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San Diego — weather December, water temperature

17.3°C Daytime temperatures 11.7°C Night temperatures 19 Sunny days 10-10.2 Sun (hours) 2 Rainy days 36 mm Precipitation 16°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012
The maximum daily temperature 27°C — 25 December 2022.
The maximum night temperature 19°C — 8 December 2020.
The minimum daily temperature 9°C — 31 December 2014.
The minimum night temperature 3°C — 27 December 2015.
water temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The warmest water 18.4 °C — 1 December 2015. The coldest water 14 °C — 24 December 2022.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 36 mm — December. Minimum precipitation 2.7 mm — September.
Wind speed, km / h
Maximum wind speed 12.3 km / h — May. Minimum wind speed 9.2 km / h — January.
Number of hours of sunshine
The maximum number of hours of sunshine per day 11.8 h. — June. The minimum number of hours of sunshine per day 7.1 h. — December.
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