Newcastle Water Temperature

Newcastle is a city close to Tasman Sea. February is the month with the highest water temperature at 73.4°F / 23°C.
The coldest month is August with an average water temperature of 63.7°F / 17.6°C.
July is the driest at 0in / 0mm and March the wettest month with 3in / 77.3mm.
With an average air temperature of 73.8°F / 23.2°C, January is the warmest month in a year. July is the coldest with 56.1°F / 13.4°C average air temperature.
The Climate is described as mild temperate climate with hot summer. Best time to Visit would be in January, February, December, March.

Newcastle Summary

Description Value
Current water temperature 24 °C / 75.2 °F
Warmest Month Water Temperature: February with 23°C / 73.4°F
Coldest Month Water Temperature: August with 17.6°C / 63.7°F
Warmest Month Air Temperature: January with 23.2°C / 73.8°F
Coldest Month Air Temperature: July with 13.4°C / 56.1°F
Wettest Month: March with 77.3mm / 3in
Driest Month: July with 0mm / 0in
Highest Humidity March with 74.5%
Lowest Humidity August with 64.6%
Best Time to Visit: January, February, December, March
Climate Classification mild temperate climate with hot summer

Newcastle water temperature by month

Tasman Sea water temperature by month

Max. Water

Temperature (°C)

ø. Water

Temperature (°C)

Min. Water

Temperature (°C)

January

23 22.5 21.9

February

23.2 23 22.6

March

23.1 22.8 22.6

April

22.7 22.2 21.5

May

21.6 20.9 20.1

June

20.2 19.4 18.5

July

18.7 18.3 17.8

August

18 17.7 17.5

September

18.5 17.9 17.4

October

19.3 18.8 18.4

November

20.5 19.8 19.3

December

21.8 21.2 20.5

Tasman Sea water temperature by month

Max. Water

Temperature (°F)

ø. Water

Temperature (°F)

Min. Water

Temperature (°F)

January

73.4 72.5 71.4

February

73.8 73.4 72.7

March

73.6 73 72.7

April

72.9 72 70.7

May

70.9 69.6 68.2

June

68.4 66.9 65.3

July

65.7 64.9 64

August

64.4 63.9 63.5

September

65.3 64.2 63.3

October

66.7 65.8 65.1

November

68.9 67.6 66.7

December

71.2 70.2 68.9
February is the month with the warmest water temperature at 73.4°F / 23°C. The month with the coldest is August with an average water temperature of 63.7°F / 17.6°C.

Newcastle weather today & 14-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jan. 16
Few clouds
81 °F
56°F
27 °C
14°C
2mph (3km/h)
south-southwest
0in (0mm)
0 %
40%
Jan. 17
Scattered clouds
90 °F
54°F
32 °C
12°C
1mph (2km/h)
southwest
0in (0mm)
0 %
56%
Jan. 18
Broken clouds
90 °F
62°F
32 °C
17°C
1mph (2km/h)
south
0in (0mm)
20 %
71%
Jan. 19
Broken clouds
72 °F
60°F
22 °C
16°C
2mph (3km/h)
south-southwest
0in (3mm)
45 %
82%
Jan. 20
Broken clouds
91 °F
57°F
33 °C
14°C
1mph (2km/h)
southeast
0in (0mm)
10 %
68%
Jan. 21
Scattered clouds
94 °F
56°F
35 °C
13°C
1mph (2km/h)
east-southeast
0in (1mm)
20 %
62%
Jan. 22
Broken clouds
86 °F
63°F
30 °C
17°C
2mph (3km/h)
southwest
0in (2mm)
35 %
72%
Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jan. 23
Broken clouds
103 °F
66°F
39 °C
19°C
1mph (2km/h)
south
0in (0mm)
15 %
80%
Jan. 24
Few clouds
81 °F
64°F
27 °C
18°C
1mph (2km/h)
south
0in (0mm)
0 %
59%
Jan. 25
Broken clouds
85 °F
66°F
30 °C
19°C
2mph (3km/h)
south
0in (1mm)
30 %
66%
Jan. 26
Overcast clouds
78 °F
67°F
25 °C
20°C
2mph (3km/h)
south
0in (0mm)
10 %
81%
Jan. 27
Broken clouds
67 °F
65°F
20 °C
19°C
2mph (3km/h)
south
0in (0mm)
20 %
74%
Jan. 28
Few clouds
77 °F
65°F
25 °C
18°C
2mph (2km/h)
southwest
0in (0mm)
0 %
76%
Jan. 29
Overcast clouds
82 °F
62°F
28 °C
17°C
1mph (2km/h)
south-southwest
0in (3mm)
50 %
79%
Jan. 30
Thunderstorm with heavy rain
81 °F
62°F
27 °C
17°C
2mph (3km/h)
west-southwest
1in (20mm)
85 %
95%
Jan. 31
Overcast clouds
89 °F
62°F
31 °C
17°C
1mph (2km/h)
south
0in (0mm)
10 %
81%

Newcastle weather by month / climate table

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

28.2 23.2 19.9 18.5 0 72%

February

27.2 22.9 20.2 31.5 1 74.1%

March

25.9 21.7 18.2 77.3 3 74.5%

April

23.7 19.4 15.8 18.1 1 73.4%

May

20.9 16.5 12.5 2.7 0 70.6%

June

17.7 14.3 11.2 2.4 2 72.2%

July

17.2 13.4 10.1 0 0 68.4%

August

18.6 14.1 10.4 0 0 64.6%

September

22.6 16.5 12.3 0 0 64.9%

October

23.6 18.5 14.6 0.4 0 65.3%

November

25.7 20.2 16.5 14.5 1 69.5%

December

26.5 21.9 18 21.4 0 70.1%

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

82.8 73.8 67.8 0.7 0 72%

February

81 73.2 68.4 1.2 1 74.1%

March

78.6 71.1 64.8 3 3 74.5%

April

74.7 66.9 60.4 0.7 1 73.4%

May

69.6 61.7 54.5 0.1 0 70.6%

June

63.9 57.7 52.2 0.1 2 72.2%

July

63 56.1 50.2 0 0 68.4%

August

65.5 57.4 50.7 0 0 64.6%

September

72.7 61.7 54.1 0 0 64.9%

October

74.5 65.3 58.3 0 0 65.3%

November

78.3 68.4 61.7 0.6 1 69.5%

December

79.7 71.4 64.4 0.8 0 70.1%
The warmest avg. temperature is around 73.8°F / 23.2°C, January is the month with the highest temperature. July is the coolest with 56.1°F / 13.4°C average air temperature. July is the month with the min. precipitation of 0in / 0mm and March with the max. precipitation in a year with 3in / 77.3mm.

Activities & POI in Newcastle

Type of Activity List
Beach Dixon Park Beach, Susan Gilmore Beach, Newcastle Beach, Nobbys Beach, Bar Beach, Horseshoe Beach, Merewether Beach, Burwood Beach, Little Park Beach
Marina for Sailing, Boat adventures, fishing Newcastle Cruising Yacht Club
Attraction Betting Ring, Beach - surfing competition, Bird Exhibits, Emu Exhibit, Wombat Exhibit, Kangaroo Exhibit, Fort Scratchley, Wildlife Arena
Golf Course Merewether Golf Course, Newcastle Golf Club
Caravan Site Stockton Beach Tourist Park, Bayway Relocatable Home Village
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