Donostia Weather Conditions

Current Temperature Level

overcast
30°C
30°C17°C
Pleasant

Overcast

Feels Like 27°C

Chances of Rain9%

Good

31AQI

Humidity

30%

Nowovercast30°9%6 PMovercast30°9%7 PMovercast29°9%8 PMovercast28°9%9 PMovercast27°9%10 PMovercast26°9%11 PMovercast25°11%12 AMcloudy25°7%1 AMovercast24°12%2 AMovercast24°13%3 AMovercast24°14%4 AMovercast23°14%5 AMovercast23°13%6 AMovercast22°16%7 AMovercast22°17%8 AMovercast22°17%9 AMlight drizzle21°47%10 AMpatchy rain possible20°32%11 AMpatchy rain possible20°27%12 PMpatchy rain possible22°22%1 PMlight rain shower23°33%2 PMpatchy rain possible22°22%3 PMovercast21°24%4 PMlight rain shower21°44%
.

Skies may remain grey and overcast.

Last Updated: 2026-09-29 17:30 (Local Time)

Donostia Weather Parameters

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Donostia 10-Days Weather Forecast

See Monthly
Today29 Sep.


Overcast

Overcast

Fully overcast skies with a high of 23 °C. Humidity will be 57%, and winds at 22 km/h.


temperature icon

30°C  /  17°C

temperature iconHumi.57 %
temperature iconPrec.0.17 mm


Sunrise icon

Sunrise

08:03 AM

11hrs 50min

Sunset icon

Sunset

07:53 PM
Temperature (°C)
.
12 AMTime11 PM

Time

Condition

Temperature IconTemp

Humidity IconHumidity

UV IconUV

Wind IconWind Speed & Dir.

