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Bishop Cut, Disappointment Slough Sea Temperature in April

California, United States

March Bishop Cut, Disappointment Slough year-round → May

Average sea temperature for Bishop Cut, Disappointment Slough, United States across April, based on 10 years of daily readings.

Average

12.18° C

High

14.33° C

Low

10.12° C

Water at this temperature is cold and will feel very cold initially, but the body will get used to it and longer swims are possible. Experienced swimmers can manage several hours of swimming, however hypothermia is still a real risk.

April is the 10th warmest of 12 months at Bishop Cut, Disappointment Slough. On average the water sits 1.2° than the year-round mean of 13.37° C.

Compared to March, April is 0.1° about the same as (12.06° C in March). By May the water is usually 12.09° C.

Bishop Cut, Disappointment Slough Day-by-Day Water Temperature in April

10-year low, average and high

9.0° C
10.5° C
12.0° C
13.5° C
15.0° C
1
5
10
15
20
25
30
Day-by-day low and high band with the 10-year daily average through April. Range Average

Each vertical bar above is one day of April. The shaded band covers the range the water has reached on that day across the last 10 years — the lowest reading at the bottom, the highest at the top. The line running through the bars is the daily average over those 10 years, so you can see the typical shape of the month at Bishop Cut, Disappointment Slough.

A narrow band means the temperature on that day has stayed close to the average year on year. A taller band means it has swung more, often because of changeable weather around that time of year. Hovering a day pulls up its low, average, and high.

April Water Temperature Table for Bishop Cut, Disappointment Slough

10-year daily averages

Day Average Low High
April 1 12.43° C 11.26° C 13.44° C
April 2 12.4° C 11.1° C 13.51° C
April 3 12.29° C 11.11° C 13.5° C
April 4 12.17° C 11.16° C 13.58° C
April 5 12.19° C 11.04° C 14.01° C
April 6 12.11° C 10.96° C 14.05° C
April 7 12.11° C 10.89° C 14° C
April 8 12.18° C 11.04° C 14.05° C
April 9 12.21° C 11.17° C 14.26° C
April 10 12.17° C 10.86° C 14.32° C
April 11 12.04° C 10.33° C 14.29° C
April 12 11.88° C 10.12° C 14.16° C
April 13 11.87° C 10.18° C 14.16° C
April 14 11.85° C 10.13° C 13.99° C
April 15 12.07° C 10.35° C 13.92° C
April 16 12.16° C 10.51° C 13.89° C
April 17 12.24° C 10.72° C 13.86° C
April 18 12.28° C 10.8° C 14.03° C
April 19 12.49° C 10.78° C 14.14° C
April 20 12.57° C 10.73° C 14.13° C
April 21 12.5° C 10.67° C 14.16° C
April 22 12.38° C 10.63° C 14.33° C
April 23 12.28° C 10.5° C 14.3° C
April 24 11.89° C 10.46° C 12.73° C
April 25 11.94° C 10.55° C 12.64° C
April 26 12.21° C 10.64° C 14.16° C
April 27 12.15° C 11.08° C 14.12° C
April 28 12.1° C 10.89° C 14.08° C
April 29 12.1° C 10.91° C 14.05° C
April 30 12.06° C 10.84° C 13.66° C

Where April Sits in the Year

April highlighted

8.5° C
11.0° C
13.5° C
16.0° C
18.5° C
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
12.52° C
12.35° C
12.06° C
12.18° C
12.09° C
13.37° C
14.41° C
15.26° C
15.69° C
14.65° C
13.29° C
12.61° C
10-year monthly history for Bishop Cut, Disappointment Slough. Bars span historical low to high; the line marks the monthly average. Range Average
January → February → March → April → May → June → July → August → September → October → November → December →

Nearby Locations in April

Compare other United States water for the same month

Bishop Cut, Disappointment Slough Location

38.0450, -121.4200

38.04500, -121.42000 View on OpenStreetMap →

Bishop Cut, Disappointment Slough sits at 38.0450°N, 121.4200°W, on the coast of California, United States. The marker on the map shows the spot the readings on this page come from. It usually sits a short distance from the town centre, out on the open water itself, so the numbers stay tied to the coast rather than a generic point inland.

Coastlines bend, headlands focus the water, and the temperature can run noticeably differently between two beaches that look close together on a map. Comparing nearby locations is a quick way to see how local geography is shaping the readings.

Nearest locations to Bishop Cut, Disappointment Slough