Weather in Christchurch in July 2025
- July is usually the coldest month of the year in Christchurch;
Average weather
Average temperature in Christchurch in July
Going from a maximum of +17°C during the day to a minimum of 0°C during the night, the temperature in July averages around +12°C.
The average maximum temperature goes up 35% by the end of the month, compared with the beginning of the month, from +10°C to +16°C.
Is Christchurch warm or cold in July?
Christchurch is typically cool in July.
Maximum temperatures go down compared to the previous month from +12°C to +11°C. The minimum temperature also goes down from +5°C to +4°C.
Pack a sweater and a jacket as there will be cooler temperatures.
July is the coldest month in Christchurch, here is the comparison with other months:
Water temperature in Christchurch in July
Water in Christchurch in July is Cold. It varies from +9°C to +11°C, with an average of +10°C. This is almost similar to the air temperature, which averages +11°C.
The water temperature in July is one of the coldest of the entire year:
Can you swim in Christchurch in July?
Climate in Christchurch in July
| June | July | August | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +12°C | +11°C | +12°C | ||||
| Min. temperature | ||||||
| -4°C | -5°C | -5°C | ||||
| Max. temperature | ||||||
| +22°C | +22°C | +22°C | ||||
| Rainfall | ||||||
| 55 mm | 61 mm | 56 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 3 m/s | ||||
| Avg. water temperature | ||||||
| +11°C | +10°C | +10°C | ||||
| Humidity | ||||||
| 82% | 81% | 79% | ||||
| Air pressure | ||||||
| 1012 HPa | 1011 HPa | 1011 HPa | ||||
| Sunny days | ||||||
| 5 | 6 | 5 | ||||
| Cloudy days | ||||||
| 10 | 10 | 10 | ||||
| Rainy days | ||||||
| 15 | 15 | 15 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
July weather is still as ok as in June. It’s getting colder in July. From +12°C in the day, the average maximum temperature lowers to +11°C. Prepare for more rain. Average rainfall goes from 55 mm to 61 mm. It feels drier, as humidity decreases from 82% to 81%. The average wind speed doesn’t change much during July, staying around 2 m/s. The good news is there are likely to be more sunny days in July, from 5 to 6.
August brings much the same weather, it remains ok.
Wind
The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Christchurch is gradually increasing during July, going from 3 m/s to 3 m/s over the course of the month.
Rain
How was the weather last July in Christchurch?
Climate Change over Years
The climate in Christchurch in July has not changed much over the last 43 years.
The average temperature was the lowest in 1992 (+15°C) and the highest in 2019 (+18°C). The driest year was 1988 with only 348 mm of rainfall, and the wettest year was 2021 with 963 mm.
FAQ
Is July a good time to visit Christchurch?
Can you sunbathe in Christchurch in July?
Can you swim in Christchurch in July?
Is Christchurch rainy in July?
Is it sunny in Christchurch in July?
Other cities in New Zealand
Monthly weather in Christchurch
Source of the data
For this page, we’ve looked at the typical weather in Christchurch, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.