12 AM

Patchy rain nearbyPatchy rain nearby

19 °C

83 %

0

8.6 kmph /  SE

Feels Like IconFeels 19 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

1 AM

Patchy rain nearbyPatchy rain nearby

18 °C

87 %

0

9.7 kmph /  SE

Feels Like IconFeels 18 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

2 AM

OvercastOvercast

17 °C

88 %

0

10.4 kmph /  SSE

Feels Like IconFeels 17 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

3 AM

OvercastOvercast

17 °C

90 %

0

9.4 kmph /  S

Feels Like IconFeels 17 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

4 AM

OvercastOvercast

18 °C

88 %

0

10.8 kmph /  SSE

Feels Like IconFeels 17 °C

Temperature IconCover 98 %

Visibility IconVisibility 10 km

5 AM

Partly CloudyPartly Cloudy

18 °C

83 %

0

10.4 kmph /  S

Feels Like IconFeels 18 °C

Temperature IconCover 43 %

Visibility IconVisibility 10 km

6 AM

Partly CloudyPartly Cloudy

18 °C

84 %

0

13 kmph /  SSE

Feels Like IconFeels 17 °C

Temperature IconCover 51 %

Visibility IconVisibility 10 km

7 AM

CloudyCloudy

19 °C

80 %

0

15.8 kmph /  SSE

Feels Like IconFeels 17 °C

Temperature IconCover 67 %

Visibility IconVisibility 10 km

8 AM

Patchy rain nearbyPatchy rain nearby

19 °C

77 %

0

15.1 kmph /  SSE

Feels Like IconFeels 17 °C

Temperature IconCover 57 %

Visibility IconVisibility 10 km

9 AM

OvercastOvercast

19 °C

75 %

0.2

15.1 kmph /  SSE

Feels Like IconFeels 18 °C

Temperature IconCover 97 %

Visibility IconVisibility 10 km

10 AM

Partly CloudyPartly Cloudy

21 °C

66 %

0.7

15.5 kmph /  S

Feels Like IconFeels 20 °C

Temperature IconCover 53 %

Visibility IconVisibility 10 km

11 AM

SunnySunny

24 °C

49 %

1.7

16.9 kmph /  SSE

Feels Like IconFeels 22 °C

Temperature IconCover 17 %

Visibility IconVisibility 10 km

12 PM

OvercastOvercast

26 °C

42 %

2.9

17.3 kmph /  SSE

Feels Like IconFeels 24 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

1 PM

OvercastOvercast

27 °C

38 %

4.1

18.4 kmph /  S

Feels Like IconFeels 24 °C

Temperature IconCover 94 %

Visibility IconVisibility 10 km

2 PM

Partly CloudyPartly Cloudy

28 °C

36 %

4.8

19.1 kmph /  S

Feels Like IconFeels 25 °C

Temperature IconCover 40 %

Visibility IconVisibility 10 km

3 PM

OvercastOvercast

29 °C

32 %

4.5

22 kmph /  SSE

Feels Like IconFeels 25 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

4 PM

OvercastOvercast

30 °C

30 %

3.4

21.2 kmph /  SSE

Feels Like IconFeels 26 °C

Temperature IconCover 99 %

Visibility IconVisibility 10 km

5 PM

OvercastOvercast

30 °C

30 %

1.8

19.1 kmph /  SSE

Feels Like IconFeels 27 °C

Temperature IconCover 96 %

Visibility IconVisibility 10 km

6 PM

OvercastOvercast

30 °C

30 %

0.7

19.4 kmph /  SSE

Feels Like IconFeels 26 °C

Temperature IconCover 98 %

Visibility IconVisibility 10 km

7 PM

OvercastOvercast

29 °C

30 %

0.1

20.2 kmph /  S

Feels Like IconFeels 25 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

8 PM

OvercastOvercast

28 °C

30 %

0

17.6 kmph /  S

Feels Like IconFeels 25 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

9 PM

OvercastOvercast

27 °C

35 %

0

15.1 kmph /  S

Feels Like IconFeels 24 °C

Temperature IconCover 97 %

Visibility IconVisibility 10 km

10 PM

OvercastOvercast

26 °C

42 %

0

16.6 kmph /  SSE

Feels Like IconFeels 25 °C

Temperature IconCover 93 %

Visibility IconVisibility 10 km

11 PM

OvercastOvercast

25 °C

47 %

0

16.6 kmph /  SSE

Feels Like IconFeels 23 °C

Temperature IconCover 98 %

Visibility IconVisibility 10 km

Temp30 °C


ConditionOvercast


Humidity30 %

Feels27 °C


Cover96 %


Visibility10 km

Wind Speed & Dir.19.1 kmph /  SSE


UV1.8

Donostia 30-Days (September 2026) Weather Forecast

See Hourly
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Mist22°14°
2
Mist24°16°
3
Sunny28°14°
4
Sunny29°18°
5
Overcast28°16°
6
Overcast33°20°
7
Sunny25°17°
8
Fog24°15°
9
Patchy rain nearby20°15°
10
Sunny21°12°
11
Sunny22°11°
12
Sunny24°13°
13
Sunny26°14°
14
Overcast29°16°
15
Sunny24°18°
16
Rain Shower20°14°
17
Rain Shower19°14°
18
Patchy rain nearby16°13°
19
Sunny23°12°
20
Sunny23°13°
21
Sunny24°14°
22
Sunny23°14°
23
Sunny25°14°
24
Sunny33°16°
25
Sunny21°16°
26
Patchy rain nearby23°16°
27
Overcast28°16°
28
Overcast28°16°
29Today
Overcast29°17°
30
Overcast23°16°

SeptemberWeather Overview

No. of days:

Sunny

Sunny

15

Cloudy

Cloudy

0

Rainy

Rainy

3

Snowy

Snowy

0


The monthly weather averages in Donostia consist of 15 sunny days, 0 cloudy days, 3 rainy days, and 0 snowy days.

