Weather in Christchurch in January 2025
- January is usually the driest month of the year in Christchurch
Average weather
Average temperature in Christchurch in January
Going from a maximum of +30°C during the day to a minimum of +9°C during the night, the temperature in January averages around +23°C.
The average maximum temperature goes up 29% by the end of the month, compared with the beginning of the month, from +19°C to +25°C.
Is Christchurch warm or cold in January?
Christchurch is typically mild in January.
Maximum temperatures go up compared to the previous month from +21°C to +22°C. The minimum temperature also goes up from +12°C to +14°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
January is one of the warmest months in Christchurch, here is the comparison with other months:
Water temperature in Christchurch in January
Water in Christchurch in January is Cold. It varies from +14°C to +18°C, with an average of +16°C. The air temperature averaging +22°C is higher than the water temperature.
The water temperature in January is one of the warmest of the entire year:
Can you swim in Christchurch in January?
Climate in Christchurch in January
| December | January | February | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +21°C | +22°C | +22°C | ||||
| Min. temperature | ||||||
| +4°C | +4°C | +4°C | ||||
| Max. temperature | ||||||
| +32°C | +35°C | +36°C | ||||
| Rainfall | ||||||
| 60 mm | 47 mm | 42 mm | ||||
| Wind | ||||||
| 4 m/s | 4 m/s | 3 m/s | ||||
| Avg. water temperature | ||||||
| +14°C | +16°C | +16°C | ||||
| Humidity | ||||||
| 69% | 69% | 72% | ||||
| Air pressure | ||||||
| 1009 HPa | 1010 HPa | 1012 HPa | ||||
| Sunny days | ||||||
| 3 | 5 | 4 | ||||
| Cloudy days | ||||||
| 12 | 14 | 13 | ||||
| Rainy days | ||||||
| 15 | 13 | 11 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
January weather is still as good as in December. It’s getting warmer as January arrives. The average maximum temperature goes up from +21°C to +22°C during the day. As January arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 60 mm to 47 mm. Humidity levels don’t change as the month goes on, averaging around 69%. The average wind speed doesn’t change much during January, staying around 4 m/s. The good news is there are likely to be more sunny days in January, from 3 to 5.
February brings much the same weather, it remains good.
Wind
The average wind speed is 4 m/s getting up to 7 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 January, going from 4 m/s to 5 m/s over the course of the month.
Rain
How was the weather last January in Christchurch?
Climate Change over Years
The climate in Christchurch in January 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 January a good time to visit Christchurch?
Can you sunbathe in Christchurch in January?
Can you swim in Christchurch in January?
Is Christchurch rainy in January?
Is it sunny in Christchurch in January?
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.