Saint-Jean-de-Monts Water Temperature

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Saint-Jean-de-Monts is a village close to Bay of Biscay. August is the month with the warmest water temperature at 68.5°F / 20.3°C. The coolest month is March with an avg. water temperature of 51.1°F / 10.6°C. June is the sunniest at 0in / 0mm and January the wettest month with 2.9in / 72.9mm. The average air temperature is around 66.7°F / 19.3°C, July is the hottest month in a year. February is the coolest with 44.1°F / 6.7°C average air temperature. temperate oceanic climate with warm summer would be the climate here. June, July, August, September would be the best time to visit.

Saint-Jean-de-Monts Summary

Description	Value
Current water temperature	/
Warmest Month Water Temperature:	August with 20.3°C / 68.5°F
Coldest Month Water Temperature:	March with 10.6°C / 51.1°F
Warmest Month Air Temperature:	July with 19.3°C / 66.7°F
Coldest Month Air Temperature:	February with 6.7°C / 44.1°F
Wettest Month:	January with 72.9mm / 2.9in
Driest Month:	June with 0mm / 0in
Highest Humidity	January with 85.4%
Lowest Humidity	July with 72.1%
Best Time to Visit:	June, July, August, September
Climate Classification	temperate oceanic climate with warm summer

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Saint-Jean-de-Monts 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	12.5	11.8	11.1
February	11.2	10.8	10.4
March	11.1	10.7	10.4
April	13.3	12.1	11.1
May	16.3	14.6	13.3
June	19.2	17.7	16.3
July	20.6	19.8	19.1
August	20.6	20.3	20
September	20.1	19.3	18.4
October	18.5	17.4	16.4
November	16.4	15.1	14
December	14	13.2	12.4

°F

Bay of Biscay water temperature by month

	Max. Water Temperature (°F)	ø. Water Temperature (°F)	Min. Water Temperature (°F)
January	54.5	53.2	52
February	52.2	51.4	50.7
March	52	51.3	50.7
April	55.9	53.8	52
May	61.3	58.3	55.9
June	66.6	63.9	61.3
July	69.1	67.6	66.4
August	69.1	68.5	68
September	68.2	66.7	65.1
October	65.3	63.3	61.5
November	61.5	59.2	57.2
December	57.2	55.8	54.3

August is the month with the highest water temperature at 68.5°F / 20.3°C. The month with the lowest is March with an average water temperature of 51.1°F / 10.6°C.

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Saint-Jean-de-Monts 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
Mar. 30	Broken clouds	58 °F 49°F	14 °C 10°C	2mph (3km/h) west-northwest	0in (0mm) 20 %	88%
Mar. 31	Clear Sky	62 °F 42°F	17 °C 5°C	2mph (3km/h) east-northeast	0in (0mm) 0 %	80%
Apr. 01	Clear Sky	60 °F 43°F	16 °C 6°C	4mph (6km/h) east-northeast	0in (0mm) 0 %	66%
Apr. 02	Few clouds	61 °F 41°F	16 °C 5°C	3mph (5km/h) east-northeast	0in (0mm) 0 %	68%
Apr. 03	Light shower rain	61 °F 49°F	16 °C 10°C	3mph (5km/h) east-southeast	0in (5mm) 70 %	77%
Apr. 04	Heavy rain	66 °F 53°F	19 °C 11°C	2mph (3km/h) southeast	1in (29mm) 95 %	89%
Apr. 05	Scattered clouds	62 °F 47°F	17 °C 8°C	2mph (3km/h) south-southwest	0in (1mm) 35 %	89%

+9-day forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Apr. 06	Scattered clouds	66 °F 51°F	19 °C 11°C	2mph (3km/h) east-southeast	0in (0mm) 20 %	82%
Apr. 07	Clear Sky	60 °F 41°F	16 °C 5°C	3mph (5km/h) east-northeast	0in (0mm) 0 %	73%
Apr. 08	Clear Sky	63 °F 39°F	17 °C 4°C	3mph (5km/h) east-northeast	0in (0mm) 0 %	75%
Apr. 09	Clear Sky	65 °F 45°F	18 °C 7°C	4mph (6km/h) east-northeast	0in (0mm) 0 %	72%
Apr. 10	Broken clouds	65 °F 46°F	18 °C 8°C	4mph (7km/h) east-northeast	0in (0mm) 0 %	73%
Apr. 11	Broken clouds	62 °F 52°F	17 °C 11°C	4mph (7km/h) east-northeast	0in (0mm) 0 %	64%
Apr. 12	Few clouds	62 °F 45°F	17 °C 7°C	5mph (7km/h) northeast	0in (0mm) 0 %	71%
Apr. 13	Few clouds	58 °F 41°F	15 °C 5°C	3mph (5km/h) northeast	0in (0mm) 0 %	60%
Apr. 14	Few clouds	60 °F 40°F	16 °C 4°C	2mph (3km/h) southeast	0in (0mm) 0 %	70%

Saint-Jean-de-Monts weather by month / climate table

°C

	Max. Temperature °C	ø. Temperature °C	Min. Temperature (°C)	Precip. (mm)	Rainy Days (d)	Rel. Humidity (%)
January	9.7	7	3.6	72.9	1	85.4%
February	10.1	6.7	2.9	15.5	1	81.4%
March	13.2	8.7	4.2	3.2	3	78.8%
April	16.9	11.3	6.4	11.3	1	75.5%
May	19.2	14.3	9.5	24.3	1	75.4%
June	23.2	17.6	12.7	0	0	72.6%
July	23.7	19.3	15	7.5	1	72.1%
August	23.5	19.2	14.9	11.8	0	74.2%
September	22.8	17.4	12.3	0	0	73.6%
October	18.8	14.2	9.9	12.9	0	81%
November	15.2	10.3	6.7	50	2	83.7%
December	10.9	7.5	4	26.4	1	85.3%

°F

	Max. Temperature °F	ø. Temperature °F	Min. Temperature (°F)	Precip. (in)	Rainy Days (d)	Rel. Humidity (%)
January	49.5	44.6	38.5	2.9	1	85.4%
February	50.2	44.1	37.2	0.6	1	81.4%
March	55.8	47.7	39.6	0.1	3	78.8%
April	62.4	52.3	43.5	0.4	1	75.5%
May	66.6	57.7	49.1	1	1	75.4%
June	73.8	63.7	54.9	0	0	72.6%
July	74.7	66.7	59	0.3	1	72.1%
August	74.3	66.6	58.8	0.5	0	74.2%
September	73	63.3	54.1	0	0	73.6%
October	65.8	57.6	49.8	0.5	0	81%
November	59.4	50.5	44.1	2	2	83.7%
December	51.6	45.5	39.2	1	1	85.3%

June is the most draught at 0in / 0mm and January the month with the most rain around 2.9in / 72.9mm. The avg. temperature is around 66.7°F / 19.3°C, July is the hottest month in a year. February is the coolest with 44.1°F / 6.7°C avg. temperature.

Activities & POI in Saint-Jean-de-Monts

Type of Activity	List
Beach	Plage de la Baigneuse, Plage de l'Estacade, Plage des Demoiselles, Plage des Oiseaux, Plage des Becs, Plage des Salins, Plage des Soixante Bornes
Attraction	Littoral Quad, La Ferme des Pommettes
Golf Course	École de Golf, Golf de Saint-Jean-de-Monts

Bay of Biscay