Whanganui
August
Weather in Whanganui for August 2026
Your guide to Whanganui weather in August - trends and predictions
In general, the average temperature in Whanganui at the beginning of August is 11.7 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 13.1 °C by the end of August.
Whanganui experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 83.2 mm.
Temperatures
Rain 🌧️
9
Dry days
22
Rainy days
0
Snow days
12°/6°
Temperatures
20 km/h
Avg max wind
79 %
Avg humidity
Whanganui Weather August
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Temperatures trend during August in Whanganui
See the weather trend as well as the moving average line
August weather in Whanganui day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Light drizzle | 12° /6° | 1.2 mm | 4 | |
| 2 Aug. |  Patchy rain possible | 11° /4° | 7.4 mm | 4 | |
| 3 Aug. |  Overcast | 10° /4° | 0 mm | 4 | |
| 4 Aug. |  Partly cloudy | 12° /2° | 0 mm | 5 | |
| 5 Aug. | Partly cloudy | 12° /5° | 0.6 mm | 4 | |
| 6 Aug. | Patchy rain possible | 12° /5° | 0.2 mm | 4 | |
| 7 Aug. |  Moderate rain at times | 13° /6° | 1.4 mm | 4 | |
| 8 Aug. | Moderate or heavy rain shower | 12° /7° | 4.1 mm | 4 | |
| 9 Aug. |  Heavy rain at times | 10° /4° | 2.7 mm | 3 | |
| 10 Aug. | Moderate or heavy rain shower | 9° /6° | 8.1 mm | 3 | |
| 11 Aug. | Patchy rain possible | 10° /5° | 0.2 mm | 3 | |
| 12 Aug. | Light rain shower | 11° /5° | 1.2 mm | 3 | |
| 13 Aug. | Moderate rain at times | 11° /5° | 0.8 mm | 4 | |
| 14 Aug. | Moderate or heavy rain shower | 11° /4° | 2.9 mm | 4 | |
| 15 Aug. | Patchy rain possible | 12° /6° | 3 mm | 4 | |
| 16 Aug. | Moderate or heavy rain shower | 13° /7° | 5.6 mm | 4 | |
| 17 Aug. | Light rain | 11° /7° | 6.3 mm | 3 | |
| 18 Aug. | Overcast | 14° /7° | 3.7 mm | 4 | |
| 19 Aug. | Light rain shower | 11° /6° | 8.1 mm | 4 | |
| 20 Aug. | Moderate or heavy rain shower | 11° /6° | 3.8 mm | 3 | |
| 21 Aug. | Heavy rain at times | 11° /6° | 1.2 mm | 4 | |
| 22 Aug. | Partly cloudy | 11° /4° | 0.2 mm | 4 | |
| 23 Aug. |  Cloudy | 13° /3° | 0.1 mm | 4 | |
| 24 Aug. | Partly cloudy | 13° /4° | 2 mm | 4 | |
| 25 Aug. | Patchy rain possible | 14° /5° | 0 mm | 4 | |
| 26 Aug. |  Mist | 13° /6° | 1.5 mm | 4 | |
| 27 Aug. | Light rain shower | 13° /7° | 4.5 mm | 4 | |
| 28 Aug. | Patchy light drizzle | 12° /6° | 4.7 mm | 4 | |
| 29 Aug. | Light rain shower | 13° /6° | 3.2 mm | 4 | |
| 30 Aug. | Partly cloudy | 13° /6° | 1.8 mm | 4 | |
| 31 Aug. | Overcast | 14° /7° | 2.4 mm | 4 | |
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Important Notice
Our weather forecast for Whanganui in August 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 Whanganui forecast closer to your planned date for the most up-to-date weather information.
Change Month
Whanganui in August - FAQ
What are the expected maximum and minimum temperatures in Whanganui during August?
During August, expect a variety of temperatures with highs around 12° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Whanganui during August?
Moderate rainfall is anticipated in Whanganui during August, with a total of 83.2 mm spread over approximately 22 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Whanganui during August?
The average wind speed in Whanganui during August is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Whanganui
Explore the daily rainfall trends and prepare for Whanganuis August weather 💧
Typically, Whanganui has 22 rainy days in August with a total of 83.2 mm of rainfall.
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