Weather Forecast for San Sebastian

Pais Vasco, Spain

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Sunny

Current Weather - San Sebastian: 27°C

Pais Vasco, Spain

Sunny

Feels like 28°C

Wind

11 km/h NNW

Humidity

69%

Pressure

1019 mb

UV Index

5

Visibility

10 km

Sunny

Sunny

Friday, August 14, 2026

High

27°C

Low

18°C

Rain Chance

65%

Hourly Forecast

Sunny 27°C
13:00
Thundery outbreaks in nearby 26°C
14:00
Thundery outbreaks in nearby 26°C
15:00
Thundery outbreaks in nearby 26°C
16:00
Sunny 25°C
17:00
Sunny 25°C
18:00
Sunny 25°C
19:00
Sunny 23°C
20:00
Patchy light rain 21°C
21:00
Patchy rain nearby 20°C
22:00
Patchy rain nearby 20°C
23:00
Aug 15

Day Statistics

Maximum Wind

13 km/h

Humidity

84%

Precipitation

3 mm

UV Index

6

Visibility

7 km

Rain Chance

65%

Snow Chance

0%

Sun & Moon

Sunrise

07:12 AM

Sunset

09:12 PM

Moonrise

08:56 AM

Moonset

09:59 PM

Moon Phase

Waxing Crescent

Moon Illumination

5%

Air Quality

PM2.5

12

μg/m³

PM10

21.1

μg/m³

NO₂

4.8

μg/m³

O₃

83.1

μg/m³

SO₂

0.9

μg/m³

CO

142.5

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

439.65

Diffuse Radiation

166.22

DNI

0

GTI

0

Weather Alerts

Moderate rain warning. Centro de Navarra

Centro de Navarra Aug 13, 07:01 PM - Aug 14, 11:59 PM
Severity: Moderate Urgency: Future

One-hour accumulated precipitation: 15 mm.

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 rain warning Certainty: Likely Category: Met

Moderate thunderstorm warning. Centro de Navarra

Centro de Navarra Aug 13, 07:01 PM - Aug 14, 11:59 PM
Severity: Moderate Urgency: Future

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 thunderstorm warning Certainty: Likely Category: Met

Moderate high-temperature warning. Centro de Navarra

Centro de Navarra Aug 13, 07:01 PM - Aug 14, 08:59 PM
Severity: Moderate Urgency: Future

Maximum temperature: 38 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

Severe high-temperature warning. Centro de Navarra

Centro de Navarra Aug 14, 08:46 AM - Aug 14, 08:59 PM
Severity: Severe Urgency: Future

Maximum temperature: 39 ºC.

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

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