Covilhã weather in May

In May, Covilhã sees average daytime highs of 20°C and overnight lows near 10°C, with 89 mm of rain across 10.7 wet days and about 14.2 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 22°C by the end. The sky is clear or mostly clear about 33% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 42 min at the start of May to 14 h 36 min by month's end. Set against the rest of the year, May is Covilhã's 6th-clearest and 5th-windiest month. For the whole year in context, see Covilhã's year-round climate.

Daytime high
20°
5th warmest
Overnight low
10°
7th coldest
Rainfall
89 mm
10.7 wet days
Daylight
14 h 12 min
5:19 AM – 7:33 PM
Cloud cover
55%
6th clearest
Wind
9 km/h
5th windiest
Solar energy
6.28 kWh/m²
Travel score
6.3
out of 10

Covilhã is human settlement in Portugal.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 18°C in the first days to 22°C by the end.

A typical May day in Covilhã reaches about 20°C in the afternoon and slips back to 10°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 26°C. Set against its neighbours, May runs about 4°C warmer than April and about 5°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1188
2188
3188
4189
5189
6189
7199
8199
9199
10199
11199
12199
131910
142010
152010
162010
172010
182010
192010
202110
212111
222111
232111
242111
252111
262211
272211
282211
292212
302212
312212

Covilhã weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan10° / 11110.40.79.52.2
Feb12° / 788.40.710.43.0
Mar15° / 949.90.211.74.4
Apr16° / 9511.60.1135.0
May20° / 10°8910.7014.26.3
Jun25° / 13°315.5014.87.8
Jul28° / 16°143.2014.67.4
Aug28° / 16°193.9013.67.3
Sep24° / 13°636.6012.37.6
Oct18° / 10°14411.2010.95.8
Nov13° / 12111.30.29.83.6
Dec10° / 12410.50.29.22.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24654
34555
44555
54456
64456
74555
84654
94555
104555
114654
124654
134654
144753
154852
164852
174951
184951
195149
205248
215248
225347
235347
245446
255446
265644
275644
285644
295644
305743
315743

Chance of precipitation in May

Any precipitation

Covilhã gets around 89 mm of rain over 10.7 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 34% and peaks near 38% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
237
337
437
538
638
738
838
938
1038
1138
1237
1337
1437
1536
1636
1735
1835
1934
2034
2133
2232
2332
2431
2531
2630
2729
2829
2928
3028
3127

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 95% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7982
8982
9982
10982
11973
12973
13973
14973
15964
16964
17964
18964
19955
20955
21946
22946
23937
24937
25928
26928
27919
28919
29919
309010
319010

Wind in May

Winds average 9 km/h in May.

Across May, daily wind ranges from about 8 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
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 42 min at the start of May to 14 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over May. Sunrise moves from 5:37 AM to 5:09 AM, and sunset from 7:18 PM to 7:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:377:18
213.75:357:19
313.85:347:20
413.85:337:21
513.85:317:22
613.95:307:23
713.95:297:24
814.05:287:25
914.05:277:26
1014.05:267:27
1114.15:257:28
1214.15:247:29
1314.15:227:30
1414.25:217:31
1514.25:207:32
1614.25:197:33
1714.35:197:34
1814.35:187:35
1914.35:177:36
2014.35:167:37
2114.45:157:38
2214.45:147:39
2314.45:147:40
2414.55:137:40
2514.55:127:41
2614.55:117:42
2714.55:117:43
2814.65:107:44
2914.65:107:45
3014.65:097:45
3114.65:097:46

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.28 kWh/m².

For context, solar energy here swings from a low near 1.74 kWh/m² to a high of 7.61 kWh/m² in July across the year — May's 6.28 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.9Bright
55.9Bright
65.9Bright
76.0Bright
86.0Bright
96.0Intense
106.0Intense
116.1Intense
126.1Intense
136.2Intense
146.2Intense
156.2Intense
166.3Intense
176.3Intense
186.4Intense
196.4Intense
206.4Intense
216.5Intense
226.5Intense
236.5Intense
246.6Intense
256.6Intense
266.6Intense
276.6Intense
286.7Intense
296.7Intense
306.7Intense
316.7Intense
Planning a trip in May

Hazard calendar for Covilhã

In seasonPeak

In May, Covilhã sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Covilhã'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 May a good time to visit Covilhã?

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

6.3
Sightseeing
5th-best month of the year
3.3
Beach & pool
5th-best month of the year

May is a reasonable time to visit Covilhã for sightseeing.

What to pack for Covilhã in May

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

In May, Covilhã sees daytime highs around 20°C and nights near 10°C. Pack sun protection. Worth having: rain gear. About 11 days see rain.

sun protectionrain gear

UV index in Covilhã in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Covilhã peaks around July 16 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 16UV 9Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar6High
Apr7High
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep6High
Oct5Moderate
Nov2Moderate
Dec2Low

Air quality in Covilhã in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Covilhã 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 Covilhã?

Covilhã sits at 40.3°N, 7.5°W, 700 m above sea level, in Portugal. The nearest listed city is Guarda, 35 km away.

Topography around Covilhã

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

Within 3 km, the terrain around Covilhã has large variations in elevation — a maximum elevation change of 942 m around an average of 716 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,614 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,975 m.

The land around Covilhã is covered by grassland (42%) and trees (33%) within 3 km, grassland (53%) and trees (35%) within 16 km, and grassland (47%) and trees (46%) within 80 km.

3 km
942 m
16 km
1,614 m
80 km
1,975 m
treesshrubsgrasslandcroplandartificial surfaceswater
May weather nearby: Guarda 35 km · Sequeira 38 km · Castelo Branco 51 km · Viseu 54 km · São Paulo de Frades 76 km · Santo António dos Olivais 77 km · Eiras 77 km · Coimbra 78 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 Covilhã (40.2811°, -7.505°, elevation 700 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).