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Weather Forecast for San Sebastian

Pais Vasco, Spain

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Mist

Current Weather - San Sebastian: 19°C

Pais Vasco, Spain

Mist

Feels like 21°C

Wind

5 km/h SW

Humidity

96%

Pressure

1020 mb

UV Index

0

Visibility

2 km
Mist

Mist

Friday, August 14, 2026

High

27°C

Low

18°C

Rain Chance

43%

Hourly Forecast

Mist 19°C
06:00
Mist 18°C
07:00
Partly Cloudy 20°C
08:00
Sunny 22°C
09:00
Sunny 24°C
10:00
Sunny 26°C
11:00
Sunny 27°C
12:00
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 25°C
16:00
Partly Cloudy 25°C
17:00
Sunny 25°C
18:00
Sunny 25°C
19:00
Sunny 24°C
20:00
Patchy light rain in area with thunder 21°C
21:00
Mist 20°C
22:00
Light rain shower 20°C
23:00
Aug 15

Day Statistics

Maximum Wind

13 km/h

Humidity

85%

Precipitation

1 mm

UV Index

6

Visibility

7 km

Rain Chance

43%

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

11.4

μg/m³

PM10

20.7

μg/m³

NO₂

4.3

μg/m³

O₃

82.8

μg/m³

SO₂

0.7

μg/m³

CO

136.6

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

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