UTC Offset
UTC+02:00
La Unión, Spain Snapshot 2026
Where is La Unión?
La Unión, Spain
- Continent
- Europe
- Country
- Spain
- City
- La Unión
- Population
- 17.7K
- Coordinates
- 37.62°, -0.88°
La Unión is a city in Spain with a population of approximately 17.7K. Average temperatures range from 10°C (50°F) in January to 29°C (84°F) in August. The best time to visit is May, June, September, October.
Time in La Unión right now
Open full time & time zone page 00:43 43
Wednesday, June 17, 2026
IANA time zone
Europe/Madrid
Daylight saving
DST in effect
CET / CEST
Next DST change
October 25
backward -1h
Live weather in La Unión
Daylight in La Unión today
View full sunrise & sunset page Sunrise
Sunset
Day length
14h 45m
Climate normals for La Unión
Long-term monthly averages based on historical data.
January
Good 
February
Good March
Good April
Good May best
Excellent June best
Excellent July
Excellent August
Good September best
Excellent October best
Excellent November
Good December
Good | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 15°C / 10°C | 13°C / 7°C | 3days (25 mm) Excellent | 8.2h Good | 71% Muggy | 3 Moderate | Good | View Details |
| February | 16°C / 11°C | 14°C / 8°C | 3days (9 mm) Excellent | 9.2h Good | 72% Muggy | 4.2 Moderate | Good | View Details |
| March | 17°C / 12°C | 15°C / 9°C | 7days (51 mm) Good | 9.9h Good | 71% Muggy | 5.5 High | Good | View Details |
| April | 19°C / 13°C | 18°C / 12°C | 4days (30 mm) Good | 11.1h Excellent | 72% Muggy | 6.8 High | Good | View Details |
| May best | 22°C / 16°C | 22°C / 16°C | 3days (27 mm) Excellent | 12.6h Excellent | 72% Muggy | 7.5 Very High | Excellent | View Details |
| June best | 25°C / 20°C | 28°C / 21°C | 2days (8 mm) Excellent | 13.4h Excellent | 72% Muggy | 8 Very High | Excellent | View Details |
| July | 28°C / 23°C | 32°C / 26°C | 0days (2 mm) Excellent | 13.3h Excellent | 73% Muggy | 8.2 Very High | Excellent | View Details |
| August | 29°C / 24°C | 33°C / 27°C | 1days (6 mm) Excellent | 12.2h Excellent | 73% Muggy | 7.7 Very High | Good | View Details |
| September best | 26°C / 22°C | 29°C / 23°C | 4days (44 mm) Good | 10.9h Excellent | 74% Muggy | 6.3 High | Excellent | View Details |
| October best | 23°C / 18°C | 24°C / 19°C | 4days (26 mm) Good | 9.5h Good | 75% Muggy | 4.8 Moderate | Excellent | View Details |
| November | 19°C / 14°C | 18°C / 12°C | 5days (25 mm) Good | 8.5h Good | 70% Muggy | 3.6 Moderate | Good | View Details |
| December | 16°C / 11°C | 14°C / 9°C | 4days (30 mm) Good | 7.7h Good | 74% Muggy | 2.8 Moderate | Good | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 15°C / 10°C . Feb: 16°C / 11°C . Mar: 17°C / 12°C . Apr: 19°C / 13°C . May: 22°C / 16°C . Jun: 25°C / 20°C . Jul: 28°C / 23°C . Aug: 29°C / 24°C . Sep: 26°C / 22°C . Oct: 23°C / 18°C . Nov: 19°C / 14°C . Dec: 16°C / 11°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 25 mm. Feb: 9 mm. Mar: 51 mm. Apr: 30 mm. May: 27 mm. Jun: 8 mm. Jul: 2 mm. Aug: 6 mm. Sep: 44 mm. Oct: 26 mm. Nov: 25 mm. Dec: 30 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 71%. Feb: 72%. Mar: 71%. Apr: 72%. May: 72%. Jun: 72%. Jul: 73%. Aug: 73%. Sep: 74%. Oct: 75%. Nov: 70%. Dec: 74%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 17 km/h . Feb: 19 km/h . Mar: 22 km/h . Apr: 21 km/h . May: 20 km/h . Jun: 19 km/h . Jul: 19 km/h . Aug: 19 km/h . Sep: 18 km/h . Oct: 17 km/h . Nov: 18 km/h . Dec: 16 km/h .
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 16°C . Feb: 15°C . Mar: 16°C . Apr: 17°C . May: 20°C . Jun: 24°C . Jul: 27°C . Aug: 28°C . Sep: 26°C . Oct: 23°C . Nov: 19°C . Dec: 17°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 3. Feb: UV 4. Mar: UV 6. Apr: UV 7. May: UV 8. Jun: UV 8. Jul: UV 8. Aug: UV 8. Sep: UV 6. Oct: UV 5. Nov: UV 4. Dec: UV 3.
Frequently Asked Questions
La Unión has a population of approximately 17.7K.
The best months to visit La Unión are May, June, September, October, when temperatures are pleasant and rainfall is lower.
La Unión receives approximately 283mm of rainfall annually across 40 rainy days.
La Unión is located in Spain, in the Europe region.