Oamaru Weather in July
July in Oamaru typically sees daytime highs of 10°C (50°F) and nighttime lows of 4°C (39°F). Expect some rainfall during the month.
Rainfall in Oamaru in July
Expect around 11 days of rain based on historical data, with 53 mm (2.1 in) average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Oamaru in July
Daytime highs in Oamaru in July reach 10°C (50°F), with nights around 4°C (39°F). Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. At 4°C (39°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions. On average, July has the most moderate temperatures of the year.July in Oamaru can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options 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 Oamaru's climate page.
Oamaru Temperature in July
Min Temperature
4°C (39°F)
Max Temperature
10°C (50°F)
Chance of Rain
36%
Precipitation
53 mm (2.1 in)
Rainy days
11 days
Daily Historical Temperatures
47-year average (1976-2025)
Based on our historical records, temperatures in Oamaru typically stay consistent throughout July, with daily highs averaging around 10°C (50°F). Nights are cold, with lows around 5°C (41°F).
Average temperatures in July
Historical weather for Oamaru in July
Browse day-by-day weather records for Oamaru spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Oamaru historical weather extremes in July
The extremes listed below come from historical weather data collected in Oamaru from 2006 through 2025.
- The hottest July day on record in Oamaru reached 17°C (63°F) (July 18, 2023).
- The lowest daytime temperature in July was 5°C (41°F), recorded on July 6, 2007.
- Nighttime temperatures dropped to -3°C (27°F) on July 24, 2020, marking the coldest July night on record.
Best Places in New Zealand in July
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 July →
perfect weather
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tolerable
unpleasant
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What to Wear in Oamaru in July
Pack for changing conditions in Oamaru in July. 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. Rain gear is recommended, you can expect wet weather on multiple days.What To Do in Oamaru in July
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 Oamaru's climate page.
See the full Oamaru climate overview or explore weather in New Zealand.
