World sea water temperatures

Water temperature in Bayside (ME) in September

Is it warm enough to swim in Bayside in September? Average water temperature in Bayside in September is 59.2°F and therefore is not suitable for comfortable swimming. The warmest sea in Bayside in September is 65.5°F, and the coldest is 54.9°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Bayside

Changes water temperature in Bayside in September 2025, 2024

To get an accurate forecast for the water temperature in Bayside for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Bayside, 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 161.9°F63.3°F57.7°F64.9°F
September 263.9°F61.9°F57.6°F63.9°F
September 362.6°F60.4°F55.9°F64.6°F
September 463.3°F60.6°F56.1°F63.3°F
September 5 60.4°F56.5°F63.7°F
September 6 60.4°F56.5°F65.5°F
September 7 60.3°F56.5°F64.8°F
September 8 59.9°F56.3°F64.9°F
September 9 60.3°F56.1°F65.3°F
September 10 59.9°F56.5°F65.3°F
September 11 59.2°F56.7°F64.4°F
September 12 60.1°F56.3°F63.7°F
September 13 61.3°F56.1°F64°F
September 14 61.2°F56.1°F64.4°F
September 15 60.6°F55.8°F63.1°F
Day 2025 2024 Min Max
September 16 60.8°F55.6°F62.4°F
September 17 61.3°F55.4°F61.7°F
September 18 61.2°F55.2°F62.6°F
September 19 60.3°F54.9°F62.1°F
September 20 59.7°F55.4°F60.6°F
September 21 59.4°F56.1°F61.3°F
September 22 57.7°F56.1°F60.8°F
September 23 57.4°F55.9°F60.6°F
September 24 58.6°F55.9°F61.3°F
September 25 58.8°F55.8°F61°F
September 26 58.3°F55.8°F61.9°F
September 27 58.1°F55.8°F61.7°F
September 28 57.4°F55.9°F61.5°F
September 29 58.1°F56.1°F61.3°F
September 30 58.5°F55.9°F59.9°F
Bayside water temp chart in September

Average water temperature in Bayside in September over a decade

20152016201720182019
59.9°F60.3°F58.5°F61°F58.5°F
20202021202220232024
59.4°F61.5°F60.8°F60.8°F59.9°F

Bayside sea state in September

Chart comparing the height of waves in Bayside 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 Bayside in September

Bayside 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

Temperature in neighboring cities

The nearest locations with the average water temperature in September. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Northport59°F54.9°F65.1°F
Searsport59°F54.9°F65.3°F
Stockton Springs59°F54.9°F65.3°F
Penobscot Bay58.5°F54.5°F63.1°F
Deer Isle57.9°F54.1°F63°F
Stonington57.7°F54.1°F62.8°F
Sedgwick57.9°F54.1°F64°F
Owls Head58.8°F54.7°F65.1°F
Rockland58.8°F54.9°F65.8°F
Ellsworth57.7°F54°F64.2°F

Maine photo gallery

  • West Quoddy Head Lubec
  • Hermione visits Castine
  • Isle au Haut Maine
  • Schooner Timberwind

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 Maine best beach

Current rating: (0 votes cast)

If you know this place (Bayside) 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 Bayside 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