Haro, Spain experiences average highs of 18°C (64°F) and lows of 8°C (46°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 warmed by 1.1°C (2.0°F) across the available records.
Haro, Spain Weather & Climate 2026
Monthly climate averages for Haro, Spain. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Mar–Nov At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
6.4/10
Best: June, July, August, September
UV Index
5
Low
Temperature 18°C / 8°C
Feels Like 17°C / 7°C
Rainy Days 11
Rainfall 59 mm
Sunshine 9 h
Humidity 76%
Wind Speed 14 km/h
Dew Point 9°C
Snow Days 5 days
Frost Days 4 days
Hottest Month
28°C
August
Avg Low16°C
Rain6days
Coldest Month
2°C
January
Avg High10°C
Rain12days
Driest Month
5days
July
Avg High27°C
Avg Low15°C
Windiest Month
17 km/h
March (Gusts 43)
Worst Time to Visit
Consider avoiding January, February, March, December due to frequent rain.
Sun Position
Sunrise 06:35
Daylight 15.3h
Sunset 21:52
Live conditions—
Haro on the map · live conditions
Haro, Spain
- Continent
- Europe
- Country
- Spain
- City
- Haro
- Population
- 12.3K
- Coordinates
- 42.58°, -2.85°
Seasonal Breakdown
Spring
Mar–May
Avg High 16°C
Avg Low 6°C
Rain 14 days/mo
Summer
Jun–Aug
Avg High 26°C
Avg Low 15°C
Rain 8 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 19°C
Avg Low 10°C
Rain 11 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 11°C
Avg Low 3°C
Rain 11 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: 10°C / 2°C . Feb: 12°C / 3°C . Mar: 13°C / 4°C . Apr: 16°C / 6°C . May: 20°C / 9°C . Jun: 24°C / 13°C . Jul: 27°C / 15°C . Aug: 28°C / 16°C . Sep: 24°C / 13°C . Oct: 20°C / 10°C . Nov: 14°C / 6°C . Dec: 11°C / 4°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 74 mm. Feb: 63 mm. Mar: 70 mm. Apr: 76 mm. May: 66 mm. Jun: 65 mm. Jul: 27 mm. Aug: 24 mm. Sep: 41 mm. Oct: 63 mm. Nov: 83 mm. Dec: 58 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 83%. Feb: 80%. Mar: 76%. Apr: 75%. May: 74%. Jun: 74%. Jul: 70%. Aug: 67%. Sep: 70%. Oct: 73%. Nov: 81%. Dec: 83%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 14 km/h . Feb: 14 km/h . Mar: 17 km/h . Apr: 15 km/h . May: 14 km/h . Jun: 13 km/h . Jul: 14 km/h . Aug: 14 km/h . Sep: 13 km/h . Oct: 14 km/h . Nov: 15 km/h . Dec: 14 km/h .
Sunshine
Sunshine
Sunshine: Jan: 6h. Feb: 8h. Mar: 9h. Apr: 10h. May: 11h. Jun: 12h. Jul: 12h. Aug: 12h. Sep: 10h. Oct: 8h. Nov: 7h. Dec: 6h.
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 5. 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
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 7 days. Feb: 5 days. Mar: 6 days. Apr: 2 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 3 days. Dec: 4 days.
Climate Trends
Average highs have warmed by 1.1°C (2.0°F) across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 30°C | Aug · 28°C |
| Coldest month | Jan 2025 · 3°C | Jan · 2°C |
| Wettest month | Mar 2025 · 100 mm | Nov · 83 mm |
| Windiest month | Mar 2025 · 18 km/h | Mar · 17 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Fair April
Fair May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Good November
Fair December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 10°C / 2°C | 7°C / -1°C | 12days (74 mm) Wet | 6.1h Fair | 83% Humid | 2.1 Moderate | Poor | View Details |
| February | 12°C / 3°C | 9°C / 0°C | 10days (63 mm) Wet | 7.5h Good | 80% Humid | 3.1 Moderate | Poor | View Details |
| March | 13°C / 4°C | 10°C / 1°C | 15days (70 mm) Wet | 8.9h Good | 76% Humid | 4.4 Moderate | Fair | View Details |
| April | 16°C / 6°C | 14°C / 4°C | 14days (76 mm) Wet | 9.9h Good | 75% Muggy | 5.9 High | Fair | View Details |
| May | 20°C / 9°C | 19°C / 8°C | 12days (66 mm) Wet | 11.1h Excellent | 74% Muggy | 6.8 High | Good | View Details |
| June best | 24°C / 13°C | 25°C / 13°C | 12days (65 mm) Wet | 11.5h Excellent | 74% Muggy | 7.2 Very High | Excellent | View Details |
| July best | 27°C / 15°C | 28°C / 16°C | 5days (27 mm) Good | 12.2h Excellent | 70% Muggy | 7.6 Very High | Excellent | View Details |
| August best | 28°C / 16°C | 28°C / 16°C | 6days (24 mm) Good | 11.6h Excellent | 67% Muggy | 6.9 High | Excellent | View Details |
| September best | 24°C / 13°C | 23°C / 13°C | 8days (41 mm) Wet | 9.9h Good | 70% Muggy | 5.4 High | Excellent | View Details |
| October | 20°C / 10°C | 19°C / 9°C | 10days (63 mm) Wet | 8.1h Good | 73% Muggy | 3.8 Moderate | Good | View Details |
| November | 14°C / 6°C | 11°C / 3°C | 14days (83 mm) Wet | 6.5h Fair | 81% Humid | 2.4 Moderate | Fair | View Details |
| December | 11°C / 4°C | 9°C / 1°C | 12days (58 mm) Wet | 6h Fair | 83% Humid | 1.9 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Haro are June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Haro, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Haro is August, with average daytime highs of 28°C (83°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Haro is January, with average overnight lows of 2°C (36°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Haro is November, averaging 83mm of precipitation across 14 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Haro runs through March, April, November, January, with the heaviest rainfall in March. Based on 10-year averages for Haro.
Haro receives approximately 109 sunshine hours per year. The sunniest month is July with around 12 hours. Based on climate data for Haro.
The least favorable months to visit Haro 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 Haro is 5, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Haro is 76%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Haro receives snow. Months with snowfall average 5 snow days and 6 cm (2 in) of accumulation, with about 4 frost days during winter.
Average wind speeds in Haro are 14 km/h (9 mph). The windiest month is March with peak winds reaching 17 km/h (11 mph) (gusts up to 43 km/h / 27 mph).
Haro averages 3 clear-sky days per month with overall cloud cover around 63%. The clearest skies occur in August.
The annual average dew point in Haro is 9°C (48°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Haro 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 Haro ranges from 7°C (45°F) to 17°C (63°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 Haro. It earns a climate score of 8.5/10 with Excellent.
For June in Haro, pack Umbrella, Waterproof jacket, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. With average highs of 24°C (75°F) and 12 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: