World sea water temperatures

Water temperature in Ventura (CA) in September

Is it warm enough to swim in Ventura in September? Average water temperature in Ventura in September is 65.8°F and therefore is not suitable for comfortable swimming. The warmest sea in Ventura in September is 73.2°F, and the coldest is 59.5°F. Average high air temperature in Ventura in September is 74°F, and average low temperature is 59°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Ventura

Changes water temperature in Ventura in September 2025, 2024

To get an accurate forecast for the water temperature in Ventura for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Ventura, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of September.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
September 170.9°F67.1°F60.3°F71.1°F
September 271.1°F67.1°F60.4°F71.1°F
September 370°F67.1°F59.7°F70.9°F
September 469.1°F67.6°F59.5°F70.9°F
September 5 67.3°F59.7°F71.1°F
September 6 67.3°F59.9°F71.2°F
September 7 66.7°F60.4°F71.6°F
September 8 67.3°F60.6°F71.8°F
September 9 67.1°F60.4°F72°F
September 10 65.1°F60.6°F72.9°F
September 11 63.9°F61.3°F73.2°F
September 12 65.3°F60.6°F73.2°F
September 13 64.2°F60.1°F72.9°F
September 14 64.4°F59.9°F72.3°F
September 15 66.2°F60.3°F73°F
Day 2025 2024 Min Max
September 16 66.2°F60.3°F72.7°F
September 17 64.9°F60.4°F72.5°F
September 18 64.2°F60.6°F72.3°F
September 19 63.1°F61.2°F72.5°F
September 20 63.7°F61.3°F72.9°F
September 21 63.9°F60.6°F72.7°F
September 22 62.4°F59.7°F72.7°F
September 23 62.8°F59.9°F72.5°F
September 24 62.8°F60.4°F72.9°F
September 25 62.8°F61.3°F72.9°F
September 26 62.1°F60.8°F72.7°F
September 27 62.6°F61.2°F72.5°F
September 28 63°F62.8°F72.3°F
September 29 63.7°F63°F71.6°F
September 30 63.1°F62.8°F71.1°F
Ventura water temp chart in September

Average water temperature in Ventura in September over a decade

20152016201720182019
72.1°F67.1°F66.9°F66.4°F67.3°F
20202021202220232024
65.1°F63°F68.4°F66°F64.8°F

Ventura sea state in September

Chart comparing the height of waves in Ventura in September over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Ventura in September

Weather and climate in Ventura in September

This data display average monthly climate indicators in Ventura in September based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

  • Average HIGH temperature74°F
  • Average LOW temperature59°F

Ventura water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in September?

Want to know where the water temperature in September is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 60°F
 Average temperature  Maximum temperature

Best Beach Resorts in California in September

Places with the warmest average sea water temperature in California in September. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
San Diego69.1°F63.1°F75.6°F
Santa Monica68.4°F62.6°F73.4°F
La Jolla Cove70°F63.7°F76.1°F
Lake Tahoe64.9°F59°F70.5°F
Los Angeles68.2°F61.5°F74.3°F
Faria Beach65.7°F59.4°F73.2°F
Oxnard Shores66°F58.6°F73.4°F
Channel Islands Beach66°F58.3°F73.6°F
Oxnard66°F58.3°F73.6°F
Port Hueneme66°F58.3°F73.6°F

California photo gallery

  • California
  • Folsom Lake Sep 30th 2021 - Drought
  • California
  • California

If you have interesting photos of this place, you can upload them here. Photos will be available to all users after verification by the moderator.

Vote for California best beach

Current rating: (0 votes cast)

If you know this place (Ventura) and want to leave your comment or rate it, then fill out the following form.

Your rating for this place:

Does this place have a "Blue Flag" award [1], are there rip currents and what type of beach is it, sand or pebble:

Is the beach a dog-friendly place, child friendly or a nudist beach?


Your comments for this place (water quality, crowds, facilities, activities, lifeguards, service etc.):



[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

Get widget or API for your website

Our report for Ventura is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

Contact us: admin@seatemperature.info
privacy policy