Carnac Water Temperature

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Carnac is a village close to Bay of Biscay. temperate oceanic climate with warm summer would be the climate here. August is the month with the highest water temperature at 66.9°F / 19.4°C. The month with the lowest is March with an average water temperature of 51.1°F / 10.6°C. The avg. air temperature is around 64.8°F / 18.2°C, July is the month with the highest temperature. February is the coolest with 45.5°F / 7.5°C average air temperature. June is the month with the min. precipitation of 0in / 0mm and January with the max. precipitation in a year with 4.2in / 107mm. If you plan to visit this place, the month June, July, August, September would be the best time.

Carnac Summary

Description	Value
Current water temperature	/
Warmest Month Water Temperature:	August with 19.4°C / 66.9°F
Coldest Month Water Temperature:	March with 10.6°C / 51.1°F
Warmest Month Air Temperature:	July with 18.2°C / 64.8°F
Coldest Month Air Temperature:	February with 7.5°C / 45.5°F
Wettest Month:	January with 107mm / 4.2in
Driest Month:	June with 0mm / 0in
Highest Humidity	January with 82.1%
Lowest Humidity	June with 76.4%
Best Time to Visit:	June, July, August, September
Climate Classification	temperate oceanic climate with warm summer

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Carnac water temperature by month

°C

Bay of Biscay water temperature by month

	Max. Water Temperature (°C)	ø. Water Temperature (°C)	Min. Water Temperature (°C)
January	12.3	11.7	11.1
February	11.2	10.8	10.4
March	11	10.6	10.4
April	12.9	11.8	11
May	15.8	14.1	12.8
June	18.4	17.1	15.9
July	19.7	18.9	18.3
August	19.7	19.4	19.1
September	19.3	18.7	17.8
October	17.8	16.8	15.8
November	15.8	14.7	13.7
December	13.7	13	12.3

°F

Bay of Biscay water temperature by month

	Max. Water Temperature (°F)	ø. Water Temperature (°F)	Min. Water Temperature (°F)
January	54.1	53.1	52
February	52.2	51.4	50.7
March	51.8	51.1	50.7
April	55.2	53.2	51.8
May	60.4	57.4	55
June	65.1	62.8	60.6
July	67.5	66	64.9
August	67.5	66.9	66.4
September	66.7	65.7	64
October	64	62.2	60.4
November	60.4	58.5	56.7
December	56.7	55.4	54.1

The hottest water temperature typically reached in August with around 66.9°F / 19.4°C. The coldest in March with an average water temperature of 51.1°F / 10.6°C.

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Carnac weather today & 14-day weather forecast

7-day weather forecast
+9-day forecast

7-day weather forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Dec. 21	Overcast clouds	56 °F 45°F	13 °C 7°C	3mph (5km/h) west	0in (1mm) 35 %	88%
Dec. 22	Scattered clouds	49 °F 45°F	10 °C 7°C	4mph (7km/h) west-northwest	0in (1mm) 25 %	76%
Dec. 23	Broken clouds	53 °F 42°F	12 °C 6°C	2mph (3km/h) west-northwest	0in (0mm) 20 %	83%
Dec. 24	Broken clouds	56 °F 52°F	13 °C 11°C	1mph (2km/h) northwest	0in (0mm) 10 %	94%
Dec. 25	Overcast clouds	54 °F 52°F	12 °C 11°C	1mph (2km/h) east	0in (0mm) 20 %	94%
Dec. 26	Few clouds	48 °F 42°F	9 °C 6°C	3mph (4km/h) east-northeast	0in (0mm) 0 %	80%
Dec. 27	Clear Sky	46 °F 36°F	8 °C 2°C	3mph (5km/h) east-northeast	0in (0mm) 0 %	82%

+9-day forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Dec. 28	Clear Sky	45 °F 34°F	7 °C 1°C	1mph (2km/h) southeast	0in (0mm) 0 %	81%
Dec. 29	Scattered clouds	46 °F 35°F	8 °C 2°C	1mph (1km/h) east-southeast	0in (0mm) 0 %	86%
Dec. 30	Overcast clouds	48 °F 43°F	9 °C 6°C	1mph (2km/h) east-southeast	0in (0mm) 20 %	79%
Dec. 31	Overcast clouds	51 °F 45°F	10 °C 7°C	3mph (4km/h) south-southeast	0in (0mm) 10 %	85%
Jan. 01	Broken clouds	55 °F 45°F	13 °C 7°C	4mph (6km/h) south-southwest	0in (0mm) 20 %	88%
Jan. 02	Overcast clouds	58 °F 50°F	15 °C 10°C	5mph (8km/h) south-southwest	0in (1mm) 35 %	76%
Jan. 03	Broken clouds	56 °F 49°F	13 °C 10°C	5mph (8km/h) south	0in (0mm) 20 %	85%
Jan. 04	Light rain	60 °F 52°F	15 °C 11°C	5mph (9km/h) south-southwest	0in (6mm) 75 %	90%
Jan. 05	Moderate rain	58 °F 51°F	15 °C 11°C	5mph (8km/h) southwest	1in (14mm) 90 %	90%

Carnac weather by month / climate table

°C

	Max. Temperature °C	ø. Temperature °C	Min. Temperature (°C)	Precip. (mm)	Rainy Days (d)	Rel. Humidity (%)
January	10.1	8.1	5.4	107	5	82.1%
February	9.9	7.5	5	23	1	79.5%
March	12.1	8.9	5.4	3	3	78.9%
April	14.8	11	7.4	13	0	76.7%
May	17.4	13.6	10.1	23.2	2	77.3%
June	20.4	16.5	12.8	0	0	76.4%
July	21.2	18.2	14.9	10.9	1	77.1%
August	20.9	18.2	15.2	15.9	1	78.9%
September	20.5	16.9	13.3	2.2	0	76.9%
October	17.6	14.4	11.3	38.4	0	80.1%
November	15	11.2	8.2	93.5	6	80.1%
December	11.2	8.8	6	69.6	5	81.4%

°F

	Max. Temperature °F	ø. Temperature °F	Min. Temperature (°F)	Precip. (in)	Rainy Days (d)	Rel. Humidity (%)
January	50.2	46.6	41.7	4.2	5	82.1%
February	49.8	45.5	41	0.9	1	79.5%
March	53.8	48	41.7	0.1	3	78.9%
April	58.6	51.8	45.3	0.5	0	76.7%
May	63.3	56.5	50.2	0.9	2	77.3%
June	68.7	61.7	55	0	0	76.4%
July	70.2	64.8	58.8	0.4	1	77.1%
August	69.6	64.8	59.4	0.6	1	78.9%
September	68.9	62.4	55.9	0.1	0	76.9%
October	63.7	57.9	52.3	1.5	0	80.1%
November	59	52.2	46.8	3.7	6	80.1%
December	52.2	47.8	42.8	2.7	5	81.4%

June is the driest at 0in / 0mm and January the wettest month with 4.2in / 107mm. With an average temperature of 64.8°F / 18.2°C, July is the warmest month in a year. February is the coldest with 45.5°F / 7.5°C average temperature.

Activities & POI in Carnac

Type of Activity	List
Beach	Grande Plage, Plage de Saint-Colomban, Plage de Ty-Bihan, Plage de Legénèse, Plage de Beaumer
Attraction	Manège Armelle, Petit train des Alignements, Lavoir de Poul-Person, Le Petit Train de Carnac, Alignement de Kermario, Alignement du Ménec, Toul-Chignan, Alignements du Manio
Caravan Site	Parking camping car

Bay of Biscay