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Coos Bay-South Jetty water temperature
Coos Bay-South Jetty ratings
Quality on a good day: 2.5
Consistency of Surf: 2.5
Difficulty Level: 2.5
Wind and Kite Surfing: 2.0
Crowds: 4.5

Overall: 3.6

See all 18 ratings

Based on 2 votes. Vote

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Coos Bay-South Jetty Water Temperature and Wetsuit Guide

(South Oregon, USA)

Today's Coos Bay-South Jetty sea temperature is 16.2 °C.

Statistics for 14 Sep (1981–2005) – mean: 14.3 °C, range: 10.9 °C to 17.2 °C

The water temperature (16 °C) at Coos Bay-South Jetty is quite cool. If the sun shines as we have forecast, it should feel warm enough to surf in a good spring wetsuit. Effective windchill factor of (18 °C) will make the air and water feel about the same temperature.

United States Sea Water Temperature

Map of current United States
Surface Water Temperatures
based on measurements from oceanographic satellites
United States Water Temperature Anomaly

Map of current United States
Sea Water Temperature Anomalies

(compared with long term averages
at this time of year)

(click thumbnails to expand)

Below is a graph of Historical Sea Surface Temperature for Coos Bay-South Jetty. This has been derived from analysis of two decades of oceanographic satellite measurements of nearby open water. We have calculated the average water temperature variation around the year as well as the extremes that have been observed on each date.

Coos Bay-South Jetty Water Temperature Graph

All of the graphs for the surf breaks presented on are on the same scale to enable comparison between locations around the world.

Coos Bay-South Jetty sea water temperatures peak in the range 12 to 18°C (54 to 64°F) on around the 23rd of August and are at their minimum on about the 11th of February, in the range 8 to 12°C (46 to 54°F). The maximum sea water temperatures at Coos Bay-South Jetty in the fourth week of August are ideally suited to a 4/3mm wetsuit + 3mm boots, although a 5/3mm wetsuit may be preferable for longer sessions and cold windy days. At its minimum in the second week of February, low sea water temperatures at Coos Bay-South Jetty are suited to a 5/4mm or 5/3mm good quality wetsuit with neoprene gloves and 3mm boots. You will need a hood if it's windy or the air is cold.

Actual sea surface water temperatures close to shore at Coos Bay-South Jetty can vary by several degrees compared with these open water averages. This is especially true after heavy rain, close to river mouths or after long periods of strong offshore winds. Offshore winds cause colder deep water to replace surface water that has been warmed by the sun. Air temperature, wind-chill and sunshine should also be considered before deciding on the kind of wetsuit needed to stay warm when surfing at Coos Bay-South Jetty. Refer to our detailed weather forecasts for this information.