Weather for three days

San Sebastian

Determine location

saturday
20 december

min.+7° max.+14°
Overcast and showers

Overcast and showers

Overcast and showers night

+10°

Overcast and showers morning

+10°

Overcast and showers day

+13°

Partly cloudy evening

+9°

Precipitation probability, %

84%

73%

87%

-

Wind speed, m/s

0.1

0.4

0.6

0.8

sunday
21 december

min.+3° max.+10°
Overcast and showers

Overcast and showers

Overcast night

+8°

Overcast and light rain morning

+3°

Partly cloudy day

+9°

Clear evening

+5°

Precipitation probability, %

-

100%

-

-

Wind speed, m/s

1.1

0.7

1.2

0.9

monday
22 december

min.+3° max.+9°
Overcast and showers

Overcast and showers

Overcast night

+4°

Partly cloudy morning

+3°

Cloudy day

+9°

Overcast and showers evening

+6°

Precipitation probability, %

-

-

-

100%

Wind speed, m/s

0.8

0.8

0.5

0.4

Geomagnetic activity,
Kp-index for three days

01:00 04:00 07:00 10:00 13:00 16:00 19:00 22:00
20.12.2025
Saturday
1
3
3
3
2
2
2
1
21.12.2025
Sunday
2
2
2
2
2
1
1
1
22.12.2025
Monday
1
2
-
-
-
-
-
-
– Small disturbances
– Weak storms
– Strong storms
– Extreme storms

Nearest locations

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