Biarritz in Spring
In spring (March, April and May), Biarritz sees average daytime highs around 16°C and overnight lows near 10°C, with 299 mm of rain over about 40 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 13°C in early March to 20°C by late May. The sky is clear or mostly clear about 24% of the time across spring, and the air most often feels dry.
Spring is Biarritz's 3rd-best season to visit on our travel score. For the whole year in context, see Biarritz's year-round climate.
- Avg daytime high
- 16°C
- 3rd-warmest season
- Avg overnight low
- 10°C
- Rainfall
- 299 mm
- 40 wet days
- Avg wind
- 12 km/h
- Travel score
- 4.7
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Biarritz in Spring
Over the season highs climb from about 13°C in early March to 20°C by late May.
A typical spring day in Biarritz reaches about 16°C and drops to 10°C overnight. The warmest of the three months is May, the coolest March.
Biarritz weather by month
How the three spring months (March, April and May) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 12° / 7° | 123 | 14.1 | 9.1 | 2.7 |
| Feb | 12° / 7° | 106 | 12.7 | 10.2 | 2.9 |
| Mar | 14° / 8° | 98 | 12.8 | 11.6 | 4.0 |
| Apr | 16° / 10° | 106 | 14.2 | 13.2 | 4.4 |
| May | 19° / 13° | 96 | 13.1 | 14.5 | 5.6 |
| Jun | 21° / 16° | 76 | 10.7 | 15.2 | 6.4 |
| Jul | 23° / 18° | 64 | 10.3 | 14.9 | 7.0 |
| Aug | 24° / 18° | 65 | 10.2 | 13.8 | 7.2 |
| Sep | 22° / 16° | 88 | 11.4 | 12.3 | 6.5 |
| Oct | 19° / 14° | 114 | 12.8 | 10.8 | 5.7 |
| Nov | 15° / 10° | 162 | 14.9 | 9.5 | 3.9 |
| Dec | 12° / 8° | 134 | 14.1 | 8.8 | 3.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 24% of the time across spring.
Chance of precipitation in Spring
Biarritz gets around 299 mm of rain over 40 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 12 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 10 h 54 min in early March to 15 hours by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 4.8 kWh/m².
Is spring a good time to visit Biarritz?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a reasonable time to visit Biarritz for sightseeing.
What to pack for Biarritz in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Biarritz sees daytime highs around 16°C and nights near 10°C. Pack rain gear. Worth having: a warm layer and sun protection. About 40 days see rain.
Sea temperature near Biarritz in Spring
The nearest coast averages about 14°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 17 km away) is warmest in August at about 22°C and coldest in February near 12°C.
It's comfortable for a long swim from Jul 1 to Sep 24 — about 2.8 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 13 | 12 | 12 | 14 | 16 | 19 | 21 | 22 | 21 | 18 | 16 | 14 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Refreshing | Refreshing | Refreshing | Cool | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 13 | Bracing |
| Feb | 12 | Bracing |
| Mar | 12 | Bracing |
| Apr | 14 | Bracing |
| May | 16 | Cool |
| Jun | 19 | Cool |
| Jul | 21 | Refreshing |
| Aug | 22 | Refreshing |
| Sep | 21 | Refreshing |
| Oct | 18 | Cool |
| Nov | 16 | Cool |
| Dec | 14 | Bracing |
UV index in Biarritz in Spring
Clear-sky midday UV across spring averages around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Biarritz peaks around July 16 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 4 | 6 | 6 | 8 | 8 | 8 | 5 | 4 | 2 | 1 |
| Level | Low | Low | Moderate | High | High | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 6 | High |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 8 | Very high |
| Sep | 5 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Biarritz?
Biarritz sits at 43.5°N, 1.6°W, 39 m above sea level, in France. The nearest listed city is Anglet, 3.0 km away.
Topography around Biarritz
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Biarritz.
Within 3 km, the terrain around Biarritz has only modest variations in elevation — a maximum elevation change of 91 m around an average of 28 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 231 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,044 m.
The land around Biarritz is covered by water (43%) and artificial surfaces (30%) within 3 km, water (47%) and trees (30%) within 16 km, and trees (46%) and water (25%) within 80 km.
France travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / E
- 230 V · 50 Hz
- Prices
- ≈ 77% of US
- price level, 2025
- GDP per capita
- $48,986
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Safe drinking water
- 100%
- of population, 2024
- Homicide rate
- 1.3
- per 100k, 2023
- Road deaths
- 5.1
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Moderate
- EF EPI 539
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Biarritz (43.4806°, -1.5568°, elevation 39 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.