All data are in degrees Fahrenheit

en

Seattle in June

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

51.3 °F

Average:

55.3 °F

Maximum:

60.0 °F

Sea water temperature in Seattle in June

In the city of Seattle, the month of June is too cold for swimming. The minimum recorded temperature during this month was 51.3°F on June 1, 2022, with an average temperature being 55.3°F and a maximum temperature reaching 60.0°F on June 24, 2021.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. In June, the sea temperature remains relatively stable. The average temperature stays close to 55.3°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Jun 1 53.5°F 52.4°F 54.6°F
Jun 2 53.7°F 52.7°F 54.6°F
Jun 3 54.4°F 53.0°F 54.5°F
Jun 4 54.8°F 53.9°F 55.5°F
Jun 5 54.6°F 53.7°F 54.8°F
Jun 6 54.6°F 53.0°F 54.0°F
Jun 7 54.6°F 53.5°F 54.3°F
Jun 8 54.5°F 53.3°F 55.3°F
Jun 9 54.8°F 54.3°F 55.8°F
Jun 10 54.7°F 54.2°F 55.5°F
Jun 11 55.0°F 55.2°F 55.1°F
Jun 12 55.0°F 55.4°F 54.7°F
Jun 13 54.6°F 54.0°F 53.0°F
Jun 14 54.9°F 54.1°F 55.2°F
Jun 15 54.9°F 54.9°F 53.6°F
Jun 16 54.8°F 54.6°F 54.2°F
Jun 17 55.0°F 54.8°F 54.6°F
Jun 18 55.1°F 54.7°F 54.7°F
Jun 19 55.2°F 54.6°F 54.8°F
Jun 20 55.7°F 55.5°F 56.0°F
Jun 21 55.9°F 55.7°F 56.1°F
Jun 22 55.9°F 56.8°F 55.7°F
Jun 23 56.2°F 57.4°F 55.4°F
Jun 24 56.2°F 56.6°F 53.6°F
Jun 25 56.0°F 56.8°F 54.7°F
Jun 26 56.5°F 56.4°F 55.2°F
Jun 27 56.8°F 57.8°F 56.3°F
Jun 28 56.9°F 57.5°F 57.0°F
Jun 29 56.9°F 54.4°F 57.5°F
Jun 30 56.9°F 55.0°F 58.2°F

Sea water temperature in Seattle by month

In an average year, Seattle offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Seattle was recorded on July 6, 2021, reaching a 63.4°F. While the coldest temperature occurred on February 5, 2014, dipping to 44.4°F. The average readings by season are 47.6°F in Winter, 49.6°F in Spring, 57.1°F in Summer, and 54.3°F in Autumn. The average temperature in June is slightly warmer than May's average of 52.8°F. And in July, the temperature is expected to rise further, potentially reaching an average of 57.9°F.