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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 - 25th June 2026

Sunrise 07:35

Sunrise

Sunset 17:08

Sunset
20:00
Mist
12°C (52°F)
21:00
Moderate or heavy rain with thunder
11°C (52°F)
22:00
Moderate rain
10°C (50°F)
23:00
Moderate rain
9°C (48°F)

Tomorrow - 26th June 2026

Sunrise 07:35

Sunrise

Sunset 17:08

Sunset
0:00
Light rain shower
9°C (47°F)
1:00
Moderate rain
9°C (47°F)
2:00
Light rain
9°C (47°F)
3:00
Light rain shower
8°C (46°F)
4:00
Light rain shower
8°C (46°F)
5:00
Light rain shower
8°C (46°F)
6:00
Light rain shower
8°C (46°F)
7:00
Partly cloudy
8°C (46°F)
8:00
Partly cloudy
8°C (45°F)
9:00
Partly cloudy
8°C (46°F)
10:00
Cloudy
9°C (48°F)
11:00
Cloudy
10°C (49°F)
12:00
Cloudy
10°C (50°F)
13:00
Overcast
11°C (51°F)
14:00
Overcast
11°C (51°F)
15:00
Overcast
10°C (49°F)
16:00
Overcast
9°C (48°F)
17:00
Overcast
9°C (47°F)
18:00
Patchy rain possible
9°C (47°F)
19:00
Patchy rain possible
9°C (47°F)