Waikato
September
Weather in Waikato for September 2025
Your guide to Waikato weather in September - trends and predictions
In general, the average temperature in Waikato at the beginning of September is 15.3 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 14.6 °C by the end of September.
Expect significant rainfall in Waikato during September, with an average of 19 rainy days.
Is September a good time to visit Waikato? check out the best time to travel to Waikato page.
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11
Dry days
19
Rainy days
0
Snow days
15°/10°
Temperatures
23 km/h
Avg max wind
81 %
Avg humidity
Waikato in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  17° | 2  17° | 3  16° | 4 13° | 5 14° | 6 14° | 7 16° |
| 8 14° | 9 14° | 10 15° | 11  15° | 12  14° | 13 14° | 14  15° |
| 15  14° | 16 13° | 17 13° | 18 14° | 19 16° | 20 16° | 21 17° |
| 22 16° | 23 16° | 24 16° | 25 16° | 26 14° | 27 14° | 28 14° |
| 29 14° | 30 14° |
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Temperatures trend during September in Waikato
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Light rain shower | 17° /12° | 10 mm | 5 | |
| 2 Sept. | Sunny | 17° /10° | 0 mm | 6 | |
| 3 Sept. | Light rain | 16° /11° | 11.6 mm | 5 | |
| 4 Sept. | Patchy rain possible | 13° /7° | 1.6 mm | 4 | |
| 5 Sept. | Sunny | 14° /6° | 0 mm | 5 | |
| 6 Sept. | Patchy rain possible | 14° /9° | 0.6 mm | 4 | |
| 7 Sept. | Patchy rain possible | 16° /12° | 1.4 mm | 5 | |
| 8 Sept. | Patchy rain possible | 14° /9° | 1.2 mm | 4 | |
| 9 Sept. | Patchy rain possible | 14° /8° | 0.4 mm | 4 | |
| 10 Sept. | Light rain shower | 15° /11° | 0.8 mm | 5 | |
| 11 Sept. | Moderate or heavy rain shower | 15° /9° | 8.3 mm | 4 | |
| 12 Sept. | Partly cloudy | 14° /7° | 0 mm | 5 | |
| 13 Sept. | Partly cloudy | 14° /8° | 0.2 mm | 5 | |
| 14 Sept. | Cloudy | 15° /10° | 5.7 mm | 5 | |
| 15 Sept. | Overcast | 14° /10° | 4.6 mm | 4 | |
| 16 Sept. | Overcast | 13° /7° | 3.1 mm | 4 | |
| 17 Sept. | Partly cloudy | 13° /8° | 3.5 mm | 5 | |
| 18 Sept. | Light rain shower | 14° /8° | 1.3 mm | 5 | |
| 19 Sept. | Sunny | 16° /9° | 1.5 mm | 5 | |
| 20 Sept. | Sunny | 16° /10° | 3.5 mm | 5 | |
| 21 Sept. | Sunny | 17° /10° | 0.3 mm | 6 | |
| 22 Sept. | Patchy rain possible | 16° /10° | 0.6 mm | 5 | |
| 23 Sept. | Light rain | 16° /12° | 10.8 mm | 5 | |
| 24 Sept. | Patchy rain possible | 16° /10° | 4.7 mm | 5 | |
| 25 Sept. | Light rain shower | 16° /9° | 18.4 mm | 6 | |
| 26 Sept. | Light rain shower | 14° /9° | 1.9 mm | 5 | |
| 27 Sept. | Patchy rain possible | 14° /9° | 1.9 mm | 4 | |
| 28 Sept. | Light rain shower | 14° /9° | 3.7 mm | 5 | |
| 29 Sept. | Patchy rain possible | 14° /9° | 0.8 mm | 5 | |
| 30 Sept. | Moderate or heavy rain shower | 14° /7° | 7.2 mm | 5 | |
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Important Notice
Our weather forecast for Waikato in September 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 Waikato forecast closer to your planned date for the most up-to-date weather information.
Waikato in September - FAQ
What are the expected maximum and minimum temperatures in Waikato during September?
During September, expect a variety of temperatures with highs around 15° and lows near 10°, suitable for diverse activities and preferences.
How much rainfall should be expected in Waikato during September?
Significant rainfall exceeding 141.9 mm is expected in Waikato during September, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Waikato during September?
The average wind speed in Waikato during September is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Waikato in September?
As you prepare for your trip to Waikato in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Waikato, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
September rainfall patterns in Waikato
Explore the daily rainfall trends and prepare for Waikatos September weather 💧
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