Setúbal, Portugal experiences average highs of 22°C (72°F) and lows of 14°C (57°F) throughout the year. The climate is relatively dry, with only 6 rainy days per month on average. Sunshine is abundant, averaging about 10 hours per day. Average highs have stayed broadly stable across the available records.
Setúbal, Portugal Weather & Climate 2026
Monthly climate averages for Setúbal, Portugal. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Feb–Sep 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
8.4/10
Best: May, June, July, August, September
UV Index
6
High
Temperature 22°C / 14°C
Feels Like 21°C / 12°C
Rainy Days 6
Rainfall 41 mm
Sunshine 10 h
Humidity 72%
Wind Speed 21 km/h
Dew Point 13°C
Hottest Month
30°C
August
Avg Low18°C
Rain0days
Coldest Month
9°C
January
Avg High15°C
Rain8days
Driest Month
0days
August
Avg High30°C
Avg Low18°C
Windiest Month
22 km/h
June (Gusts 40)
Sea Temperature
15°C – 18°C
Warmest water: October (
18.4°C
)
Worst Time to Visit
Consider avoiding January, November, December due to less favorable weather conditions.
Sun Position
Sunrise 06:12
Daylight 14.8h
Sunset 21:03
Live conditions—
Setúbal on the map · live conditions
Setúbal, Portugal
- Continent
- Europe
- Country
- Portugal
- City
- Setúbal
- Population
- 118.2K
- Coordinates
- 38.52°, -8.89°
Seasonal Breakdown
Spring
Mar–May
Avg High 20°C
Avg Low 12°C
Rain 8 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 29°C
Avg Low 18°C
Rain 1 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 23°C
Avg Low 15°C
Rain 6 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 16°C
Avg Low 10°C
Rain 7 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 15°C / 9°C . Feb: 17°C / 10°C . Mar: 18°C / 10°C . Apr: 20°C / 12°C . May: 23°C / 14°C . Jun: 26°C / 17°C . Jul: 29°C / 18°C . Aug: 30°C / 18°C . Sep: 27°C / 17°C . Oct: 24°C / 16°C . Nov: 18°C / 12°C . Dec: 16°C / 10°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 56 mm. Feb: 47 mm. Mar: 83 mm. Apr: 55 mm. May: 36 mm. Jun: 7 mm. Jul: 2 mm. Aug: 1 mm. Sep: 19 mm. Oct: 56 mm. Nov: 67 mm. Dec: 66 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 79%. Feb: 76%. Mar: 74%. Apr: 73%. May: 67%. Jun: 66%. Jul: 63%. Aug: 63%. Sep: 67%. Oct: 73%. Nov: 79%. Dec: 81%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 19 km/h . Feb: 19 km/h . Mar: 22 km/h . Apr: 21 km/h . May: 22 km/h . Jun: 22 km/h . Jul: 22 km/h . Aug: 22 km/h . Sep: 20 km/h . Oct: 19 km/h . Nov: 19 km/h . Dec: 19 km/h .
Sunshine
Sunshine
Sunshine: Jan: 7h. Feb: 8h. Mar: 10h. Apr: 11h. May: 12h. Jun: 13h. Jul: 13h. Aug: 12h. Sep: 11h. Oct: 9h. Nov: 8h. Dec: 7h.
