Sea Temperature in Blue Hill in September

Complete information on the sea temperature range in the Atlantic Ocean in Blue Hill in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Blue Hill. 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 Blue Hill in September

11°C

MINIMUN

14.5°C

AVERAGE

18°C

MAXIMUM

Historical Data of Water Temperature in September in Blue Hill

Water Temperature Chart for Atlantic Ocean in Blue Hill in September

Sea Temperature Table in Blue Hill in September Over the Past Years

Day	2024	2023	2022	Average
Sep 1	17°C	14°C	14°C	15.0°C
Sep 2	16°C	13°C	13°C	14.0°C
Sep 3	15°C	15°C	13°C	14.3°C
Sep 4	16°C	12°C	13°C	13.8°C
Sep 5	17°C	15°C	13°C	14.8°C
Sep 6	16°C	11°C	13°C	13.5°C
Sep 7	16°C	13°C	13°C	13.8°C
Sep 8	15°C	14°C	13°C	14.0°C
Sep 9	16°C	15°C	13°C	14.3°C
Sep 10	16°C	11°C	13°C	13.3°C
Sep 11	16°C	13°C	13°C	13.8°C
Sep 12	15°C	15°C	13°C	14.3°C
Sep 13	15°C	13°C	13°C	13.8°C
Sep 14	15°C	12°C	13°C	13.5°C
Sep 15	15°C	14°C	13°C	14.0°C
Sep 16	15°C	14°C	14°C	14.3°C
Sep 17	15°C	15°C	15°C	14.8°C
Sep 18	16°C	13°C	15°C	14.5°C
Sep 19	16°C	11°C	14°C	13.8°C
Sep 20	16°C	15°C	14°C	14.8°C
Sep 21	15°C	15°C	13°C	14.0°C
Sep 22	16°C	11°C	13°C	13.3°C
Sep 23	15°C	13°C	13°C	13.5°C
Sep 24	15°C	15°C	13°C	14.0°C
Sep 25	15°C	15°C	13°C	14.0°C
Sep 26	15°C	15°C	14°C	14.3°C
Sep 27	16°C	12°C	14°C	13.5°C
Sep 28	15°C	13°C	14°C	13.5°C
Sep 29	16°C	13°C	14°C	14.0°C

Blue Hill Climate and Swimming Opportunities in September

16°C

Average Day Air Temperature

9°C

Average Night Air Temperature

78 mm

Precipitation Amount per Month

16 days

Number of Rainy Days

13 hrs

Daylight
per Day

4 hrs

Sunshine
per Day

18 km/h

Average Wind Speed

88%

Average
humidity

Blue Hill lies within the Maine in United States. The average daytime temperature in Blue Hill in September is 61°F (16°C), while the nighttime average is 49°F (9°C). There are typically 16 rainy days during the month, with a total precipitation of 3.1 inches (78 mm). The daylight duration in September in Blue Hill is 13 hours, with an average of 4 hours of sunshine per day. The average wind speed in September is 11 mph (18 km/h), and the humidity level is around 88%.

The water temperature in Blue Hill in September ranges from 55°F to 59°F (13°C to 15°C). At the beginning of the month, the average temperature is around 57°F (14°C), shifting to 57°F (14°C) by mid-September and reaching 57°F (14°C) in the last ten days. Overall, the average sea temperature in Blue Hill for September is 57°F (14°C). Ideal conditions for a refreshing swim, though some may still find it a bit cool.

Sea Temperature in September in Nearby Cities

Frequently Asked Questions About Water Temperatures in September in Blue Hill

What is the sea temperature in Blue Hill in September?

The water temperature in the Atlantic Ocean in Blue Hill in September ranges from 55°F to 59°F (13°C to 15°C).

Is it possible to swim in the Atlantic Ocean in Blue Hill in September?

The average sea temperature in Blue Hill in September is 57°F (14°C), and the air temperature is 61°F (16°C), so ideal conditions for a refreshing swim, though some may still find it a bit cool.