Sea Temperature in Guidel in September

Complete information on the sea temperature range in the Bay of Biscay in Guidel in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Guidel. 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 Guidel in September

59°F

MINIMUN

64°F

AVERAGE

68°F

MAXIMUM

Historical Data of Water Temperature in September in Guidel

Water Temperature Chart for Bay of Biscay in Guidel in September

Sea Temperature Table in Guidel in September Over the Past Years

Day	2024	2023	2022	Average
Sep 1	64°C	64°C	63°C	64°C
Sep 2	63°C	64°C	64°C	64°C
Sep 3	64°C	64°C	64°C	64°C
Sep 4	64°C	66°C	63°C	64°C
Sep 5	64°C	66°C	63°C	65°C
Sep 6	64°C	66°C	63°C	64°C
Sep 7	64°C	64°C	63°C	64°C
Sep 8	66°C	64°C	63°C	64°C
Sep 9	66°C	66°C	61°C	64°C
Sep 10	66°C	66°C	61°C	64°C
Sep 11	66°C	64°C	61°C	64°C
Sep 12	64°C	64°C	61°C	63°C
Sep 13	64°C	66°C	59°C	63°C
Sep 14	66°C	66°C	59°C	64°C
Sep 15	64°C	66°C	59°C	63°C
Sep 16	64°C	64°C	59°C	62°C
Sep 17	66°C	64°C	59°C	62°C
Sep 18	64°C	66°C	59°C	63°C
Sep 19	64°C	66°C	59°C	63°C
Sep 20	66°C	64°C	59°C	63°C
Sep 21	64°C	64°C	59°C	62°C
Sep 22	66°C	66°C	59°C	63°C
Sep 23	64°C	64°C	59°C	62°C
Sep 24	66°C	64°C	59°C	63°C
Sep 25	64°C	64°C	61°C	63°C
Sep 26	63°C	64°C	61°C	62°C
Sep 27	63°C	63°C	59°C	61°C
Sep 28	64°C	63°C	59°C	62°C
Sep 29	63°C	61°C	61°C	61°C

Guidel Climate and Swimming Opportunities in September

68°F

Average Day Air Temperature

57°F

Average Night Air Temperature

2 in

Precipitation Amount per Month

10 days

Number of Rainy Days

12 hrs

Daylight
per Day

6 hrs

Sunshine
per Day

10 mph

Average Wind Speed

81%

Average
humidity

Guidel lies within the Brittany in France. The average daytime temperature in Guidel in September is 20°C (67°F), while the nighttime average is 14°C (56°F). There are typically 10 rainy days during the month, with a total precipitation of 59 mm (2.3 inches). The daylight duration in September in Guidel is 12 hours, with an average of 6 hours of sunshine per day. The average wind speed in September is 17 km/h (11 mph), and the humidity level is around 81%.

The water temperature in Guidel in September ranges from 16°C to 18°C (61°F to 64°F). At the beginning of the month, the average temperature is around 18°C (64°F), shifting to 17°C (63°F) by mid-September and reaching 17°C (63°F) in the last ten days. Overall, the average sea temperature in Guidel for September is 17°C (63°F). 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 Guidel

What is the sea temperature in Guidel in September?

The water temperature in the Bay of Biscay in Guidel in September ranges from 16°C to 18°C (61°F to 64°F).

Is it possible to swim in the Bay of Biscay in Guidel in September?

The average sea temperature in Guidel in September is 17°C (63°F), and the air temperature is 20°C (67°F), so ideal conditions for a refreshing swim, though some may still find it a bit cool.