Weather Forecast for Bayonne

Aquitaine, France

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Sunny

Current Weather - Bayonne: 23°C

Aquitaine, France

Sunny

Feels like 23°C

Wind

16 km/h NW

Humidity

72%

Pressure

1013 mb

UV Index

7

Visibility

10 km

Sunny

Sunny

Wednesday, August 19, 2026

High

24°C

Low

19°C

Rain Chance

39%

Hourly Forecast

Sunny 23°C
15:00
Sunny 24°C
16:00
Sunny 23°C
17:00
Sunny 23°C
18:00
Patchy rain nearby 22°C
19:00
Patchy rain nearby 22°C
20:00
Patchy rain nearby 21°C
21:00
Patchy rain nearby 20°C
22:00
Patchy rain nearby 20°C
23:00
Aug 20

Day Statistics

Maximum Wind

17 km/h

Humidity

84%

Precipitation

1 mm

UV Index

7

Visibility

10 km

Rain Chance

39%

Snow Chance

0%

Sun & Moon

Sunrise

07:15 AM

Sunset

09:03 PM

Moonrise

03:10 PM

Moonset

Does not set today

Moon Phase

First Quarter

Moon Illumination

48%

Air Quality

PM2.5

4.7

μg/m³

PM10

7.8

μg/m³

NO₂

2.2

μg/m³

O₃

56.4

μg/m³

SO₂

0.1

μg/m³

CO

124.7

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

834.38

Diffuse Radiation

119.82

DNI

0

GTI

0

Weather Alerts

Moderate high-temperature warning. Pirineo navarro

Pirineo navarro Aug 18, 10:45 AM - Aug 19, 08:59 PM
Severity: Moderate Urgency: Future

Maximum temperature: 34 ºC.

Be aware, keep up to date with the latest weather forecast. Moderate damages to people and properties may occur, especially to those vulnerable or in exposed areas.

Event: Moderate high-temperature warning Certainty: Likely Category: Met

When to visit Bayonne?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: June July August

January

☀️
13°C
💧
18 Days of rain
❄️
Light snow possible
🥶 Coldest month

February

☀️
13°C
💧
16 Days of rain
❄️
Light snow possible

March

☀️
15°C
💧
15 Days of rain
❄️
Light snow possible

April

☀️
17°C
💧
16 Days of rain
❄️
No snowfall

May

☀️
20°C
💧
14 Days of rain
❄️
No snowfall

June

☀️
22°C
💧
12 Days of rain
❄️
No snowfall
Best time to visit

July

☀️
24°C
💧
10 Days of rain
❄️
No snowfall
Best time to visit
🌵 Driest month

August

☀️
25°C
💧
10 Days of rain
❄️
No snowfall
Best time to visit
🔥 Hottest month

September

☀️
23°C
💧
13 Days of rain
❄️
No snowfall

October

☀️
20°C
💧
17 Days of rain
❄️
No snowfall

November

☀️
16°C
💧
24 Days of rain
❄️
No snowfall
🌧 Wettest month,

December

☀️
13°C
💧
20 Days of rain
❄️
Light snow possible