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 16°C . Feb: 15°C . Mar: 15°C . Apr: 16°C . May: 17°C . Jun: 18°C . Jul: 18°C . Aug: 18°C . Sep: 17°C . Oct: 18°C . Nov: 18°C . Dec: 16°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 3. Feb: UV 4. Mar: UV 5. Apr: UV 7. May: UV 8. Jun: UV 8. Jul: UV 8. Aug: UV 8. Sep: UV 6. Oct: UV 5. Nov: UV 3. Dec: UV 3.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall is trending wetter by about 28 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 30°C | Aug · 30°C |
| Coldest month | Feb 2025 · 10°C | Jan · 9°C |
| Wettest month | Mar 2025 · 187 mm | Mar · 83 mm |
| Windiest month | Mar 2025 · 24 km/h | Jun · 22 km/h |
Month-by-Month Weather Table
January
Fair 
February
Good March
Good April
Good May best
Excellent June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Excellent November
Good December
Good | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 15°C / 9°C | 13°C / 6°C | 8days (56 mm) Wet | 7.4h Good | 79% Humid | 2.8 Moderate | Fair | View Details |
| February | 17°C / 10°C | 15°C / 7°C | 6days (47 mm) Good | 8.4h Good | 76% Humid | 4 Moderate | Good | View Details |
| March | 18°C / 10°C | 16°C / 8°C | 10days (83 mm) Wet | 9.7h Good | 74% Muggy | 5.1 High | Good | View Details |
| April | 20°C / 12°C | 19°C / 10°C | 10days (55 mm) Wet | 11.2h Excellent | 73% Muggy | 6.6 High | Good | View Details |
| May best | 23°C / 14°C | 23°C / 13°C | 4days (36 mm) Good | 12.4h Excellent | 67% Muggy | 7.5 Very High | Excellent | View Details |
| June best | 26°C / 17°C | 26°C / 16°C | 3days (7 mm) Excellent | 13h Excellent | 66% Muggy | 7.9 Very High | Excellent | View Details |
| July best | 29°C / 18°C | 30°C / 18°C | 1days (2 mm) Excellent | 13h Excellent | 63% Muggy | 8.1 Very High | Excellent | View Details |
| August best | 30°C / 18°C | 31°C / 19°C | 0days (1 mm) Excellent | 12.3h Excellent | 63% Muggy | 7.6 Very High | Excellent | View Details |
| September best | 27°C / 17°C | 27°C / 17°C | 3days (19 mm) Excellent | 10.9h Excellent | 67% Muggy | 6.3 High | Excellent | View Details |
| October | 24°C / 16°C | 23°C / 15°C | 7days (56 mm) Good | 9h Good | 73% Muggy | 4.6 Moderate | Excellent | View Details |
| November | 18°C / 12°C | 17°C / 11°C | 9days (67 mm) Wet | 7.7h Good | 79% Humid | 3.3 Moderate | Good | View Details |
| December | 16°C / 10°C | 15°C / 8°C | 8days (66 mm) Wet | 7.3h Good | 81% Humid | 2.6 Moderate | Good | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Setúbal are May, June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Setúbal, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Setúbal is August, with average daytime highs of 30°C (86°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Setúbal is January, with average overnight lows of 9°C (48°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Setúbal is March, averaging 83mm of precipitation across 10 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Setúbal runs through March, April, with the heaviest rainfall in March. Based on 10-year averages for Setúbal.
Setúbal receives approximately 122 sunshine hours per year. The sunniest month is June with around 13 hours. Based on climate data for Setúbal.
The least favorable months to visit Setúbal are January, November, December, primarily due to less favorable weather conditions. For the best conditions, consider May, June, July, August, September instead.
The annual average UV index in Setúbal is 6, classified as high. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Setúbal is 72%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Sea temperatures in Summer average 17°C (63°F), which most swimmers will find too cold without a wetsuit.
Average wind speeds in Setúbal are 21 km/h (13 mph). The windiest month is June with peak winds reaching 22 km/h (14 mph) (gusts up to 40 km/h / 25 mph).
Setúbal averages 9 clear-sky days per month with overall cloud cover around 43%. The clearest skies occur in August.
The annual average dew point in Setúbal is 13°C (55°F), which feels pleasant with low humidity. Outdoor activities are comfortable year-round from a humidity standpoint.
Setúbal has a Hot-Summer Mediterranean climate, classified as Csa under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Setúbal ranges from 12°C (54°F) to 21°C (70°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, June is a great time to visit Setúbal. It earns a climate score of 9.8/10 with Excellent.
For June in Setúbal, pack Breathable clothing, Sunscreen (SPF 30+), Sun hat, Sunglasses, Comfortable walking shoes. With average highs of 26°C (79°F) and 3 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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