Marlborough (Picton)
September
Weather in Marlborough for September 2025
Your guide to Marlborough weather in September - trends and predictions
In general, the average temperature in Marlborough at the beginning of September is 14.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 13.7 °C by the end of September.
The climate of Marlborough in September is notably wet, with an average of 11 rainy days, and a total of 41.9 mm of precipitation.
Temperatures
Rain 🌧️
19
Dry days
11
Rainy days
0
Snow days
13°/3°
Temperatures
16 km/h
Avg max wind
76 %
Avg humidity
Marlborough in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  15° | 2  14° | 3  15° | 4  11° | 5 14° | 6 16° | 7 16° |
| 8 13° | 9 13° | 10 15° | 11 12° | 12  15° | 13 12° | 14 11° |
| 15 12° | 16 11° | 17 8° | 18 13° | 19 12° | 20 12° | 21 13° |
| 22 14° | 23 15° | 24 15° | 25 11° | 26 14° | 27 12° | 28 15° |
| 29 15° | 30 14° |
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Temperatures trend during September in Marlborough
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. | Partly cloudy | 15° /4° | 1.7 mm | 6 | |
| 2 Sept. | Sunny | 14° /3° | 0 mm | 5 | |
| 3 Sept. | Light drizzle | 15° /6° | 2.3 mm | 5 | |
| 4 Sept. | Light rain shower | 11° /3° | 11.9 mm | 4 | |
| 5 Sept. | Sunny | 14° /1° | 0 mm | 5 | |
| 6 Sept. | Partly cloudy | 16° /2° | 0 mm | 6 | |
| 7 Sept. | Patchy rain possible | 16° /4° | 1.2 mm | 5 | |
| 8 Sept. | Patchy rain possible | 13° /3° | 0.1 mm | 4 | |
| 9 Sept. | Light drizzle | 13° /3° | 6.4 mm | 4 | |
| 10 Sept. | Sunny | 15° /4° | 0.1 mm | 6 | |
| 11 Sept. | Sunny | 12° /2° | 0 mm | 5 | |
| 12 Sept. | Overcast | 15° /2° | 0 mm | 5 | |
| 13 Sept. | Light rain shower | 12° /3° | 5.7 mm | 4 | |
| 14 Sept. | Patchy rain possible | 11° /5° | 0.4 mm | 4 | |
| 15 Sept. | Patchy rain possible | 12° /6° | 0.1 mm | 4 | |
| 16 Sept. | Patchy rain possible | 11° /4° | 0.4 mm | 4 | |
| 17 Sept. | Light rain | 8° /2° | 5.4 mm | 3 | |
| 18 Sept. | Partly cloudy | 13° /-2° | 0 mm | 5 | |
| 19 Sept. | Light drizzle | 12° /2° | 1.1 mm | 4 | |
| 20 Sept. | Patchy rain possible | 12° /2° | 0.1 mm | 4 | |
| 21 Sept. | Partly cloudy | 13° /1° | 0 mm | 5 | |
| 22 Sept. | Light drizzle | 14° /2° | 1.1 mm | 4 | |
| 23 Sept. | Light rain | 15° /3° | 2.3 mm | 5 | |
| 24 Sept. | Patchy rain possible | 15° /3° | 0.1 mm | 5 | |
| 25 Sept. | Partly cloudy | 11° /2° | 0 mm | 5 | |
| 26 Sept. | Patchy rain possible | 14° /3° | 1.2 mm | 4 | |
| 27 Sept. | Patchy rain possible | 12° /3° | 0.2 mm | 4 | |
| 28 Sept. | Partly cloudy | 15° /0° | 0 mm | 6 | |
| 29 Sept. | Overcast | 15° /3° | 0 mm | 5 | |
| 30 Sept. | Sunny | 14° /3° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Marlborough 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 Marlborough forecast closer to your planned date for the most up-to-date weather information.
Marlborough in September - FAQ
What are the expected maximum and minimum temperatures in Marlborough during September?
Prepare for cooler days with highs just around 13° and colder nights, dipping below 3°.
How much rainfall should be expected in Marlborough during September?
In September, Marlborough can expect light to moderate rainfall, totaling 41.9 mm across approximately 11 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Marlborough during September?
The average wind speed in Marlborough during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Marlborough
Explore the daily rainfall trends and prepare for Marlboroughs September weather 💧
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