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Oceanside in January

Find out everything about the water temperature in Oceanside in January. Average, minimum and maximum recorded temperatures as well as daily temperature in January for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in January
Minimum:

57.1 °F

Average:

60.1 °F

Maximum:

62.4 °F

Sea water temperature in Oceanside in January

In the city of Oceanside, the month of January is too cold for swimming. The minimum recorded temperature during this month was 57.1°F on January 27, 2023, with an average temperature being 60.1°F and a maximum temperature reaching 62.4°F on January 2, 2024.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. In January, the sea temperature remains relatively stable. The average temperature stays close to 60.1°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Jan 1 60.5°F 62.2°F 59.4°F
Jan 2 60.3°F 62.4°F 59.1°F
Jan 3 60.2°F 62.0°F 59.1°F
Jan 4 60.2°F 62.1°F 58.9°F
Jan 5 60.2°F 61.7°F 58.6°F
Jan 6 60.1°F 61.8°F 58.6°F
Jan 7 60.2°F 61.4°F 58.7°F
Jan 8 60.2°F 60.9°F 58.7°F
Jan 9 60.1°F 60.2°F 58.7°F
Jan 10 60.1°F 59.9°F 58.7°F
Jan 11 60.0°F 60.1°F 58.6°F
Jan 12 60.0°F 60.1°F 58.6°F
Jan 13 60.0°F 59.8°F 58.8°F
Jan 14 60.0°F 59.5°F 58.8°F
Jan 15 60.2°F 59.6°F 58.8°F
Jan 16 60.1°F 59.5°F 59.0°F
Jan 17 60.2°F 59.7°F 58.9°F
Jan 18 60.3°F 59.8°F 58.5°F
Jan 19 60.2°F 59.2°F 57.8°F
Jan 20 60.2°F 59.8°F 57.8°F
Jan 21 60.2°F 60.0°F 58.1°F
Jan 22 60.1°F 59.4°F 58.1°F
Jan 23 60.1°F 60.4°F 58.0°F
Jan 24 60.0°F 60.0°F 57.9°F
Jan 25 59.8°F 59.8°F 57.7°F
Jan 26 59.8°F 60.6°F 57.5°F
Jan 27 59.6°F 60.6°F 57.1°F
Jan 28 59.8°F 60.7°F 57.6°F
Jan 29 59.7°F 60.9°F 57.4°F
Jan 30 59.7°F 61.0°F 57.5°F
Jan 31 59.8°F 61.2°F 57.5°F

Sea water temperature in Oceanside by month

In an average year, Oceanside offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Oceanside was recorded on August 11, 2018, reaching a 79.1°F. While the coldest temperature occurred on April 7, 2023, dipping to 55.0°F. The average readings by season are 60.5°F in Winter, 61.8°F in Spring, 69.9°F in Summer, and 68.2°F in Autumn. January's average temperature is a slight drop from December's average of 61.8°F. In February, the temperature is expected to decrease further, potentially averaging around 59.7°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Laguna Beach 59.8°F 33mi
San Diego 56.8°F 35mi
Tijuana 56.6°F 53mi
Long Beach 58.8°F 61mi

* current water temperature in this city

** straight line distance from Oceanside