Beasain, Spain experiences average highs of 18°C (64°F) and lows of 10°C (50°F) throughout the year. Rainfall is frequent, averaging about 14 rainy days per month. Sunshine is abundant, averaging about 9 hours per day. Average highs have warmed by 0.8°C (1.4°F) across the available records.
Beasain, Spain Weather & Climate 2026
Monthly climate averages for Beasain, Spain. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Feb–Dec 
Wetter season: Jan–Nov At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
6.3/10
Best: June, July, August, September, October
UV Index
4
Low
Temperature 18°C / 10°C
Feels Like 17°C / 9°C
Rainy Days 14
Rainfall 102 mm
Sunshine 9 h
Humidity 83%
Wind Speed 14 km/h
Dew Point 11°C
Snow Days 3 days
Frost Days 2 days
Hottest Month
25°C
August
Avg Low16°C
Rain10days
Coldest Month
4°C
January
Avg High10°C
Rain15days
Driest Month
10days
July
Avg High24°C
Avg Low16°C
Windiest Month
16 km/h
March (Gusts 48)
Worst Time to Visit
Consider avoiding January due to heavy rainfall.
Sun Position
Sunrise 06:30
Daylight 15.3h
Sunset 21:51
Live conditions—
Beasain on the map · live conditions
Beasain, Spain
- Continent
- Europe
- Country
- Spain
- City
- Beasain
- Population
- 13.6K
- Coordinates
- 43.05°, -2.20°
Seasonal Breakdown
Spring
Mar–May
Avg High 17°C
Avg Low 8°C
Rain 16 days/mo
Summer
Jun–Aug
Avg High 24°C
Avg Low 15°C
Rain 12 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 19°C
Avg Low 11°C
Rain 13 days/mo
2/3 best months
Winter
Dec–Feb
Avg High 12°C
Avg Low 5°C
Rain 14 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 / 4°C . Feb: 13°C / 5°C . Mar: 14°C / 6°C . Apr: 16°C / 8°C . May: 19°C / 11°C . Jun: 23°C / 14°C . Jul: 24°C / 16°C . Aug: 25°C / 16°C . Sep: 23°C / 14°C . Oct: 20°C / 12°C . Nov: 14°C / 8°C . Dec: 12°C / 6°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 130 mm. Feb: 101 mm. Mar: 111 mm. Apr: 104 mm. May: 104 mm. Jun: 112 mm. Jul: 50 mm. Aug: 59 mm. Sep: 90 mm. Oct: 114 mm. Nov: 136 mm. Dec: 113 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 86%. Feb: 82%. Mar: 79%. Apr: 79%. May: 82%. Jun: 84%. Jul: 83%. Aug: 82%. Sep: 82%. Oct: 81%. Nov: 85%. Dec: 86%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 14 km/h . Feb: 14 km/h . Mar: 16 km/h . Apr: 15 km/h . May: 13 km/h . Jun: 12 km/h . Jul: 13 km/h . Aug: 12 km/h . Sep: 13 km/h . Oct: 14 km/h . Nov: 15 km/h . Dec: 14 km/h .
Sunshine
Sunshine
Sunshine: Jan: 6h. Feb: 7h. Mar: 9h. Apr: 10h. May: 11h. Jun: 11h. Jul: 12h. Aug: 11h. Sep: 10h. Oct: 8h. Nov: 6h. Dec: 6h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 4. Apr: UV 5. May: UV 6. Jun: UV 6. Jul: UV 7. Aug: UV 6. 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: 5 days. Feb: 4 days. Mar: 3 days. Apr: 1 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 2 days. Dec: 2 days.
