Hamilton Weather in August
With daytime temperatures of 16°C (61°F) and nighttime lows of 6°C (43°F), August in Hamilton brings moderate temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 128 mm (5 in) falls on average.
Rainfall in Hamilton in August
You can expect rain on roughly 18 days based on historical data, averaging 128 mm (5 in) for the month. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Hamilton in August
In August, expect moderate temperatures in Hamilton, with highs of 16°C (61°F) and lows of 6°C (43°F) at night. The month of August belongs to the winter season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights fall to 6°C (43°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Hamilton in August
The area enjoys a balanced 145 hours of sunlight, ensuring it's neither too overcast nor too sunny.August in Hamilton has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit New Zealand, check out our Hamilton's climate page.
Hamilton Temperature in August
Min Temperature
6°C (43°F)
Max Temperature
16°C (61°F)
Chance of Rain
59%
Precipitation
128 mm (5 in)
Rainy days
18 days
Humidity
88%
Sunshine
145 hours
Percentage Sunshine
Historical weather for Hamilton in August
Browse day-by-day weather records for Hamilton spanning 23 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Hamilton historical weather extremes in August
The extremes listed below come from historical weather data collected in Hamilton from 2006 through 2025.
- The hottest August day on record in Hamilton reached 19°C (66°F) (August 31, 2024).
- On August 15, 2011, Hamilton saw its coldest August day with temperatures maxing out at 8°C (46°F).
- Hamilton registered its coldest August night on August 14, 2024, with temperatures dropping to -2°C (28°F).
- The wettest day in August Hamilton was on August 28, 2021 with 46 mm (1.8 in) of precipitation.
Best Places in New Zealand in August
Find out more about the weather in New Zealand and which places have the best travel conditions in this month. See all of New Zealand in August →
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What to Wear in Hamilton in August
Pack for changing conditions in Hamilton in August. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Hamilton in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit New Zealand, check out our Hamilton's climate page.
Temperature Rainfall Sunshine Humidity
See the full Hamilton climate overview or explore weather in New Zealand.
