Sea Temperature in Castine in July

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

11°C

MINIMUN

14.5°C

AVERAGE

18°C

MAXIMUM

Historical Data of Water Temperature in July in Castine

Water Temperature Chart for Atlantic Ocean in Castine in July

Sea Temperature Table in Castine in July Over the Past Years

Day	2024	2023	2022	Average
Jul 1	14°C	13°C	12°C	13.0°C
Jul 2	14°C	13°C	12°C	12.8°C
Jul 3	13°C	12°C	12°C	12.3°C
Jul 4	12°C	12°C	13°C	12.3°C
Jul 5	13°C	12°C	13°C	13.0°C
Jul 6	12°C	11°C	13°C	12.5°C
Jul 7	13°C	12°C	13°C	12.8°C
Jul 8	13°C	11°C	13°C	12.5°C
Jul 9	13°C	12°C	13°C	12.8°C
Jul 10	13°C	13°C	13°C	13.3°C
Jul 11	14°C	13°C	13°C	13.5°C
Jul 12	14°C	13°C	13°C	13.8°C
Jul 13	13°C	12°C	13°C	13.0°C
Jul 14	14°C	12°C	13°C	13.3°C
Jul 15	14°C	13°C	13°C	13.5°C
Jul 16	14°C	13°C	13°C	13.5°C
Jul 17	14°C	13°C	13°C	14.0°C
Jul 18	14°C	13°C	13°C	14.0°C
Jul 19	14°C	13°C	13°C	14.0°C
Jul 20	14°C	14°C	13°C	14.3°C
Jul 21	14°C	14°C	13°C	14.3°C
Jul 22	13°C	14°C	14°C	14.0°C
Jul 23	13°C	14°C	14°C	14.3°C
Jul 24	13°C	15°C	14°C	14.3°C
Jul 25	13°C	15°C	13°C	14.0°C
Jul 26	14°C	15°C	13°C	14.0°C
Jul 27	13°C	15°C	13°C	14.0°C
Jul 28	13°C	16°C	13°C	14.3°C
Jul 29	14°C	15°C	13°C	14.3°C
Jul 30	14°C	15°C	13°C	14.3°C

Castine Climate and Swimming Opportunities in July

18°C

Average Day Air Temperature

11°C

Average Night Air Temperature

72 mm

Precipitation Amount per Month

16 days

Number of Rainy Days

16 hrs

Daylight
per Day

5 hrs

Sunshine
per Day

16 km/h

Average Wind Speed

85%

Average
humidity

Castine lies within the Maine in United States. The average daytime temperature in Castine in July is 65°F (18°C), while the nighttime average is 53°F (11°C). There are typically 16 rainy days during the month, with a total precipitation of 2.8 inches (72 mm). The daylight duration in July in Castine is 16 hours, with an average of 5 hours of sunshine per day. The average wind speed in July is 10 mph (16 km/h), and the humidity level is around 85%.

The water temperature in Castine in July ranges from 54°F to 57°F (12°C to 14°C). At the beginning of the month, the average temperature is around 55°F (13°C), shifting to 55°F (13°C) by mid-July and reaching 57°F (14°C) in the last ten days. Overall, the average sea temperature in Castine for July is 57°F (14°C). Ideal conditions for a refreshing swim, though some may still find it a bit cool.

Sea Temperature in July in Nearby Cities

Frequently Asked Questions About Water Temperatures in July in Castine

What is the sea temperature in Castine in July?

The water temperature in the Atlantic Ocean in Castine in July ranges from 54°F to 57°F (12°C to 14°C).

Is it possible to swim in the Atlantic Ocean in Castine in July?

The average sea temperature in Castine in July is 57°F (14°C), and the air temperature is 65°F (18°C), so ideal conditions for a refreshing swim, though some may still find it a bit cool.