Climate Trends
Average highs have warmed by 0.8°C (1.4°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 · 26°C | Aug · 25°C |
| Coldest month | Jan 2025 · 5°C | Jan · 4°C |
| Wettest month | Nov 2025 · 142 mm | Nov · 136 mm |
| Windiest month | Mar 2025 · 18 km/h | Mar · 16 km/h |
Month-by-Month Weather Table
January
Poor 
February
Fair March
Fair April
Good May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October best
Good November
Fair December
Fair | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 10°C / 4°C | 8°C / 1°C | 15days (130 mm) Wet | 5.9h Fair | 86% Very Muggy | 2 Low | Poor | View Details |
| February | 13°C / 5°C | 10°C / 3°C | 12days (101 mm) Wet | 7.1h Good | 82% Humid | 2.9 Moderate | Fair | View Details |
| March | 14°C / 6°C | 12°C / 4°C | 17days (111 mm) Wet | 8.6h Good | 79% Humid | 4.1 Moderate | Fair | View Details |
| April | 16°C / 8°C | 15°C / 6°C | 15days (104 mm) Wet | 9.6h Good | 79% Humid | 5.3 High | Good | View Details |
| May | 19°C / 11°C | 19°C / 10°C | 16days (104 mm) Wet | 10.7h Excellent | 82% Humid | 6.1 High | Good | View Details |
| June best | 23°C / 14°C | 24°C / 14°C | 15days (112 mm) Wet | 10.9h Excellent | 84% Humid | 6.4 High | Excellent | View Details |
| July best | 24°C / 16°C | 26°C / 17°C | 10days (50 mm) Wet | 11.5h Excellent | 83% Humid | 6.7 High | Excellent | View Details |
| August best | 25°C / 16°C | 27°C / 17°C | 10days (59 mm) Wet | 11.1h Excellent | 82% Humid | 6.1 High | Excellent | View Details |
| September best | 23°C / 14°C | 24°C / 14°C | 12days (90 mm) Wet | 9.7h Good | 82% Humid | 4.9 Moderate | Excellent | View Details |
| October best | 20°C / 12°C | 19°C / 11°C | 12days (114 mm) Wet | 7.8h Good | 81% Humid | 3.6 Moderate | Good | View Details |
| November | 14°C / 8°C | 12°C / 6°C | 16days (136 mm) Wet | 6.2h Fair | 85% Humid | 2.1 Moderate | Fair | View Details |
| December | 12°C / 6°C | 10°C / 3°C | 14days (113 mm) Wet | 5.9h Fair | 86% Very Muggy | 1.6 Low | Fair | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Beasain are June, July, August, September, October, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Beasain, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Beasain is August, with average daytime highs of 25°C (77°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Beasain is January, with average overnight lows of 4°C (39°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Beasain is November, averaging 136mm of precipitation across 16 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Beasain runs through March, May, November, January, with the heaviest rainfall in March. Based on 10-year averages for Beasain.
Beasain receives approximately 105 sunshine hours per year. The sunniest month is July with around 12 hours. Based on climate data for Beasain.
The least favorable months to visit Beasain are January, primarily due to heavy rainfall. For the best conditions, consider June, July, August, September, October instead.
The annual average UV index in Beasain is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Beasain is 83%, classified as humid. High humidity makes warm temperatures feel significantly hotter — lightweight, breathable clothing is recommended.
Yes, Beasain receives snow. Months with snowfall average 3 snow days and 5 cm (2 in) of accumulation, with about 2 frost days during winter.
Average wind speeds in Beasain are 14 km/h (9 mph). The windiest month is March with peak winds reaching 16 km/h (10 mph) (gusts up to 48 km/h / 30 mph).
Beasain averages 2 clear-sky days per month with overall cloud cover around 68%. The clearest skies occur in October.
The annual average dew point in Beasain is 11°C (52°F), which feels pleasant with low humidity. Outdoor activities are comfortable year-round from a humidity standpoint.
Beasain has a Oceanic climate, classified as Cfb 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 Beasain ranges from 9°C (48°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 Beasain. It earns a climate score of 8/10 with Excellent.
For June in Beasain, pack Umbrella, Waterproof jacket, Waterproof shoes, Sunscreen (SPF 30+), Sunglasses. With average highs of 23°C (73°F) and 15 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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