Climate averages 1991–2020
Christchurch weather
in October.
A mild, moderately wet month: the 7th warmest and the joint 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a mild month in Christchurch: daytime highs average 15.5°C and nights cool to about 6.6°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 48 mm of rain on roughly 10 days, which makes October a moderately wet month (the joint 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 15 min on an average October day.
The nearest other city in this atlas is Wellington (305 km away). In October its highs average 13.5°C, 2.0°C cooler than Christchurch, with 83 mm of rain.
Among the 11 cities listed in New Zealand, Christchurch ranks 6th of 11 for the warmest October highs and 1st of 11 for the driest October (rainfall, lowest first). The mean October high of those 11 cities is 15.3°C; Christchurch is 0.1°C warmer than that mean.
From October to November, average highs rise by 1.9°C to 17.3°C, and monthly rainfall rises from 48 mm to 49 mm.
The annual picture
October in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Christchurch climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 21.2°C12.4°C | 12.4°C | 50 | 8.3 | 15.015 h |
| February | 21.2°C12.5°C | 12.5°C | 39 | 6.8 | 13.914 h |
| March | 19.3°C10.7°C | 10.7°C | 45 | 6.9 | 12.412 h |
| April | 16.3°C8.2°C | 8.2°C | 52 | 8.8 | 10.911 h |
| May | 13.5°C5.8°C | 5.8°C | 48 | 8.1 | 9.710 h |
| June | 10.5°C3.0°C | 3.0°C | 57 | 8.8 | 9.09 h |
| July | 9.9°C2.1°C | 2.1°C | 52 | 8.5 | 9.39 h |
| August | 11.2°C3.1°C | 3.1°C | 48 | 8.9 | 10.410 h |
| September | 13.4°C4.8°C | 4.8°C | 43 | 8.1 | 11.812 h |
| October, selected | 15.5°C6.6°C | 6.6°C | 48 | 9.6 | 13.313 h |
| November | 17.3°C8.5°C | 8.5°C | 49 | 9.0 | 14.615 h |
| December | 19.6°C11.0°C | 11.0°C | 53 | 9.3 | 15.315 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
October in nearby cities
- Wellington in OctoberNew Zealand · 305 kmHigh 13.5°C · Low 10.4°C · 83 mm rain
- Dunedin in OctoberNew Zealand · 310 kmHigh 13.1°C · Low 6.1°C · 74 mm rain
- Lower Hutt in OctoberNew Zealand · 319 kmHigh 14.4°C · Low 10.0°C · 88 mm rain
- Palmerston North in OctoberNew Zealand · 431 kmHigh 15.1°C · Low 8.1°C · 109 mm rain
- New Plymouth in OctoberNew Zealand · 511 kmHigh 14.7°C · Low 9.5°C · 171 mm rain
- Hastings, New Zealand in OctoberNew Zealand · 557 kmHigh 17.1°C · Low 8.8°C · 65 mm rain
- Hamilton, New Zealand in OctoberNew Zealand · 677 kmHigh 16.4°C · Low 8.8°C · 100 mm rain
- Tauranga in OctoberNew Zealand · 715 kmHigh 16.4°C · Low 10.2°C · 96 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Christchurch) is explained once on the Christchurch year overview and on the Sources, method and limits page.