Manawatu-Wanganui (Whanganui)
December
Weather in Manawatu-Wanganui for December 2026
Your guide to Manawatu-Wanganui weather in December - trends and predictions
In general, the average temperature in Manawatu-Wanganui at the beginning of December is 18.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 20.7 °C by the end of December.
Manawatu-Wanganui experiences moderate rainfall in December, with an average of 10 rainy days and a total precipitation of 137 mm.
Temperatures
Rain 🌧️
21
Dry days
10
Rainy days
0
Snow days
21°/11°
Temperatures
22 km/h
Avg max wind
78 %
Avg humidity
Manawatu-Wanganui Weather December
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Temperatures trend during December in Manawatu-Wanganui
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December weather in Manawatu-Wanganui day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 19° /11° | 0.1 mm | 6 | |
| 2 Dec. |  Overcast | 19° /11° | 0.3 mm | 6 | |
| 3 Dec. |  Light rain | 18° /13° | 16.2 mm | 6 | |
| 4 Dec. | Patchy rain possible | 18° /12° | 3.4 mm | 6 | |
| 5 Dec. | Patchy rain possible | 18° /13° | 0.6 mm | 6 | |
| 6 Dec. |  Sunny | 20° /12° | 0.2 mm | 7 | |
| 7 Dec. | Patchy rain possible | 20° /11° | 0.1 mm | 7 | |
| 8 Dec. | Sunny | 21° /11° | 0.6 mm | 7 | |
| 9 Dec. | Sunny | 20° /12° | 1.2 mm | 7 | |
| 10 Dec. | Light drizzle | 20° /12° | 0.4 mm | 7 | |
| 11 Dec. | Overcast | 19° /10° | 0 mm | 7 | |
| 12 Dec. | Patchy rain possible | 17° /11° | 1.8 mm | 6 | |
| 13 Dec. | Sunny | 19° /9° | 0.3 mm | 7 | |
| 14 Dec. | Patchy rain possible | 20° /11° | 0.1 mm | 7 | |
| 15 Dec. | Sunny | 21° /11° | 0 mm | 8 | |
| 16 Dec. | Patchy rain possible | 20° /12° | 9.9 mm | 7 | |
| 17 Dec. | Overcast | 18° /11° | 3 mm | 6 | |
| 18 Dec. | Patchy rain possible | 19° /10° | 0.5 mm | 7 | |
| 19 Dec. | Patchy rain possible | 19° /12° | 1.1 mm | 6 | |
| 20 Dec. | Light rain shower | 18° /12° | 1 mm | 7 | |
| 21 Dec. | Sunny | 21° /12° | 1.3 mm | 7 | |
| 22 Dec. |  Moderate or heavy rain shower | 20° /12° | 4.7 mm | 5 | |
| 23 Dec. | Light rain | 21° /14° | 6.7 mm | 6 | |
| 24 Dec. | Patchy rain possible | 21° /14° | 1.6 mm | 8 | |
| 25 Dec. | Patchy rain possible | 21° /13° | 1.2 mm | 8 | |
| 26 Dec. | Patchy rain possible | 21° /13° | 4.8 mm | 6 | |
| 27 Dec. | Patchy rain possible | 19° /12° | 1.4 mm | 6 | |
| 28 Dec. | Sunny | 21° /10° | 0.1 mm | 8 | |
| 29 Dec. | Sunny | 22° /11° | 1.2 mm | 7 | |
| 30 Dec. | Overcast | 21° /14° | 4.4 mm | 5 | |
| 31 Dec. | Sunny | 20° /13° | 6.6 mm | 6 | |
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Important Notice
Our weather forecast for Manawatu-Wanganui in December 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 Manawatu-Wanganui forecast closer to your planned date for the most up-to-date weather information.
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Manawatu-Wanganui in December - FAQ
What are the expected maximum and minimum temperatures in Manawatu-Wanganui during December?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Manawatu-Wanganui during December?
Significant rainfall exceeding 137 mm is expected in Manawatu-Wanganui during December, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Manawatu-Wanganui during December?
The average wind speed in Manawatu-Wanganui during December is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Manawatu-Wanganui
Explore the daily rainfall trends and prepare for Manawatu-Wanganuis December weather 💧
Typically, Manawatu-Wanganui has 10 rainy days in December with a total of 137 mm of rainfall.
UV exposure in Manawatu-Wanganui during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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