Baiona, Spain experiences average highs of 18°C (64°F) and lows of 12°C (54°F) throughout the year. Rainfall is moderate, averaging about 11 rainy days per month. Sunshine is abundant, averaging about 9 hours per day. Average highs have stayed broadly stable across the available records.
Baiona, Spain Weather & Climate 2026
Monthly climate averages for Baiona, Spain. 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
7/10
Best: June, July, August, September
UV Index
5
Low
Temperature 18°C / 12°C
Feels Like 18°C / 11°C
Rainy Days 11
Rainfall 139 mm
Sunshine 9 h
Humidity 81%
Wind Speed 19 km/h
Dew Point 12°C
Hottest Month
24°C
August
Avg Low17°C
Rain4days
Coldest Month
8°C
January
Avg High13°C
Rain13days
Driest Month
4days
July
Avg High24°C
Avg Low17°C
Windiest Month
21 km/h
March (Gusts 44)
Sea Temperature
14°C – 18°C
Warmest water: October (
17.7°C
)
Worst Time to Visit
Consider avoiding January, February, March, December due to frequent rain.
Sun Position
Sunrise 07:00
Daylight 15.2h
Sunset 22:14
Live conditions—
Baiona on the map · live conditions
Baiona, Spain
- Continent
- Europe
- Country
- Spain
- City
- Baiona
- Population
- 12.1K
- Coordinates
- 42.12°, -8.85°
Seasonal Breakdown
Spring
Mar–May
Avg High 17°C
Avg Low 11°C
Rain 12 days/mo
Summer
Jun–Aug
Avg High 23°C
Avg Low 17°C
Rain 6 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 19°C
Avg Low 14°C
Rain 12 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 14°C
Avg Low 9°C
Rain 13 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: 13°C / 8°C . Feb: 14°C / 8°C . Mar: 15°C / 9°C . Apr: 17°C / 10°C . May: 19°C / 13°C . Jun: 21°C / 15°C . Jul: 24°C / 17°C . Aug: 24°C / 17°C . Sep: 22°C / 16°C . Oct: 20°C / 14°C . Nov: 16°C / 11°C . Dec: 14°C / 9°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 216 mm. Feb: 154 mm. Mar: 185 mm. Apr: 161 mm. May: 102 mm. Jun: 65 mm. Jul: 16 mm. Aug: 20 mm. Sep: 71 mm. Oct: 224 mm. Nov: 231 mm. Dec: 221 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 83%. Feb: 82%. Mar: 80%. Apr: 80%. May: 80%. Jun: 83%. Jul: 78%. Aug: 78%. Sep: 81%. Oct: 83%. Nov: 83%. Dec: 85%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 21 km/h . Feb: 20 km/h . Mar: 21 km/h . Apr: 19 km/h . May: 18 km/h . Jun: 18 km/h . Jul: 18 km/h . Aug: 17 km/h . Sep: 16 km/h . Oct: 19 km/h . Nov: 21 km/h . Dec: 20 km/h .
Sunshine
Sunshine
Sunshine: Jan: 6h. Feb: 8h. Mar: 9h. Apr: 11h. May: 12h. Jun: 13h. Jul: 13h. Aug: 12h. Sep: 10h. Oct: 8h. Nov: 7h. Dec: 6h.
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 14°C . Feb: 14°C . Mar: 14°C . Apr: 16°C . May: 16°C . Jun: 18°C . Jul: 17°C . Aug: 17°C . Sep: 17°C . Oct: 18°C . Nov: 17°C . Dec: 15°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 4. Apr: UV 6. May: UV 7. Jun: UV 7. Jul: UV 8. Aug: UV 7. Sep: UV 6. Oct: UV 4. Nov: UV 2. Dec: UV 2.
