New Plymouth
January
Weather in New Plymouth for January 2026
Your guide to New Plymouth weather in January - trends and predictions
Until now, January 2026 in New Plymouth has been nearly identical to the historical average, with a temperature of 19.7 °C (showing only a slight deviation of -0.5 °C).
The forecast for the next days in New Plymouth predicts temperatures to be around 20 °C, close to the historical average.
In general, the average temperature in New Plymouth at the beginning of January is 19.7 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 19.4 °C by the end of January.
New Plymouth in January brings notable rainfall, with an average of 19 rainy days and a total precipitation of 134.9 mm.
Temperatures
Rain 🌧️
12
Dry days
19
Rainy days
0
Snow days
20°/14°
Temperatures
20 km/h
Avg max wind
75 %
Avg humidity
New Plymouth Weather January
Move between months or click on a day
Temperatures trend during January in New Plymouth
See the weather trend as well as the moving average line
January weather in New Plymouth day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jan. |  Patchy rain possible | 19° /13° | 3.3 mm | 6 | |
| 2 Jan. | Patchy rain possible | 20° /13° | 0.1 mm | 6 | |
| 3 Jan. | Light rain shower | 20° /13° | 3.9 mm | 6 | |
| 4 Jan. | Patchy rain possible | 20° /13° | 1.8 mm | 7 | |
| 5 Jan. |  Moderate or heavy rain shower | 18° /13° | 3.9 mm | 8 | |
| 6 Jan. |  Heavy rain at times | 20° /13° | 4.8 mm | 8 | |
| 7 Jan. | Moderate or heavy rain shower | 21° /13° | 6.2 mm | 9 | |
| 8 Jan. | Patchy rain possible | 20° /13° | 1.4 mm | 8 | |
| 9 Jan. | Patchy rain possible | 22° /14° | 0.1 mm | 9 | |
| 10 Jan. | Moderate or heavy rain shower | 21° /14° | 3.5 mm | 8 | |
| 11 Jan. | Patchy rain possible | 20° /15° | 6.5 mm | 8 | |
| 12 Jan. | Patchy rain possible | 21° /13° | 0.5 mm | 8 | |
| 13 Jan. |  Sunny | 20° /12° | 0 mm | 9 | |
| 14 Jan. | Patchy rain possible | 21° /13° | 1.1 mm | 7 | |
| 15 Jan. |  Partly cloudy | 20° /14° | 22.8 mm | 6 | |
| 16 Jan. | Patchy rain possible | 21° /12° | 0.5 mm | 7 | |
| 17 Jan. | Patchy rain possible | 22° /15° | 0.4 mm | 2.8 | |
| 18 Jan. | Patchy rain possible | 21° /13° | 0.6 mm | 2 | |
| 19 Jan. | Partly cloudy | 21° /12° | 0 mm | 2 | |
| 20 Jan. | Partly cloudy | 22° /13° | 0 mm | 0 | |
| 21 Jan. | Patchy rain possible | 21° /14° | 0.3 mm | 7 | |
| 22 Jan. |  Moderate rain | 18° /16° | 12 mm | 7 | |
| 23 Jan. | Moderate rain | 18° /16° | 6.7 mm | 7 | |
| 24 Jan. | Partly cloudy | 17° /14° | 0 mm | 8 | |
| 25 Jan. | Patchy rain possible | 21° /14° | 0.1 mm | 7 | |
| 26 Jan. | Patchy rain possible | 17° /14° | 3.5 mm | 7 | |
| 27 Jan. | Patchy rain possible | 18° /15° | 1.8 mm | 7 | |
| 28 Jan. | Patchy rain possible | 19° /17° | 0.3 mm | 7 | |
| 29 Jan. | Patchy rain possible | 20° /17° | 0.4 mm | 7 | |
| 30 Jan. | Patchy rain possible | 18° /15° | 0.7 mm | 7 | |
| 31 Jan. | Patchy rain possible | 23° /16° | 0.5 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for New Plymouth in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the New Plymouth forecast closer to your planned date for the most up-to-date weather information.
Change Month
New Plymouth in January - FAQ
What are the expected maximum and minimum temperatures in New Plymouth during January?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in New Plymouth during January?
Significant rainfall exceeding 134.9 mm is expected in New Plymouth during January, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in New Plymouth during January?
The average wind speed in New Plymouth during January is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in New Plymouth
Explore the daily rainfall trends and prepare for New Plymouths January weather 💧
Typically, New Plymouth has 19 rainy days in January with a total of 134.9 mm of rainfall.
UV exposure in New Plymouth during January
Stay informed about UV levels for safe outdoor activities throughout the month of January ☀️
Quick links
More New Plymouth weather pages
You are here
Where is New Plymouth?Get accurate weather forecasts for New Plymouth, located at latitude -39.067 and longitude 174.083. Stay updated with localized weather information tailored for New Plymouth.
Found a mistake?
We appreciate your attention to details. Tell us here.