San Sebastian Climate & Temperature

The climate of San Sebastian in the winter is cool with mean temperatures in the night falling to 5.5 degrees in January. In the day time temperatures reach a maximum of 10.8 degrees. Later in the year temperatures in San Sebastian in April reach 13.8 degrees by day falling over night to 7.6 degrees celcius. In July the San Sebastian temperature is in the range of 15.5 and 21.6 degrees before the San Sebastian climate begins to cool in October when the mean maximum temp is just 18.0 degrees. At this time of the year the mean low temp is in the region of 11.9 degrees.

	Average temperature in San Sebastian, Spain	Average Maximum Temperatures in San Sebastian, Spain	Average Minimum Temperature in San Sebastian, Spain	Average Rainfall/ Precipitation (mm)	Average relative humidity at San Sebastian, Spain	Wet Days (≥ 1 mm)	Average Sunlight Hours
Climate/ Temperature in San Sebastian in January	8.2	10.8	5.5	148	75	13	3
Climate/ Temperature in San Sebastian in February	8.8	11.6	6.0	124	74	12	4
Climate/ Temperature in San Sebastian in March	9.7	12.8	6.6	124	75	13	4
Climate/ Temperature in San Sebastian in April	10.7	13.8	7.6	153	77	14	5
Climate/ Temperature in San Sebastian in May	13.8	17.1	10.5	130	79	13	5
Climate/ Temperature in San Sebastian in June	16.2	19.3	13.1	94	82	11	6
Climate/ Temperature in San Sebastian in July	18.6	21.6	15.5	92	83	10	6
Climate/ Temperature in San Sebastian in August	19.1	22.2	16.1	112	83	10	6
Climate/ Temperature in San Sebastian in September	17.7	21.0	14.4	115	79	10	6
Climate/ Temperature in San Sebastian in October	14.9	18.0	11.9	155	76	12	4
Climate/ Temperature in San Sebastian in November	11.1	13.8	8.3	170	76	13	3
Climate/ Temperature in San Sebastian in December	9.3	11.8	6.7	146	74	12	3
Annual	13.2	16.2	10.2	1565	78	142	5