710
810
910
1010
119
129
139
149
159
169
179
1810
1910
2010
2111
2211
2311
2412
2512
2612
2713
2813
2913
3014
3114

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 74% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
170291
270291
370291
471281
571281
672271
772271
873261
973261
1074251
1174251
1274251
1375241
1475241
1575241
1675241
1775241
1875241
1975241
2074242
2174242
2274242
2374242
2474242
2575232
2675232
2776222
2877221
2977221
3078211
3178211

Wind in August

Winds average 9 km/h in August.

Across August, 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 August

DaylightNight

Daylight runs from about 14 h 12 min at the start of August to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over August. Sunrise moves from 5:30 AM to 5:59 AM, and sunset from 7:41 PM to 6:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.25:307:41
214.15:317:39
314.15:327:38
414.15:337:37
514.05:347:36
614.05:357:35
714.05:357:34
813.95:367:33
913.95:377:31
1013.95:387:30
1113.85:397:29
1213.85:407:27
1313.75:417:26
1413.75:427:25
1513.75:437:23
1613.65:447:22
1713.65:457:20
1813.55:467:19
1913.55:477:18
2013.55:487:16
2113.45:497:15
2213.45:507:13
2313.35:517:12
2413.35:527:10
2513.25:537:08
2613.25:547:07
2713.25:557:05
2813.15:567:04
2913.15:577:02
3013.05:587:00
3113.05:596:59

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.73 kWh/m².

For context, solar energy here swings from a low near 1.7 kWh/m² to a high of 7.63 kWh/m² in July across the year — August's 6.73 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.3Intense
27.3Intense
37.3Intense
47.2Intense
57.2Intense
67.2Intense
77.1Intense
87.1Intense
97.0Intense
107.0Intense
117.0Intense
126.9Intense
136.9Intense
146.8Intense
156.8Intense
166.8Intense
176.7Intense
186.7Intense
196.6Intense
206.6Intense
216.5Intense
226.5Intense
236.4Intense
246.4Intense
256.3Intense
266.3Intense
276.2Intense
286.2Intense
296.1Intense
306.1Intense
316.0Intense
Planning a trip in August

Hazard calendar for Guarda

In seasonPeak

None of Guarda's seasonal hazards are active in August. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Guarda's rainy season runs October–May, when most of the year's rain falls.

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

Is August a good time to visit Guarda?

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

7.4
Sightseeing
3rd-best month of the year
8.5
Beach & pool
2nd-best month of the year

August is one of the better times to visit Guarda for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Guarda in August

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

In August, Guarda sees daytime highs around 28°C and nights near 15°C. Pack light clothes and sun protection. About 3 days see rain.

light clothessun protection

UV index in Guarda in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Guarda peaks around July 17 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar6High
Apr7High
May7High
Jun9Very high
Jul10Very high
Aug9Very high
Sep6High
Oct5Moderate
Nov2Moderate
Dec2Low

Air quality in Guarda in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Guarda is worst in August — around 40 µg/m³ PM2.5 (poor), about 6.0× the cleanest month (November, 7 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateModerateGoodAug 1736 µg/m³Nov 237 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar13Moderate
Apr10Good
May8Good
Jun10Good
Jul11Good
Aug40Poor
Sep13Moderate
Oct26Moderate
Nov7Good
Dec7Good
Location & terrain

Where is Guarda?

Guarda sits at 40.5°N, 7.3°W, 1,008 m above sea level, in Portugal. The nearest listed city is Sequeira, 4.0 km away.

Topography around Guarda

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

Within 3 km, the terrain around Guarda has significant variations in elevation — a maximum elevation change of 260 m around an average of 891 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 887 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,942 m.

The land around Guarda is covered by grassland (53%) and trees (21%) within 3 km, grassland (62%) and trees (29%) within 16 km, and grassland (56%) and trees (35%) within 80 km.

3 km
260 m
16 km
887 m
80 km
1,942 m
treesshrubsgrasslandcroplandartificial surfaceswater
August weather nearby: Sequeira 4.0 km · Covilhã 35 km · Viseu 56 km · Vila Nova de Foz Côa 61 km · Custoias 63 km · Castelo Branco 82 km · Arouca 93 km · Vila Real 94 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 Guarda (40.5375°, -7.2663°, elevation 1,008 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).