Sea Temperature in San Diego in September

Complete information on the sea temperature range in the Philippine Sea in San Diego in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in San Diego. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in San Diego in September

27°C

MINIMUN

29°C

AVERAGE

31°C

MAXIMUM

Historical Data of Water Temperature in September in San Diego

Water Temperature Chart for Philippine Sea in San Diego in September

Sea Temperature Table in San Diego in September Over the Past Years

Day	2024	2023	2022	Average
Sep 1	30°C	30°C	29°C	30.0°C
Sep 2	30°C	31°C	29°C	30.0°C
Sep 3	30°C	30°C	29°C	29.8°C
Sep 4	30°C	31°C	29°C	30.0°C
Sep 5	30°C	30°C	29°C	29.8°C
Sep 6	30°C	31°C	29°C	30.0°C
Sep 7	30°C	30°C	29°C	29.8°C
Sep 8	30°C	30°C	30°C	29.8°C
Sep 9	30°C	30°C	29°C	29.8°C
Sep 10	31°C	30°C	30°C	30.0°C
Sep 11	30°C	30°C	29°C	29.5°C
Sep 12	30°C	30°C	29°C	29.8°C
Sep 13	30°C	30°C	29°C	29.5°C
Sep 14	30°C	31°C	29°C	29.8°C
Sep 15	30°C	31°C	29°C	29.8°C
Sep 16	30°C	31°C	29°C	29.8°C
Sep 17	30°C	30°C	29°C	29.5°C
Sep 18	30°C	30°C	30°C	29.8°C
Sep 19	30°C	30°C	29°C	29.3°C
Sep 20	30°C	30°C	30°C	30.0°C
Sep 21	30°C	31°C	30°C	30.0°C
Sep 22	30°C	30°C	30°C	29.5°C
Sep 23	30°C	30°C	30°C	29.8°C
Sep 24	30°C	31°C	30°C	30.0°C
Sep 25	30°C	29°C	29°C	29.5°C
Sep 26	30°C	29°C	29°C	29.5°C
Sep 27	30°C	31°C	29°C	29.8°C
Sep 28	30°C	30°C	29°C	29.5°C
Sep 29	30°C	29°C	30°C	29.5°C

San Diego Climate and Swimming Opportunities in September

31°C

Average Day Air Temperature

22°C

Average Night Air Temperature

332 mm

Precipitation Amount per Month

21 days

Number of Rainy Days

12 hrs

Daylight
per Day

5 hrs

Sunshine
per Day

7 km/h

Average Wind Speed

84%

Average
humidity

San Diego lies within the Calabarzon in Philippines. The average daytime temperature in San Diego in September is 31°C (87°F), while the nighttime average is 22°C (71°F). There are typically 21 rainy days during the month, with a total precipitation of 332 mm (13.1 inches). The daylight duration in September in San Diego is 12 hours, with an average of 5 hours of sunshine per day. The average wind speed in September is 7 km/h (4 mph), and the humidity level is around 84%.

The water temperature in San Diego in September ranges from 29°C to 30°C (84°F to 86°F). At the beginning of the month, the average temperature is around 30°C (86°F), shifting to 30°C (86°F) by mid-September and reaching 30°C (86°F) in the last ten days. Overall, the average sea temperature in San Diego for September is 30°C (86°F). The water is almost like a bath, perfect for those who prefer very warm conditions. However, it may not be as refreshing on extremely hot days.

Sea Temperature in September in Nearby Cities

Frequently Asked Questions About Water Temperatures in September in San Diego

What is the sea temperature in San Diego in September?

The water temperature in the Philippine Sea in San Diego in September ranges from 29°C to 30°C (84°F to 86°F).

Is it possible to swim in the Philippine Sea in San Diego in September?

The average sea temperature in San Diego in September is 30°C (86°F), and the air temperature is 31°C (87°F), so the water is almost like a bath, perfect for those who prefer very warm conditions. However, it may not be as refreshing on extremely hot days.