Aveiro · Portugal · 1995–2024 averages
Aveiro weather, month by month. July is the pick.
Thirty years of averages for Aveiro, Portugal — how hot it really feels, when the rain arrives, and what the air is like. July comes out on top; January is the one to skip.
The year at a glance
Tap a month for its full breakdown.
July
bestscore 90.6/100Mild, sticky and dry, with clean air.
- Feels like
- 26°
- mild
- Real temp
- 26°
- mild
- Humidity
- 74%
- sticky
- Rain
- 13mm
- dry
- Cloud cover
- 32%
- clear
- Air quality
- 43
- clean
- Daylight
- 14.7h
- long days
Month by month, metric by metric
Each row is one measure across the same twelve months. The tint says how good that month is for it, the word says why.
- Good
- Okay
- Rough
- Grim
Feels like
peaks at 27° in August
- Jan11°cold
- Feb12°cold
- Mar15°cool
- Apr17°cool
- May20°cool
- Jun24°mild
- Jul26°mild
- Aug27°mild
- Sep25°mild
- Oct20°cool
- Nov15°cool
- Dec12°cold
Real temp
14–26° in the shade across the year
- Jan14°cool
- Feb15°cool
- Mar17°cool
- Apr19°cool
- May21°mild
- Jun24°mild
- Jul26°mild
- Aug26°mild
- Sep25°mild
- Oct21°mild
- Nov17°cool
- Dec15°cool
Humidity
74% at its driest, 83% at its most oppressive
- Jan83%sweaty
- Feb79%sweaty
- Mar76%sweaty
- Apr77%sweaty
- May76%sweaty
- Jun74%sticky
- Jul74%sticky
- Aug74%sticky
- Sep76%sweaty
- Oct81%sweaty
- Nov82%sweaty
- Dec82%sweaty
Rain
153mm in December, 13mm in July
- Jan134mmrainy
- Feb89mmsome rain
- Mar105mmsome rain
- Apr102mmsome rain
- May71mmdryish
- Jun34mmdryish
- Jul13mmdry
- Aug15mmdry
- Sep58mmdryish
- Oct151mmrainy
- Nov149mmrainy
- Dec153mmrainy
Cloud cover
32% at its clearest, 58% at its greyest
- Jan57%mixed
- Feb53%bright
- Mar54%bright
- Apr54%bright
- May51%bright
- Jun44%bright
- Jul32%clear
- Aug35%bright
- Sep43%bright
- Oct56%mixed
- Nov57%mixed
- Dec58%mixed
Air quality
worst in January, cleanest in June
- Jan59moderate
- Feb55moderate
- Mar51moderate
- Apr46clean
- May43clean
- Jun42clean
- Jul43clean
- Aug44clean
- Sep46clean
- Oct48clean
- Nov49clean
- Dec53moderate
Daylight
9.3h to 15h of daylight across the year
- Jan9.6hshort
- Feb10.7hshortish
- Mar12heven
- Apr13.3heven
- May14.5hlong days
- Jun15hlong days
- Jul14.7hlong days
- Aug13.7heven
- Sep12.5heven
- Oct11.1hshortish
- Nov9.9hshort
- Dec9.3hshort
Aveiro's air, month by month
The air is at its worst in January at 59 AQI (moderate), and at its cleanest in June at 42 (clean). It tracks the seasons closely.
Every month in full
All twelve months, all seven measures.
| Month | Feels like | Real temp | Humidity | Rain | Cloud cover | Air quality | Daylight |
|---|---|---|---|---|---|---|---|
| January | 11° cold | 14° cool | 83% sweaty | 134mm rainy | 57% mixed | 59 moderate | 9.6h short |
| February | 12° cold | 15° cool | 79% sweaty | 89mm some rain | 53% bright | 55 moderate | 10.7h shortish |
| March | 15° cool | 17° cool | 76% sweaty | 105mm some rain | 54% bright | 51 moderate | 12h even |
| April | 17° cool | 19° cool | 77% sweaty | 102mm some rain | 54% bright | 46 clean | 13.3h even |
| May | 20° cool | 21° mild | 76% sweaty | 71mm dryish | 51% bright | 43 clean | 14.5h long days |
| June | 24° mild | 24° mild | 74% sticky | 34mm dryish | 44% bright | 42 clean | 15h long days |
| July | 26° mild | 26° mild | 74% sticky | 13mm dry | 32% clear | 43 clean | 14.7h long days |
| August | 27° mild | 26° mild | 74% sticky | 15mm dry | 35% bright | 44 clean | 13.7h even |
| September | 25° mild | 25° mild | 76% sweaty | 58mm dryish | 43% bright | 46 clean | 12.5h even |
| October | 20° cool | 21° mild | 81% sweaty | 151mm rainy | 56% mixed | 48 clean | 11.1h shortish |
| November | 15° cool | 17° cool | 82% sweaty | 149mm rainy | 57% mixed | 49 clean | 9.9h short |
| December | 12° cold | 15° cool | 82% sweaty | 153mm rainy | 58% mixed | 53 moderate | 9.3h short |
Aveiro weather questions
- What is the best time to visit Aveiro?
- July scores best across temperature, rain, humidity and air quality — 26° feels-like, 13mm of rain and 74% humidity. January is the month to avoid: 134mm of rain and 59 AQI.
- How hot does Aveiro get?
- August is the peak, at 27° feels-like (26° in the shade) — mild. Even in July it reaches 26°.
- When is the rainy season in Aveiro?
- December is the wettest month at 153mm, and July the driest at just 13mm.
- Is air quality a problem in Aveiro?
- January is the worst month at 59 AQI (moderate), and June the best at 42 (clean).
Weather normals from Open-Meteo (ERA5 reanalysis, 1995–2024) and CAMS air quality (2015–2024), licensed CC-BY-4.0. Contains modified Copernicus Climate Change Service information. These are long-run averages, not forecasts — any given year will differ.
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