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Hamilton, New Zealand Weather Averages

February is the hottest month in Hamilton with an average temperature of 21°C (70°F) and the coldest is August at 14°C (57°F) with the most daily sunshine hours at 7 in July. The best month to swim in the sea is in February when the average sea temperature is 20°C (68°F).

Average Temperature Hamilton

What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month
What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month

Average High Low Temperature Hamilton

What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

Average Daily Sunshine Hours Hamilton

What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer
What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer

Average Sea Temperature Hamilton

What is Average Sea Temperature?
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface
What is Average Sea Temperature?
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface

Hamilton : Next 24-Hour Weather

Today - 22nd March 2026

Sunrise 07:23

Sunrise

Sunset 19:28

Sunset
17:00
Patchy rain possible
23°C (72°F)
18:00
Partly cloudy
21°C (69°F)
19:00
Clear
19°C (66°F)
20:00
Partly cloudy
16°C (60°F)
21:00
Partly cloudy
15°C (58°F)
22:00
Mist
16°C (60°F)
23:00
Mist
16°C (60°F)

Tomorrow - 23rd March 2026

Sunrise 07:23

Sunrise

Sunset 19:28

Sunset
0:00
Mist
15°C (58°F)
1:00
Overcast
15°C (58°F)
2:00
Overcast
16°C (59°F)
3:00
Patchy rain possible
16°C (60°F)
4:00
Patchy rain possible
16°C (60°F)
5:00
Mist
16°C (60°F)
6:00
Mist
16°C (60°F)
7:00
Mist
16°C (60°F)
8:00
Mist
16°C (60°F)
9:00
Patchy rain possible
18°C (64°F)
10:00
Light drizzle
19°C (65°F)
11:00
Light rain shower
20°C (67°F)
12:00
Light rain shower
21°C (69°F)
13:00
Light rain shower
21°C (70°F)
14:00
Light rain shower
22°C (71°F)
15:00
Patchy rain possible
23°C (72°F)
16:00
Patchy rain possible
23°C (72°F)