Greymouth Water Temperature

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Greymouth is a town close to Tasman Sea. February is the month with the warmest water temperature at 63.5°F / 17.5°C. The coolest month is August with an avg. water temperature of 53.2°F / 11.8°C. July is the sunniest at 0.8in / 19.2mm and December the wettest month with 11in / 278.5mm. The average air temperature is around 59.5°F / 15.3°C, February is the hottest month in a year. July is the coolest with 43.3°F / 6.3°C average air temperature. temperate oceanic climate with warm summer would be the climate here. January, February, March, December would be the best time to visit.

Greymouth Summary

Description	Value
Current water temperature	/
Warmest Month Water Temperature:	February with 17.5°C / 63.5°F
Coldest Month Water Temperature:	August with 11.8°C / 53.2°F
Warmest Month Air Temperature:	February with 15.3°C / 59.5°F
Coldest Month Air Temperature:	July with 6.3°C / 43.3°F
Wettest Month:	December with 278.5mm / 11in
Driest Month:	July with 19.2mm / 0.8in
Highest Humidity	June with 86%
Lowest Humidity	November with 79.5%
Best Time to Visit:	January, February, March, December
Climate Classification	temperate oceanic climate with warm summer

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Greymouth water temperature by month

°C

Tasman Sea water temperature by month

	Max. Water Temperature (°C)	ø. Water Temperature (°C)	Min. Water Temperature (°C)
January	17.6	16.9	16.2
February	17.8	17.4	16.9
March	16.9	16.6	16.3
April	16.5	15.7	15.2
May	15.2	14.6	13.8
June	13.8	13.2	12.5
July	12.6	12.3	11.8
August	12	11.8	11.7
September	12.5	12.1	11.7
October	13.1	12.7	12.4
November	14.6	13.8	13.1
December	16.1	15.4	14.5

°F

Tasman Sea water temperature by month

	Max. Water Temperature (°F)	ø. Water Temperature (°F)	Min. Water Temperature (°F)
January	63.7	62.4	61.2
February	64	63.3	62.4
March	62.4	61.9	61.3
April	61.7	60.3	59.4
May	59.4	58.3	56.8
June	56.8	55.8	54.5
July	54.7	54.1	53.2
August	53.6	53.2	53.1
September	54.5	53.8	53.1
October	55.6	54.9	54.3
November	58.3	56.8	55.6
December	61	59.7	58.1

February is the month with the highest water temperature at 63.5°F / 17.5°C. The month with the lowest is August with an average water temperature of 53.2°F / 11.8°C.

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Greymouth 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
Jul. 15	Light shower rain	52 °F 39°F	11 °C 4°C	1mph (1km/h) east-southeast	0in (4mm) 70 %	94%
Jul. 16	Light shower rain	50 °F 37°F	10 °C 3°C	1mph (2km/h) southwest	0in (2mm) 45 %	87%
Jul. 17	Scattered clouds	49 °F 32°F	9 °C 0°C	1mph (1km/h) southeast	0in (0mm) 0 %	91%
Jul. 18	Broken clouds	49 °F 33°F	10 °C 0°C	1mph (1km/h) east-southeast	0in (0mm) 10 %	92%
Jul. 19	Light rain	50 °F 39°F	10 °C 4°C	1mph (1km/h) east-southeast	0in (6mm) 75 %	95%
Jul. 20	Light shower rain	51 °F 39°F	11 °C 4°C	1mph (2km/h) south-southeast	0in (4mm) 65 %	88%
Jul. 21	Moderate rain	51 °F 44°F	10 °C 7°C	2mph (3km/h) southwest	0in (11mm) 85 %	81%

+9-day forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Jul. 22	Scattered clouds	52 °F 40°F	11 °C 5°C	1mph (2km/h) east-southeast	0in (0mm) 10 %	85%
Jul. 23	Broken clouds	52 °F 41°F	11 °C 5°C	1mph (1km/h) southeast	0in (0mm) 0 %	81%
Jul. 24	Light rain	46 °F 40°F	8 °C 5°C	1mph (2km/h) east	0in (7mm) 75 %	90%
Jul. 25	Scattered clouds	53 °F 45°F	12 °C 7°C	2mph (3km/h) east	0in (0mm) 20 %	84%
Jul. 26	Broken clouds	49 °F 37°F	10 °C 3°C	2mph (3km/h) east	0in (0mm) 0 %	67%
Jul. 27	Scattered clouds	49 °F 34°F	10 °C 1°C	2mph (4km/h) east	0in (0mm) 0 %	71%
Jul. 28	Clear Sky	53 °F 34°F	12 °C 1°C	2mph (3km/h) east-southeast	0in (0mm) 0 %	65%
Jul. 29	Clear Sky	51 °F 34°F	11 °C 1°C	1mph (2km/h) east-southeast	0in (0mm) 0 %	62%
Jul. 30	Few clouds	48 °F 31°F	9 °C -1°C	1mph (1km/h) east	0in (0mm) 0 %	63%

Greymouth weather by month / climate table

°C

	Max. Temperature °C	ø. Temperature °C	Min. Temperature (°C)	Precip. (mm)	Rainy Days (d)	Rel. Humidity (%)
January	19.8	15.2	11.3	242.8	11	80.2%
February	20.1	15.3	11.4	123.4	5	80.5%
March	18	14.1	10.5	110.5	6	82%
April	15.9	11.7	8	72.4	7	83%
May	14	9.6	4.9	211.4	12	85.2%
June	11.2	7.2	3.5	22.5	10	86%
July	10.3	6.3	2.2	19.2	3	84.3%
August	11.9	7.1	3.1	108.6	11	83.7%
September	12.9	8.6	4.8	175.9	15	82.4%
October	14.4	9.9	6	236.2	0	81.3%
November	16.3	11.5	7.4	253	14	79.5%
December	17.7	13.6	9.7	278.5	18	80.9%

°F

	Max. Temperature °F	ø. Temperature °F	Min. Temperature (°F)	Precip. (in)	Rainy Days (d)	Rel. Humidity (%)
January	67.6	59.4	52.3	9.6	11	80.2%
February	68.2	59.5	52.5	4.9	5	80.5%
March	64.4	57.4	50.9	4.4	6	82%
April	60.6	53.1	46.4	2.9	7	83%
May	57.2	49.3	40.8	8.3	12	85.2%
June	52.2	45	38.3	0.9	10	86%
July	50.5	43.3	36	0.8	3	84.3%
August	53.4	44.8	37.6	4.3	11	83.7%
September	55.2	47.5	40.6	6.9	15	82.4%
October	57.9	49.8	42.8	9.3	0	81.3%
November	61.3	52.7	45.3	10	14	79.5%
December	63.9	56.5	49.5	11	18	80.9%

July is the driest at 0.8in / 19.2mm and December the wettest month with 11in / 278.5mm. With an average temperature of 59.5°F / 15.3°C, February is the warmest month in a year. July is the coldest with 43.3°F / 6.3°C average temperature.

Activities & POI in Greymouth

Type of Activity	List
Attraction	Mawhera Quay, West Coast Rugby

Tasman Sea