Deganwy Water Temperature

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Deganwy is a village close to Irish Sea. August is the month with the hottest water temperature at 61.7°F / 16.5°C. The coldest month is March with an ø water temperature of 44.2°F / 6.8°C. March is the month with the lowest precipitation of 1.2in / 30.6mm and November with the highest precipitation in a year with 6.3in / 160.9mm. The avg. air temperature is around 57.9°F / 14.4°C, July is the month with the highest temperature. February is the coolest with 39°F / 3.9°C average air temperature. June, July, August, September would be the best time to visit. temperate oceanic climate with warm summer would be the climate here.

Deganwy Summary

Description	Value
Current water temperature	/
Warmest Month Water Temperature:	August with 16.5°C / 61.7°F
Coldest Month Water Temperature:	March with 6.8°C / 44.2°F
Warmest Month Air Temperature:	July with 14.4°C / 57.9°F
Coldest Month Air Temperature:	February with 3.9°C / 39°F
Wettest Month:	November with 160.9mm / 6.3in
Driest Month:	March with 30.6mm / 1.2in
Highest Humidity	December with 88.6%
Lowest Humidity	May with 79.6%
Best Time to Visit:	June, July, August, September
Climate Classification	temperate oceanic climate with warm summer

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Deganwy water temperature by month

°C

Irish Sea water temperature by month

	Max. Water Temperature (°C)	ø. Water Temperature (°C)	Min. Water Temperature (°C)
January	8.5	7.8	7.2
February	7.3	6.9	6.7
March	7.4	6.9	6.5
April	9.4	8.3	7.4
May	12.1	10.7	9.4
June	14.7	13.4	12.1
July	16.4	15.6	14.6
August	16.6	16.4	16.2
September	16.4	15.9	15.2
October	15.2	14.1	12.9
November	12.9	11.7	10.4
December	10.4	9.4	8.4

°F

Irish Sea water temperature by month

	Max. Water Temperature (°F)	ø. Water Temperature (°F)	Min. Water Temperature (°F)
January	47.3	46	45
February	45.1	44.4	44.1
March	45.3	44.4	43.7
April	48.9	46.9	45.3
May	53.8	51.3	48.9
June	58.5	56.1	53.8
July	61.5	60.1	58.3
August	61.9	61.5	61.2
September	61.5	60.6	59.4
October	59.4	57.4	55.2
November	55.2	53.1	50.7
December	50.7	48.9	47.1

The highest water temperature will be reached in August with around 61.7°F / 16.5°C. The lowest in March with an average water temperature of 44.2°F / 6.8°C.

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Deganwy 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	Broken clouds	50 °F 44°F	10 °C 7°C	6mph (10km/h) west-southwest	0in (1mm) 40 %	75%
Dec. 22	Mix snow/rain	46 °F 41°F	8 °C 5°C	7mph (12km/h) west-northwest	0in (9mm) 80 %	70%
Dec. 23	Light shower rain	55 °F 44°F	13 °C 7°C	3mph (5km/h) west-southwest	0in (2mm) 45 %	78%
Dec. 24	Broken clouds	56 °F 49°F	13 °C 10°C	2mph (4km/h) west-southwest	0in (0mm) 10 %	89%
Dec. 25	Broken clouds	51 °F 48°F	11 °C 9°C	0mph (1km/h) south-southwest	0in (0mm) 0 %	90%
Dec. 26	Broken clouds	52 °F 47°F	11 °C 8°C	1mph (1km/h) south-southeast	0in (0mm) 0 %	90%
Dec. 27	Overcast clouds	50 °F 48°F	10 °C 9°C	0mph (1km/h) southeast	0in (0mm) 0 %	92%

+9-day forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Dec. 28	Overcast clouds	49 °F 43°F	10 °C 6°C	1mph (2km/h) south-southwest	0in (0mm) 0 %	90%
Dec. 29	Broken clouds	46 °F 36°F	8 °C 2°C	2mph (3km/h) west-northwest	0in (1mm) 35 %	88%
Dec. 30	Broken clouds	49 °F 33°F	10 °C 1°C	3mph (5km/h) south-southwest	0in (0mm) 0 %	82%
Dec. 31	Moderate rain	49 °F 38°F	10 °C 3°C	3mph (5km/h) west-southwest	0in (11mm) 85 %	85%
Jan. 01	Mix snow/rain	39 °F 36°F	4 °C 2°C	2mph (3km/h) south	0in (7mm) 75 %	90%
Jan. 02	Heavy rain	57 °F 33°F	14 °C 1°C	2mph (4km/h) southwest	2in (53mm) 95 %	93%
Jan. 03	Heavy rain	56 °F 52°F	14 °C 11°C	5mph (8km/h) south-southwest	1in (17mm) 90 %	86%
Jan. 04	Moderate rain	54 °F 48°F	12 °C 9°C	5mph (7km/h) west-southwest	0in (12mm) 85 %	79%
Jan. 05	Light shower rain	52 °F 47°F	11 °C 8°C	4mph (7km/h) southwest	0in (4mm) 65 %	84%

Deganwy weather by month / climate table

°C

	Max. Temperature °C	ø. Temperature °C	Min. Temperature (°C)	Precip. (mm)	Rainy Days (d)	Rel. Humidity (%)
January	6.6	4.1	1.1	132.9	18	88.3%
February	6.7	3.9	1	100.7	11	85.5%
March	9	4.9	0.2	31.2	9	83.2%
April	12.5	7.2	2.6	58.5	7	79.8%
May	14.3	10	5	45.7	11	79.6%
June	17.6	12.7	8.5	30.6	9	80.3%
July	18.2	14.4	10.7	39.8	17	82.2%
August	17.8	14.1	10.8	131	20	84.7%
September	16.6	12.7	8.7	69	11	84.3%
October	14.2	9.9	6.2	127.6	0	85.4%
November	10.7	6.9	2.9	158.8	18	87.9%
December	7.7	4.7	1.3	160.9	18	88.6%

°F

	Max. Temperature °F	ø. Temperature °F	Min. Temperature (°F)	Precip. (in)	Rainy Days (d)	Rel. Humidity (%)
January	43.9	39.4	34	5.2	18	88.3%
February	44.1	39	33.8	4	11	85.5%
March	48.2	40.8	32.4	1.2	9	83.2%
April	54.5	45	36.7	2.3	7	79.8%
May	57.7	50	41	1.8	11	79.6%
June	63.7	54.9	47.3	1.2	9	80.3%
July	64.8	57.9	51.3	1.6	17	82.2%
August	64	57.4	51.4	5.2	20	84.7%
September	61.9	54.9	47.7	2.7	11	84.3%
October	57.6	49.8	43.2	5	0	85.4%
November	51.3	44.4	37.2	6.3	18	87.9%
December	45.9	40.5	34.3	6.3	18	88.6%

March is the driest at 1.2in / 30.6mm and November the wettest month with 6.3in / 160.9mm. With an average temperature of 57.9°F / 14.4°C, July is the warmest month in a year. February is the coldest with 39°F / 3.9°C average temperature.

Activities & POI in Deganwy

Type of Activity	List
Marina for Sailing, Boat adventures, fishing	Deganwy Marina
Golf Course	Maesdu Golf Club, North Wales Golf Club

Irish Sea