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 9 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 25°C | Aug · 24°C |
| Coldest month | Mar 2025 · 8°C | Jan · 8°C |
| Wettest month | Jan 2025 · 366 mm | Nov · 231 mm |
| Windiest month | Jan 2025 · 25 km/h | Mar · 21 km/h |
Month-by-Month Weather Table
January
Wet 
February
Fair March
Wet April
Good May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Wet November
Wet December
Wet | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 13°C / 8°C | 11°C / 5°C | 13days (216 mm) Wet | 6h Fair | 83% Humid | 2 Low | Wet | View Details |
| February | 14°C / 8°C | 12°C / 6°C | 12days (154 mm) Wet | 7.5h Good | 82% Humid | 2.9 Moderate | Fair | View Details |
| March | 15°C / 9°C | 13°C / 6°C | 14days (185 mm) Wet | 8.9h Good | 80% Humid | 4.4 Moderate | Wet | View Details |
| April | 17°C / 10°C | 16°C / 8°C | 13days (161 mm) Wet | 10.7h Excellent | 80% Humid | 6.1 High | Good | View Details |
| May | 19°C / 13°C | 19°C / 11°C | 10days (102 mm) Wet | 11.8h Excellent | 80% Humid | 6.9 High | Good | View Details |
| June best | 21°C / 15°C | 22°C / 15°C | 9days (65 mm) Wet | 12.6h Excellent | 83% Humid | 7.4 Very High | Excellent | View Details |
| July best | 24°C / 17°C | 25°C / 17°C | 4days (16 mm) Good | 13h Excellent | 78% Humid | 7.6 Very High | Excellent | View Details |
| August best | 24°C / 17°C | 26°C / 18°C | 4days (20 mm) Good | 12.1h Excellent | 78% Humid | 6.9 High | Excellent | View Details |
| September best | 22°C / 16°C | 22°C / 16°C | 8days (71 mm) Wet | 10.3h Excellent | 81% Humid | 5.6 High | Excellent | View Details |
| October | 20°C / 14°C | 19°C / 13°C | 13days (224 mm) Wet | 7.9h Good | 83% Humid | 3.6 Moderate | Wet | View Details |
| November | 16°C / 11°C | 14°C / 9°C | 16days (231 mm) Wet | 6.6h Fair | 83% Humid | 2.4 Moderate | Wet | View Details |
| December | 14°C / 9°C | 12°C / 7°C | 15days (221 mm) Wet | 5.7h Fair | 85% Humid | 2 Low | Wet | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Baiona are June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Baiona, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Baiona is August, with average daytime highs of 24°C (75°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Baiona is January, with average overnight lows of 8°C (46°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Baiona is November, averaging 231mm of precipitation across 16 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Baiona runs through November, December, March, January, with the heaviest rainfall in November. Based on 10-year averages for Baiona.
Baiona receives approximately 113 sunshine hours per year. The sunniest month is July with around 13 hours. Based on climate data for Baiona.
The least favorable months to visit Baiona are January, February, March, December, primarily due to frequent rain. For the best conditions, consider June, July, August, September instead.
The annual average UV index in Baiona is 5, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Baiona is 81%, classified as humid. High humidity makes warm temperatures feel significantly hotter — lightweight, breathable clothing is recommended.
Sea temperatures in Summer average 16°C (61°F), which most swimmers will find too cold without a wetsuit.
Average wind speeds in Baiona are 19 km/h (12 mph). The windiest month is March with peak winds reaching 21 km/h (13 mph) (gusts up to 44 km/h / 27 mph).
Baiona averages 7 clear-sky days per month with overall cloud cover around 54%. The clearest skies occur in July.
The annual average dew point in Baiona is 12°C (54°F), which feels pleasant with low humidity. Outdoor activities are comfortable year-round from a humidity standpoint.
Baiona has a Warm-Summer Mediterranean climate, classified as Csb 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 Baiona ranges from 11°C (52°F) to 18°C (64°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 Baiona. It earns a climate score of 8.9/10 with Excellent.
For June in Baiona, pack Umbrella, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. With average highs of 21°C (69°F) and 9 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.
Last updated: