Colwyn Bay Water Temperature

Colwyn Bay is a town 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. June is the month with the lowest precipitation of 1.2in / 30.1mm and December with the highest precipitation in a year with 6.2in / 157.6mm. The avg. air temperature is around 57.7°F / 14.3°C, July is the month with the highest temperature. February is the coolest with 38.3°F / 3.5°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.

Colwyn Bay Summary

Description	Value
Current water temperature	6 °C / 42.8 °F
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 14.3°C / 57.7°F
Coldest Month Air Temperature:	February with 3.5°C / 38.3°F
Wettest Month:	December with 157.6mm / 6.2in
Driest Month:	June with 30.1mm / 1.2in
Highest Humidity	December with 89.7%
Lowest Humidity	May with 79.4%
Best Time to Visit:	June, July, August, September
Climate Classification	temperate oceanic climate with warm summer

Colwyn Bay 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

August is the month with the warmest water temperature at 61.7°F / 16.5°C. The month with the coldest is March with an average water temperature of 44.2°F / 6.8°C.

Colwyn Bay 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
Feb. 27	Broken clouds	46 °F 41°F	8 °C 5°C	1mph (1km/h) south-southeast	0in (0mm) 0 %	76%
Feb. 28	Broken clouds	47 °F 35°F	8 °C 1°C	2mph (3km/h) east-southeast	0in (0mm) 0 %	89%
Mar. 01	Clear Sky	47 °F 40°F	9 °C 5°C	3mph (5km/h) east-southeast	0in (0mm) 0 %	79%
Mar. 02	Clear Sky	54 °F 34°F	12 °C 1°C	2mph (2km/h) southeast	0in (0mm) 0 %	82%
Mar. 03	Few clouds	54 °F 37°F	12 °C 3°C	1mph (1km/h) southeast	0in (0mm) 0 %	85%
Mar. 04	Broken clouds	49 °F 36°F	9 °C 2°C	1mph (1km/h) south-southeast	0in (0mm) 0 %	86%
Mar. 05	Broken clouds	45 °F 29°F	7 °C -2°C	2mph (3km/h) east-southeast	0in (0mm) 0 %	79%

+9-day forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Mar. 06	Few clouds	47 °F 27°F	9 °C -3°C	1mph (2km/h) southeast	0in (0mm) 0 %	68%
Mar. 07	Few clouds	46 °F 29°F	8 °C -2°C	1mph (1km/h) southeast	0in (0mm) 0 %	64%
Mar. 08	Clear Sky	42 °F 29°F	5 °C -2°C	2mph (2km/h) south	0in (0mm) 0 %	71%
Mar. 09	Scattered clouds	48 °F 28°F	9 °C -2°C	2mph (4km/h) south-southeast	0in (0mm) 20 %	90%
Mar. 10	Scattered clouds	41 °F 36°F	5 °C 2°C	5mph (8km/h) south-southwest	0in (0mm) 25 %	83%
Mar. 11	Broken clouds	49 °F 37°F	9 °C 3°C	2mph (3km/h) south-southwest	0in (0mm) 0 %	83%
Mar. 12	Light rain	48 °F 33°F	9 °C 1°C	3mph (5km/h) southwest	0in (8mm) 90 %	90%
Mar. 13	Broken clouds	44 °F 33°F	7 °C 1°C	3mph (5km/h) west-southwest	0in (1mm) 45 %	85%
Mar. 14	Overcast clouds	51 °F 39°F	10 °C 4°C	4mph (7km/h) southwest	0in (1mm) 40 %	86%

Colwyn Bay weather by month / climate table

°C

	Max. Temperature °C	ø. Temperature °C	Min. Temperature (°C)	Precip. (mm)	Rainy Days (d)	Rel. Humidity (%)
January	6.3	3.7	0.6	140.5	16	89.2%
February	6.5	3.5	0.5	96.6	10	86.2%
March	9	4.6	-0.2	42	8	83.5%
April	12.5	7	2.1	58.1	6	79.8%
May	14.4	9.9	4.6	52.8	12	79.4%
June	17.7	12.6	8.2	30.1	9	80%
July	18.4	14.3	10.3	52.6	17	81.9%
August	17.8	14	10.4	132	19	84.6%
September	16.6	12.4	8.2	64.9	12	84.6%
October	14.1	9.6	5.7	125	0	86.2%
November	10.5	6.5	2.3	148.4	18	89%
December	7.4	4.3	0.8	157.6	15	89.7%

°F

	Max. Temperature °F	ø. Temperature °F	Min. Temperature (°F)	Precip. (in)	Rainy Days (d)	Rel. Humidity (%)
January	43.3	38.7	33.1	5.5	16	89.2%
February	43.7	38.3	32.9	3.8	10	86.2%
March	48.2	40.3	31.6	1.7	8	83.5%
April	54.5	44.6	35.8	2.3	6	79.8%
May	57.9	49.8	40.3	2.1	12	79.4%
June	63.9	54.7	46.8	1.2	9	80%
July	65.1	57.7	50.5	2.1	17	81.9%
August	64	57.2	50.7	5.2	19	84.6%
September	61.9	54.3	46.8	2.6	12	84.6%
October	57.4	49.3	42.3	4.9	0	86.2%
November	50.9	43.7	36.1	5.8	18	89%
December	45.3	39.7	33.4	6.2	15	89.7%

June is the driest at 1.2in / 30.1mm and December the wettest month with 6.2in / 157.6mm. With an average temperature of 57.7°F / 14.3°C, July is the warmest month in a year. February is the coldest with 38.3°F / 3.5°C average temperature.

Irish Sea