Measurements:
°C
°F
San Sebastian
50°F
E 25 mph
Feels like: 42°F
Precip: 100%
World Resorts Spain San Sebastian Weather May Weather in San Sebastian

San Sebastian Weather: May

Average Day Temperature: 66.7°F
Average Night Temperature: 53.3°F
Sea Water Temperature: 61.8°F
Number of Sunny Days: 11 days
Sunshine Hours: 14.1 - 15.2 hours
Number of Rainy Days: 6 days
Precipitation Totals: 3.1 in

Air Temperature in May, °F

Select Year: 2024 2023 2022

The highest day temperature in May 2024 was 80°F. The lowest night temperature was 43°F. The average values for day and night temperatures during May were 64.9°F и 50.6°F respectivly.

San Sebastian Water Sea Temperature in May, °F

Select Year: 2024 2023 2022

The average sea surface temperature in May 2024 for San Sebastian was 61.1°F. The maximum and minimum values were 58.0°F and 64.4°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in May, in

Precipitation total in May for San Sebastian is 3.1 in.

Wind Speed in May, mph

The average wind speed in May is 6.8 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for San Sebastian in May is 8.0 hours.

Best Time to Visit San Sebastian
The most sunny months:
August 16 days
September 15 days
October 14 days
The most warm months:
August 79.6 °F
July 77.6 °F
September 76.3 °F
Warmest sea temperature:
August 75.1 °F
July 73.4 °F
September 72.6 °F
The most cold months:
January 51.8 °F
February 53.6 °F
December 55.4 °F
The most rainy months:
November 9 days
February 8 days
January 8 days
The most windy months:
February 9 mph
December 9 mph
November 9 mph

San Sebastian on the Weather Map

24 Hours Weather Forecast
San Sebastian
Local time: 04:45
22 nov, friday
0600 50°F
E
25 mph
0900 50°F
SE
16 mph
1200 50°F
SE
13 mph
1500 50°F
SE
7 mph
1800 46°F
NW
1 mph
2100 40°F
N
7 mph
23 nov, saturday
0000 40°F
NW
7 mph
0300 40°F
NW
8 mph