Donostia's Locations Weather Conditions


Locations
Temp
Condition
Humi.
UV
Wind Speed & Direction
30 °C
overcastOvercast
30%
1.8

19.1 kmph /  SSE

30 °C
overcastOvercast
30%
1.8

19.1 kmph /  SSE

30 °C
overcastOvercast
30%
1.9

19.1 kmph /  SSE

30 °C
overcastOvercast
30%
1.8

19.1 kmph /  SSE

30 °C
overcastOvercast
30%
1.9

19.1 kmph /  SSE

30 °C
overcastOvercast
30%
1.9

19.1 kmph /  SSE

30 °C
overcastOvercast
30%
1.9

19.1 kmph /  SSE

30 °C
overcastOvercast
30%
1.8

19.1 kmph /  SSE

30 °C
overcastOvercast
30%
1.9

19.1 kmph /  SSE

30 °C
overcastOvercast
30%
1.9

19.1 kmph /  SSE

30 °C
overcastOvercast
30%
1.8

19.1 kmph /  SSE

30 °C
overcastOvercast
30%
1.8

19.1 kmph /  SSE

Spain's Hottest Cities - September 2026

Hottest
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Last Updated: 29 Sept 2026, 03:44 PM

City Weather Rankings

FAQs About Donostia Weather Conditions


1. What is the current temperature in Donostia today - 29 September 2026?

The current temperature in Donostia is 30°C, with a feels-like temperature of 27°C. Today's forecast shows a high of 30°C and a low of 17°C, giving a 13 degree swing through the day as of 05:30 PM 29 September 2026.

2. What are the current weather parameters in Donostia today?

Here is a complete overview of Donostia's current weather conditions as of 05:30 PM 29 September 2026: Condition : Overcast Temperature : 30°C Pleasant (Feels like 27°C) Humidity : 30% Wind Speed : 19.1 km/h from SSE (154 degrees), Gust 9.7 m/s UV Index : 1.8 (Low Air Pressure : 1011 mb Cloud Cover : 96% Visibility : 10 km Precipitation : 0 mm (20% chance of rain)

3. What is the 10-day weather forecast for Donostia from 05:30 PM 29 September 2026?

From 05:30 PM 29 September 2026, Donostia's 10-day forecast shows this trend: Today (Sep. 29) : Temp. 23°C, Hum. 57% and Overcast condition. Wednesday (Sep. 30) : Temp. 21°C, Hum. 76% and Overcast condition. Thursday (Oct. 1) : Temp. 15°C, Hum. 93% and Patchy rain nearby condition. Friday (Oct. 2) : Temp. 17°C, Hum. 87% and Rain Shower condition. Saturday (Oct. 3) : Temp. 17°C, Hum. 98% and Rain Shower condition. Sunday (Oct. 4) : Temp. 17°C, Hum. 93% and Mist condition. Monday (Oct. 5) : Temp. 18°C, Hum. 84% and Mist condition. Tuesday (Oct. 6) : Temp. 18°C, Hum. 87% and Mist condition. Wednesday (Oct. 7) : Temp. 17°C, Hum. 75% and Rain Showers condition. Thursday (Oct. 8) : Temp. 17°C, Hum. 74% and Rain Showers condition.

4. Will it rain in Donostia today?

As of 05:30 PM 29 September 2026, there is a 9% chance of rainfall in Donostia later today around 2026-09-29 18:00. Current precipitation is 0 mm. Residents are advised to carry an umbrella before heading out.

5. What is the monthly weather forecast for Donostia in September 2026?

September 2026 in Donostia is forecast to have 15 sunny days, 3 rainy days, 0 cloudy days, and 0 snowy days. Temperatures for the month range from lows around 11°C to highs of 33°C.

6. How does the weather in Donostia affect air quality?

Weather directly impacts air quality in Donostia. Calm winds, high humidity, fog, and high pressure trap pollutants near the ground, worsening AQI. Strong winds, rainfall, and low pressure help disperse them. Rising temperatures and UV levels intensify ozone and smog formation, while poor visibility signals elevated particulate matter. Monitoring weather alongside AQI gives the clearest picture of outdoor safety.